Answer:
well the sperm fertilises the egg or zygote
A forensic scientist is trying to find out the number of adenine bases in the DNA sample that he obtained from a crime scene.
What can he assume about the number of adenine?
He can assume about the number of adenines and their position on the sequence will be equal between the sample found at the crime scene and one sample from the suspicious individual.
What is forensics DNA?Forensics DNA refers to the techniques to identify suspicious by comparing DNA profiles with those obtained from the crime scene.
Forensics DNA may result very useful to solve criminal cases by comparing nucleotide sequence between samples.
In conclusion, he can assume about the number of adenines and their will be equal between the sample found at the crime scene and the suspicious individual.
Learn more about forensics DNA here:
https://brainly.com/question/19238665
#SPJ1
Progressive muscle relaxation involves tensing and relaxing key muscle groups in order to:________
process of DNA replication
DNA replication is the process through which cells make copies of the genome's DNA. A cell must first replicate its full genome before it can divide, ensuring that each daughter cell has a complete genome upon division.
What is DNA replication?A double-stranded DNA molecule is copied to create two identical DNA molecules through DNA replication. Because every time a cell splits, the two new daughter cells must have the same genetic material, or DNA, as the parent cell, replication is crucial.The ability of each DNA strand to function as a template for duplication is essential to the replication process. DNA double helix unwinding occurs at specified locations, known as origins, where DNA replication begins.The production of a primer, a brief section of RNA that serves as the beginning point for synthesizing fresh DNA, follows. By matching nucleotides to those on the original strand, an enzyme known as DNA polymerase starts duplicating the DNA. Once synthesis is finished, the RNA primers are switched out for DNA, and any gaps between freshly produced DNA segments are closed by enzymes.Since DNA replication is a critical process, the freshly manufactured DNA is proofread by the cell to make sure no errors or mutations are added. Once a cell's DNA has been duplicated, it can divide into two identical copies, each of which has the original DNA.To learn more about DNA, refer to:
https://brainly.com/question/16099437
#SPJ9
Which fact supports the conclusion that there will be fewer farm managers in the future?
Administrative duties include budgeting and training staff.
Farm technology is replacing some administrative jobs.
Farm managers often need experience but not education.
A farmer manager’s duties vary by the type of farm.
Answer:
I think that it is the 2nd one
The skull is composed of two distinct groups of bones: the cranial bones and the facial bones.
a) true
b) false
Answer:
true
Explanation:
as they are the bones that make up your face
What are small area variations? a. geographic variations in health care practice b. demographic variations in health care practice c. both a and b d. neither a nor b
Small area variations are geographic variations in health care practice. That is option A.
What are geographic variations?In the health sector, geographic variations are a type of variations that involves the observation of small area using population-based medical services across the relatively small geographic areas.
The importance of geographic variations in health care practice include the following:
It helps in monitoring disease outbreaks,It targets public health strategies towards a particular disease.It saves cost for health care delivery servicesIt makes health care delivery services available for the populace.Learn more about variations here:
https://brainly.com/question/17313169
#SPJ1
Under normal conditions, the adult bone marrow produces approximately 70 billion neutrophils. what is the major function of neutrophils?
Neutrophils is sign of body infection.If you have high neutrophils which is present in human blood then its is known as Neutophilia.
Its a type of white blood cells (WBC) its an important part of immune system which helps body to fights with infection. When micro organisms such as bacteria or viruses are enter in human body then these neutrophils are the first immune cells to respond.
Under normal conditions, the number of neutrophils in healthy person is between 2,500 to 6,000 .If neutrophils are increases of deceases in human body then doctor suggested antibodies.It may eventually go away, or remain as a life - long condition.
To learn more about Neutrophils here
https://brainly.com/question/14531154
#SPJ4
There are too manh pottasium ions inside a cell.as a result, the cell membrane expands and bursts. which problem was the cell most likely having?
The problem which led to the bursting of the cell is osmosis. This is specifically due to endosmosis which occurs because the cell failed to maintain its internal environment and thus expands and bursts.
Potassium ions are essential for cellular metabolism. Potassium ions are necessary for regulation of membrane potential and polarization and depolarization of the cell membrane. If a cell has too much potassium ions, the inside of the cell becomes hypertonic, with respect to its surrounding. This destabilizes the internal environment and leads to water entering the cell(endosmosis). As endosmosis occurs the cell starts to expand due to excessive water. This leads to expansion and tears and cracks in the cell. The further expansion of the cell leads to the bursting of the cell or lysis of the cell.
Learn more about osmosis here-
https://brainly.com/question/21395644
#SPJ4
What are the two forms that DNA takes in a bacterial cell
Answer:
bacterial plasmids and phages.
Explanation:
they make up and combine back into a bacterial DNA cell.
PLEASE ANSWER QUICK
What makes eukaryotes different from prokaryotes?
Multicellularity
All of the choices
Highly Organized Cell Interior
Sexual Reproduction
Answer:Scientists believe that eukaryotes evolved from prokaryotes around 2.7 billion years ago. The primary distinction between these two types of organisms is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not.
Explanation:
In addition to their distinctive subsistence strategies, horticulturalists are characterized by what features
In addition to their distinctive subsistence strategies, horticulturalists are characterized by a large population and land ownership.
What are subsistence strategies?A subsistence pattern often called a subsistence strategy, is the way a civilization meets its fundamental necessities for survival. This includes having access to food, water, and shelter. Foraging, horticulture, pastoralism, agriculture, and industrial food production are the five basic groups of subsistence patterns.
The earliest kind of subsistence is foraging, which was the mainstay of all human cultures up until about 10,000 years ago. Horticultural societies often use basic tools for small-scale gardening. Higher population densities are possible using these strategies, but they still rely on the availability of lots of undeveloped lands. The intensive upkeep and cultivation of land for food production is known as agriculture.
Learn more about subsistence strategy here:
https://brainly.com/question/17301667
#SPJ4
The most common reportable disease in the united states is:_______
a. cystitis.
b. lymphogranuloma venereum.
c. gonorrhea.
d. syphilis.
e. candidiasis.
Gonorrhea is a sex-transmitted disease caused by a bacteria that equally infects men and women. Option C.The most common reportable disease in the United States is gonorrhea.
What is gonorrhea?Gonorrhea is transmitted by sexual contact. The disease equally affects men and women, who may or may not experience symptoms. This is a very common affection that affects mostly people between 15 and 25 years old.
More than a million cases of Gonorrhea per year are reported in the United States. Because of the high incidence of the disease, especially in young people, health workers must inform the State Board of Health about all Gonorrhea cases.
The correct option is C. The most common reportable disease in the united states is:_gonorrhea_
Due to technical problems, you will find a more detailed explanation in the attached files.
You can learn more about Gonorrhea at
https://brainly.com/question/6576326
https://brainly.com/question/4483043
#SPJ1
You are studying two populations of dung beetles, one of which rolls their dung balls at noon, resting at night, and the other of which reverses this. These could speciate due to
You are studying two populations of dung beetles, one of which rolls their dung balls at noon, resting at night, and the other of which reverses this. These could speciate due to temporal isolation.
What about temporal isolation?When two or more species reproduce at different times, this is known as temporal isolation. For instance, the same rain forest is home to three different orchid species. Each species possesses one-day-only blooms that need to be pollinated on that day in order to produce seeds.Temporal isolation prevents interbreeding between individuals from different species due to differences in timing, even if those individuals may occupy the same geographic area.When two populations have divergent reproductive cycles or active seasons, this is known as temporal isolation. For instance, because wood frogs and leopard frogs reach sexual maturity at separate periods in the spring, they are unable to hybridize.
Learn more about population here:
https://brainly.com/question/6615095
#SPJ4
Determine whether the following statement is true or false, and why: "Populations are dynamic, responding to variations in their environment."
A. False, it should read "Populations are static, responding to variations in their environment."
B. False, it should read "Populations are dynamic, they do not respond to variations in their environment."
C. False, it should read "Populations are static, they do not respond to variations in their environment."
D. True
The is true that populations are dynamic and respond to variations in their environment (option D).
What is a population?A population is the collection of organisms of a particular species, sharing a particular characteristic of interest and living in a given area.
However, populations of organisms are dynamic in nature, meaning that they can change over time in response to environmental conditions.
Therefore, it is true that populations are dynamic and respond to variations in their environment.
Learn more about population at: https://brainly.com/question/27991860
#SPJ1
A toxicity of folate can disguise a deficiency of which nutrient, resulting in nerve damage?
Large dose of folate increase the symptom of vitamin B12 deficiency . the vitamin B12 deficiency can lead to permanent damage of the spinal cord nerves and brain.
It can cause severe birth defects which is called neural tube defects. this defects include spinal, pifida . folate deficiency can also increase your chance of placental abrupt ion is a condition in which placental separate from uterus.
High dose of folate typically be remedied by taking supplement of both folic acid and vitamin B12. vitamin B12 works closely with vitamin B9 also called folic and folate acid which is help to make red blood cells and iron work better in our body.
To learn more about folate here
https://brainly.com/question/16040966
#SPJ4
Cells in the juxtaglomerular apparatus secrete ______________in response to a significant drop in blood pressure or blood volume.
a. aldosterone
b. atrial natriuretic factor
c. antidiuretic hormone
d. angiotensin
e. renin
Renin is secreted in response to a significant drop in blood pressure or blood volume.
The juxtaglomerular apparatus secrete renin, and as specialized smooth muscle cells surrounding the afferent arteriole also have the capacity to affect the perfusion of the glomerulus.
The main function of the Juxtaglomerular apparatus is to secrete Erythropoietin and Renin.
The juxtaglomerular apparatus functions to maintain blood pressure and to act as a quality control mechanism to ensure proper glomerular flow rate and efficient sodium reabsorption. The urethra extends from the bladder to the surface of the body.
Baroreceptors found in the arterioles trigger renin secretion if there is a fall in blood pressure in the arterioles. Activation of the sympathetic nervous system can also stimulate renin release through activation of beta-1 receptors.
To learn more about renin here
https://brainly.com/question/2005819
#SPJ4
what sends light trough the microscope?
Answer:
The Objective Lens
Explanation:
light light passes through the microscope through the objective lens
Answer:
lamp
Explanation:
lamp - produces the light (Typically, lamps are tungsten-filament light bulbs. For specialized applications, mercury or xenon lamps may be used to produce ultraviolet light. Some microscopes even use lasers to scan the specimen.)
what is a benefit of genetic engineering
A: Does not require any technology.
B: Supported by long term research.
C: No controversy surrounding its use.
D: Can produce non naturally occurring traits.
Answer:
D
Explanation:
the other answers are incorrect
Nicotine is a stimulant, a drug that decreases the action of the central nervous system, the heart, and other organs. Nicotine is a stimulant, a drug that decreases the action of the central nervous system, the heart, and other organs. True False
False. Nicotine is a stimulant, a drug that increases the action of the central nervous system, the heart, and other organs.
How nicotine affects?Nicotine is categorized as a stimulant, a substance that heightens the activity of the heart, the central nervous system, and other organs. Nicotine causes heart disease and stroke by raising blood pressure and heart rate. Once addicted, individuals require increasing amounts of cigarettes to quell their nicotine addiction.Nicotine both stimulates and depresses the central nervous system.The hormone adrenaline is first released by nicotine, which further activates the neural system and contributes to the "kick" of the drug's feelings of pleasure and, over time, addiction.Body releases epinephrine when you smoke. stimulates the sympathetic nervous system, which causes shallow breathing and fast breathing while raising blood pressure and heart rate. The mimicked neurotransmitter by nicotine. It involved in memory and learning, and it strengthens the connections between different neuronal networks.Learn more about nervous system here:
https://brainly.com/question/26348097
#SPJ4
In a population that is in Hardy-Weinberg equilibrium, 49% of the population show the homozygous recessive genotype. The frequency of homozygous dominant individuals is:
The frequency of homozygous dominant individuals is: 42%
Hardy–Weinberg equilibrium (HWE) is a null model of the relationship between allele and genotype frequencies, both within and between generations, assuming no mutation, no migration, no selection, random mating, and infinite population size. To find the frequency of the recessive allele, we must first find the frequency of the dominant allele (p). According to the Hardy-Weinberg principle, the square root of the homozygous genotype frequency is equal to the allele frequency. The Hardy-Weinberg equation used to determine genotype frequencies is: p2 + 2pq + q2 = 1. Where 'p2' represents the frequency of the homozygous dominant genotype (AA), '2pq' the frequency of the heterozygous genotype (Aa) and 'q2' the frequency of the homozygous recessive genotype (aa).
Calculation:
q2 = 49
q= 0.7
According to Hardy–Weinberg equilibrium p + q= 1
p = 1 - q
1-0.7= 0.3
p2+ 2pq+q2=1
One can substitute the values
2pq= 2(0.3) (0.7) = 0.42
42% is the answer.
Learn more about Hardy–Weinberg equilibrium on:
https://brainly.com/question/14669053
#SPJ4
The study of biology can be understood through the organizational hierarchy of life. Each level of life builds upon the next level, and this increasing complexity is what leads from molecules up to an entire ecosystem. How is the community level different from the other levels of life
The community level is different from the other levels of life as a community is made up of all the species that can coexist and possibly interact in one place.
The study of biology can be understood through the organizational hierarchy of life.
Each level of life builds upon the next level, and this increasing complexity is what leads from molecules up to an entire ecosystem.
In biology, the term "community" describes the collection of coexisting, interacting organisms, whether they are of the same species or not.
Members of a community tend to influence each other's abundance, distribution, adaption, and existence as a result of their interactions.
Community function and community structure are two of its key characteristics.
The community function is related to energy flow, community resilience, and community resistance while community structure is related to biotic composition.
Hence, the community level is different from the other levels of life.
Learn more about the ecosystem here https://brainly.com/question/15971107
#SPJ1
What is the purpose of latitude and longitude
Answer:
B) They allow a region's location to be determined exactly.
Explanation:
Both lines were invented by people to identify and locate specific places on earth. Latitude is used to identify particular north-south locations, and longitude is used to identify a particular east-west. The combination of latitude and longitude allows you to define and label any location on Earth accurately.
The major result of the inflammatory response is to ___________________________.
The major result of the inflammatory response is to infection or injury. Tissue level , inflammation is characterized by redness , swelling and itching which result from local immune , vascular and inflammatory cell responses .
Pathogen such as viruses, bacteria or fungi can causes of inflammation. External injuries like scrapes or damage through foreign objects effects of chemicals or radiation.The first and the earliest symptom of inflammation is silent phase which based on reaction of resident cells of the damaged tissue.
There are three main stages of inflammation which can vary from intensity or duration. such as Acute- swelling stage, sub acute- regenerative stage , regenerative stage, chronic- scar tissue maturation and remodeling stage.
To learn more about Pathogen here
https://brainly.com/question/13051879
#SPJ4
Use the numbers 1,2,3,4 and 5 to place the protein creation steps below in the correct order.
Answer:
Explanation:
1) Activation of the Amino Acids
2) Transfer of the Amino Acids to tRNA
3) Initiation of polypeptide chain
4) Chain Termination
5) Protein Translocation
Which condition is a heightened response that occurs after exposure to a noxious stimulus?
Hyperalgesia is a heightened response that occurs after exposure to a noxious stimulus.
Hyperalgesia:An increased sensitivity to feeling pain and extreme response to pain. When the nerves or the chemical makeup of the nerve pathways involved in pain perception are damaged, hyperalgesia may result. Your body's particular nerve receptors are becoming more sensitive, which is the reason for this. As a result of a surgery or procedure, tissue or nerve injury may result in hyperalgesia. Additionally, it can happen to persons who are using opioids.
A noxious stimulus is one that is potent enough to endanger the integrity of the body (i.e. cause damage to tissue). Peripheral afferents, such as A-delta and C-nerve fibers and free nerve endings, are induced by noxious stimuli and are responsible for transmitting pain throughout an organism's nervous system.
Learn more about noxious stimuli here:
https://brainly.com/question/3199001
#SPJ1
after two half-;ives (9 billion years) what percent of the orignal uranium remains?
The percentage of the orignal uranium that remains after two half-lives is 25%
Data obtained from the question Original amount (N₀) = 100%Number of half lives (n) = 2Percentage remainig (N) =? How to determine the percentage remainingN = N₀ / 2ⁿ
N = 100 / 2²
N = 100 / 4
N = 25%
Thus 25% of the original sample remains
Learn more about half life:
https://brainly.com/question/26374513
#SPJ1
Drag each item related to a model of population growth to the appropriate cell in the table. Three cells are completed as examples.
The model of population growth as indicated in the question is completed and attached in the image labelled Growth Model.
What is model of population growth?An species that reproduces according to to set rules has a population that can be predicted by a population growth model.
The model predicts the population at a particular period based on the number of times an organism reproduces, how many new creatures it creates each time, and how often it reproduces.
What are the various models of Population Growth?There is the Exponential Population Growth Model.
When resources are unrestricted, population growth is exponential; the population's rate of change is only dependent on its size.
There is the Logistic population growth Model.
Logistic population growth happens when there are few resources available and competition for those resources;
the population's pace of change depends on the size of the population, the level of rivalry, and the availability of resources.
Learn more about population growth models:
https://brainly.com/question/25630111
#SPJ1
Full Question:
Identify Properties Of Population-Growth Models Instruction: Drag Each Item Related To A Model Of Population Growth
See the attached named Attachment 2.
Zebras and other grazers band together when grazing. which type of behavior is this?
The behavior of zebras and other grazers banding together while grazing indicates their social behavior to protect themselves and their group mates from predators.
Grazing: It is a process in which herbivores roam from one place to another in search of grass, small plants, etc which are the main source of food for them. It involves forage search, selection of forage, and eating the selected forage. Different animals differ in the type and method of searching and eating forage. This different grazing behavior makes them different from one another.
Although, one common thing which is observed in these grazing animals is the practice of grazing in bands or groups. This is generally noticed in the area where they have more danger from predators so they practice this banding method as a protective measure because predators find it difficult to attack groups and they get less chance to kill a lone individual.
Learn more about Herbivores here
brainly.com/question/4001122
#SPJ4
With respect to a hypothetical rabies investigation conducted among veterinary workers (Dr. Spot, 2003), researchers found that rabies was almost always fatal. This finding refers to:
This finding refers to Virulence of Rabies Virus (RV).
What is virulence?Virulence is a pathogen's or microorganism's ability to cause damage to a host. Factors that are produced by a microorganism and evoke disease are called virulence factors. Examples are toxins, surface coats that inhibit phagocytosis.Rabies is caused by a lyssavirus .The major factors that determine the virulence of RV are virus uptake, cell-to-cell spread, rate of virus replication and the expression of the RV glycoprotein (G).Human rabies is 99% fatal. It can be prevented by vaccinating pets, avoiding contact with wildlife and seeking medical care as soon as possible in case of being bitten by animals.Learn about pathogenicity and virulence here:
https://brainly.com/question/13552511
#SPJ4
The limbic system and reticular formation are located ______.
The limbic system and reticular formation are located throughout two (2) or more areas of the brain.
What is the limbic system?The limbic system is a system of the cerebrum associated with behavior, feelings, and emotions such as feeding sensations.
This system (limbic system) is well known to be involved in the flight/fight stimuli response.
In conclusion, the limbic system and reticular formation are located throughout two (2) or more areas of the brain.
Learn more about the limbic system here:
https://brainly.com/question/10093550
#SPJ1