Answers
2. The loss of hemoglobin has led to the blood of bloodless fishes blood less viscous at low temperatures
3. Bloodless fishes are able to produce antifreeze proteins and have sold adapted tubulins.
Related Questions
In humans, which chromosome pair is the largest?
- 22
- 23
- 1
- 10
Answers
Answer:
23
because humans have 46 chromosome or 23 pairs
how do you calulate a systems total energy
Answers
Read the problem and identify all variables given within the problem as well as all forms of energy using the equation for total mechanical energy, insert calculated values of kinetic energy and potential energy.
How do the body levels of organization demonstrate this biblical concept?
Answers
Answer:
Explanation:
Study of human structure and function from a biblical worldview is centered on God’s intricate design. We are fearfully and wonderfully made by the sovereign Designer/Creator, and this truth is evident from the molecular to the systemic levels of organization.
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How are global winds and global ocean currents related
Answers
What element is changed by lightening into a form that plants can use?
Answers
Answer:
nitrogen fixation
Explanation:
Nitrogen in the atmosphere can be transformed into a plant-usable form, a process called nitrogen fixation, by lightning. Each bolt of lightning carries electrical energy that is powerful enough to break the strong bonds of the nitrogen molecule in the atmosphere.
describe the energy transfer that occurred between the lanuch of a rocket and its continuing flight out of the atmosphere.
Answers
The energy transfer that occurred between the lanuch of a rocket and its continuing flight out of the atmosphere is that the chemical energy stored in the fuel of the rocket is transformed into heat energy.
What is energy transfer?Energy transfer is defined as the process by which a form of energy is being transformed to another form without destruction of the energy.
There are various ways by which energy can be transferred and it includes the following:
Mechanical: That is through the action of a force.Electrical: That is, through the action of an electrical current.Radiation: Through Light waves or Sound waves.Heating: That is , through conduction, convection or radiation.When a rocket is being launched, the chemical energy in its fuel would be converted to another form of energy called heat energy through the actions of mechanical and heating processes of the rocket engine.
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Would the lac operon work if the repressor protein could not bind to lactose?
Answers
Answer: no
Explanation:
because binding of lactase to the repressor protein always the RNA polymerase to bind to promoter thus the structural genes could the production of enzyme lactase however if lactase doesnt bind the active repressor protein binds to the operator hindering the rna polymerase from binding on the promoter so there will be no genes for lactase production transcribed
D. Variation existed in the traits of the fox population. Foxes with smaller ears and noses were able to stay warmer and were more likely to survive and reproduce to pass their genes on to offspring. Over time, the fox population showed a shift to smaller ears and noses.
Answers
The variations in the traits of fox population made them survive more in the cold climate.
What are variations?
Any difference in cells, individuals, or populations of organisms of any species that may be attributed to genetic differences (genotypic variation) or to the influence of environmental conditions on the manifestation of genetic potentials is referred to as variations.Variations in organisms leads to their better adaptations in the adverse climate.What are adaptations?
Adaptation is the feature of an organism's behavior or physical makeup that enhances the organism's capacity for survival in its environment.
Therefore, variations leads to adaptation of organisms which increases their survival rate. Also the genetic variations are passed on to next generations.
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Name the three most common
prokaryotic shapes?
A. bacteria, archaea, and protists
B. cocci, bacilli, and spirilla this
C. Neither of these
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Answer: B. Cocci, Bacilli, and Spirilla
Explanation:
If mitosis but not cytokinesis occurred in onion root tip cells, what would you expect to see on a slide of these root cells?
Answers
Answer: Well, cytokines happens after mitosis so you wouldn't see the daughter cells dividing yet.
Explanation: Onion root-tip cells divide once every 24 hours, or roughly two hours after sunrise, and go through a cell cycle that lasts for about 24 hours. Therefore, in order to harvest the greatest amount of proliferating cells, water-grown roots should only be removed at that time.
What is the main purpose of RNA? O To relay instructions for making proteins from the nucleus to the vacuole O To relay instructions for making proteins from DNA to the ribosome To relay instructions for making proteins from the cell membrane to the ribosome O To relay instructions for making proteins from the ribosome to DNA
Answers
Answer: The primary function of RNA is to create proteins via translation. RNA carries genetic information that is translated by ribosomes into various proteins necessary for cellular processes. mRNA, rRNA, and tRNA are the three main types of RNA involved in protein synthesis.
Explanation: I study microbiology
Which length of waves are MOST harmful
to humans?
A. visible light
B. short waves like gamma rays and x-rays this answer
C. long waves like radio waves
D. Infrared light
Answers
We don’t come into contact with gamma rays often but think about how we see radiographers leave the room when we’re taking an X-ray.
Because they’re exposed to it all day it can be harmful to them
List the steps of the Krebs cycle and the products it creates.
Answers
Answer:
Step 1: Condensation of acetyl CoA with oxaloacetate.
Step 2: Isomerization of citrate into isocitrate.
Step 3: Oxidative decarboxylations of isocitrate.
Step 4: Oxidative decarboxylation of α-ketoglutarate.
The Krebs cycle results in the production of one FADH2, two NADH, two carbon dioxide molecules, and one ATP/GTP.
Explanation:
i need help with 4d & 4e please! it’s due tmr
Answers
Denaturation of protein is the phenomenon where all the structures of proteins are disrupted except the primary structure. This happens because the primary structure is made up of covalent bonds that cannot be broken down easily. But the secondary or tertiary structures are made of non-covalent structures that are relatively easier to disrupt.
Enzymes are the proteinaceous agents that alter the rate of reactions. The enzyme activity is active when the protein exhibits the tertiary or quaternary structure. This is the reason why when protein denatures the enzyme activity also changes.
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which organisms in an ecosystem require the most energy to sustain life?
Answers
24 kcal The greatest energy is needed by hawk (carnivore) creatures in an ecosystem to maintain existence.
What, in plain terms, is an ecosystem?Entry-level encyclopedia vocabulary An ecosystem is a region where a bubble of life is created by plants, animals, and other organisms interacting with the weather, environment, and other factors. Abiotic variables, or nonliving components, coexist with biotic components in ecosystems.
Describe the natural ecosystem.The interactions between species and the environment produce a natural ecosystem. An ocean, for instance, is categorized as a marine ecosystem since it contains algae, consumers, and decomposers. This kind of ecosystem goes through a cycle that starts with algae producing energy through photosynthesis.
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Which term describes the chromosomal abnormality of having three copies of a single chromosome?
A.haploidy
B.diploidy
C.trisomy
D.tetrasomy
Answers
"Tri-" is Greek for "three"; people with trisomy have three copies of a particular chromosome in cells instead of the normal two copies.
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Which of the following groups
of animals could be found in
temperate grasslands?
A. deer, fruit-eating birds, lizards, and snakes
B. bison, longhorns, burrowing animals, birds this
that nest on the ground, and foxes
C. migratory animals, oxen, caribou, and artic
foxes
D. lions, rhinoceros, giraffes, and elephants
Answers
17. According to Sigmund Freud, memories that easily surface into
everyday thought are in which part of the mind?
Hint: In the iceberg analogy, this is the part of the iceberg that's just
below the surface of the water.
Answers
Sigmund Freud, memories easily surface into everyday thoughts that are considered conscious parts of the mind.
How conscious mind work?The conscious mind holds all of our ideas, memories, feelings, and desires at any one time.
This includes our memories, which although sometimes unconscious, are easily retrievable and brought back to consciousness.
Therefore according to Sigmund Freud, memories that easily enter into everyday awareness are a conscious aspect of the mind.
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Form a hypothesis to explain the earthquakes that preceded the eruption of Mount St. Helens' 2004 eruption.
Answers
The eruption was preceded by a two-month series of earthquakes and steam-venting episodes produced by an injection of magma at shallow depth below the mountain.
What preceded the eruption of Mount St. Helens' 2004 eruption?A wave of diminishing pressure traveled down the volcanic conduit until it reached the underground magma reservoir. The magma reservoir then started to rise, produce bubbles (degas), and erupt explosively, which drove a Plinian eruption that lasted for 9 hours. Mount St. Helens's summit crater saw a steam-blast eruption recently.
An injection of magma at a shallow depth below the mountain caused an enormous bulge and a fracture system on Mount St. Helens' north slope before the eruption, which was preceded by a series of earthquakes and steam-venting episodes that lasted for two months.
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In tomatoes, red fruit (R) is dominant to yellow fruit (r). Cross a homozygous dominant fruit with a heterozygous fruit. What percentage will the offspring have yellow fruit?
Answers
The percentage of offspring that will have yellow fruit if a homozygous dominant (RR) fruit is crossed with a heterozygous (Rr) fruit is 0%.
What is a punnet square?A punnet square is the graphical representation used to determine the probability of an offspring expressing a particular genotype.
According to this question, in tomato plants, red fruit (R) is said to be dominant to yellow fruit (r). This means that the homozygous dominant genotype will be RR while the heterozygous fruit will have a genotype of Rr.
Hence, if a cross between RR (red) × Rr (red) occurs, the following offsprings will be produced:
RRRRRrRrBased on the above genotype of the offsprings, it can be observed that none of them have a yellow fruit phenotype, hence, the percentage will be 0%.
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Question 4
When a neuron is not processing information:
O It is negatively charged
O It has no charge
O It is positively charged
O It is sometimes positively charged, sometimes negatively charged
Answers
When a neuron is not processing information It is negatively charged.
The correct option is A.
What is the role of neurons?Signals are sent and received by neurons, often referred to as nerve cells, from your brain. Although they share many characteristics with other cell types, neurons are physically and functionally distinct. Neurons are able to communicate electrical and chemical messages to other cells via specialised extensions known as axons.
Where are neurons found?The bulk of neurons in vertebrates are found in the central nervous system, however some are found in peripheral ganglia and many neurones are found in sensory organs like the retina and ear.
What is a neuron made of?Three basic components make up a neuron: a cell body, two extensions known as an axon, as well as a dendrite (3). The nucleus (2), which regulates the functions of the cell and houses its genetic material, is located inside the cell body. The axon resembles a tail and carries signals out of the cell.
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The complete question is -
When a neuron is not processing information:
A- It is negatively charged
B- It has no charge
C- It is positively charged
D- It is sometimes positively charged, sometimes negatively charged
How does the body respond if the skeletal system does not function properly? I would like a detailed answer please :)
Answers
If there is no skeletal system, the person will not be able to move at all or breathe.
Why is the skeletal system so important?The skeletal system not only serves as a support and lever for the movements of the body, it also serves as protection for the internal organs so that in the face of an impact it does not cause them any damage.
Also the thorax, apart from supporting all the thoracic organs and protecting them, will have a function in breathing so that they inflate while the diaphragm contracts. If all this is not done simultaneously, breathing will not be possible and this will be incompatible with life.
As for the skull, there will not be the correct separation of nerves and brain fluids and this will not be sustainable for life either, since a certain support is needed that gives the cerebrospinal fluid to the structures of the central nervous system and the intracranial pressure that also occurs.
Therefore, we can confirm that if there is no skeletal system, the person will not be able to move at all or breathe.
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The cactus has a specialized fleshy stem that is specialized to store water for long periods of time. Which plant tissue most likely makes this action possible?
apical
dermal
ground
vascular
Answers
Answer:
dermal
Explanation:
the dermal because is the most external tissue of the plant an with the thorns they can collect the water and then during the drought they can use these water
If pH affects enzyme activity, then...
Answers
pH: Each enzyme has an optimum pH range. Changing the pH outside of this range will slow enzyme activity. Extreme pH values can cause enzymes to denature. Enzyme concentration: Increasing enzyme concentration will speed up the reaction, as long as there is substrate available to bind to.
Answer:
7>ph<14
Explanation:
if ph is 7 then its neutral, if ph lower than 7 and higher than 0 its acidic, if it's higher than 7 and lower than 14 its basic.
Look at this map of current volcano hazards. Click a few volcanoes to determine their warning levels. Why is it possible to have a warning system for volcanoes? If you were a volcanologist, would you watch certain volcanoes on the map more than others?
Answers
It is possible to have a warning system for volcanoes because most volcanoes issue warnings before erupting.
As a volcanologist, certain volcanoes on the map will be monitored more than others because some volcanoes are more explosive than the others.
Why do volcanologist monitor volcanoes?Monitoring volcanoes enables volcanologist to understand its activities during an unrest through seismicity, deformation and degassing. Some volcanoes are explosive while others are not so the volcanologist has to monitor the type of magma that flows from it.
The volcanologist also uses the map as an indicator to know when any volcano is scheduled to erupt because some volcanoes provide warnings before eruption.
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Answer:
By examining the pace of change in the gases released, the rate of change in seismic activity, the rate of change in ground deformation, and other variables, a volcanic eruption can be predicted. These are early warning indicators of an eruption. Volcanologists should concentrate on Kilauea and Shishaldin when studying the map because these two volcanoes are at the watch alert level and are more likely to erupt.
Electromagnetic radiation travels
A. in an unpredictable way
B. as a straight line
C. as a square
D. as a wave this is answer
Answers
Electromagnetic radiation travels as a wave
Electromagnetic radiation is a form of energy that propagates as both electrical and magnetic waves travelling in packets of energy called photon and there is a spectrum of electromagnetic radiation with variable wavelength and frequency and which in turn impart different characteristics and electromagnetic radiation is a type of energy that commonly known as light and generally light travels in waves and all electromagnetic radiation travel at the same speed and which is about 3.0×10⁸m/s through a vacuum and electromagnetic waves are produced by motion of electrically charged particles
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1. Which of the following statements concerning scientific hypotheses is fake? They are constructed based on observations. O They are the same as theories. O They are not always correct. O They must be testable experimentally.
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Answer: They are the same as theories.
Explanation: scientific hypothesis is like a theory as it is a possible explanation of an observation.
Breakout Edu question 2 on family gathering I don’t know if anyone can help but I could use it.
Answers
Answer:
Explanation:
.
How is the body able to prevent future infections by the same virus?
Answers
PLEASE HELP WILL GIVE BRAINLIEST
Answers
Answer:
122+293
773
because you are you still
Answer:
Notothenioidei is one of 19 suborders of the order Perciformes. The group is found mainly in Antarctic and Subantarctic waters, with some species ranging north to southern Australia and southern South America.[2][3] Notothenioids constitute approximately 90% of the fish biomass in the continental shelf waters surrounding Antarctica.[4]
773 is answer