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zaharov [31]
2 years ago
10

Why can’t your body heal an amputation, such as the loss of a finger, the same way it can heal a cut?

Biology
1 answer:
katrin2010 [14]2 years ago
3 0

Answer:

For a limb to regenerate, you need bone, muscle, blood vessels and nerves. There are adult stem cells, a kind of undifferentiated cell that can become specialized, that regenerate muscle, but they don't seem to activate.

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Hypothesis: If the porosity of three soils are tested, then red clay soil will have the lowest porosity.
NNADVOKAT [17]

Answer:

This question is incomplete, based on the given hypothesis, the question is asking to identify the variables (independent and dependent) of the experiment.

*Independent variable: DIFFERENT SOILS

*Dependent variable: Porosity

Explanation:

- Independent variable is the variable that is manipulated or changed by an experimenter in order to effect a response in another variable. In this question, three different soils were used, hence, the SOIL is the independent variable.

- Dependent variable is the variable that responds to changes made to the independent variable. It is the variable being measured in an experiment. In this case, the porosity is the variable being measured, hence, it is the dependent variable.

4 0
3 years ago
What happens to the particles when you pull the plunger up in each syringe
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Answer:

a×b(aybz_azby)i+(azbx_axbz)j+(axby_aybx)k

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2 years ago
Having no dimples is a recessive trait in humans that is controlled by a single gene. How many recessive alleles must a person h
skelet666 [1.2K]
A person who has a recessive trait must have two<span> recessive alleles because - A dominant allele does not let a recessive trait show up, in other words it simply dominates and… over shadows the recessive trait.</span>
8 0
2 years ago
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Compare the three types of RNA. Note significant similarities and differences. Use the table below to record your observations.
Alchen [17]

Answer: (Structure) mRNA: always single stranded, rRNA: single stranded, twisted upon itself in some regions, tRNA: cloverleaf-like structure

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Explanation: Plato, you're welcome

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