Answer: Cell differentiation can be defined as a process in which the less specified cell is converted into the more specified cell. The cells at the embryonic stages is less specialized and during the process of development it becomes more specialized and this process is regulated by gene expression. The gene expression involves a specific group of genes which is expressed or suppressed, that decides the function of the cell.
A fertilized egg shows a single cell which is non-specialized that will become complex and will turn into a multicellular organism by cell differentiation.
This is the reason the adult rabbit looks so different from the single fertilized egg.
Answer:
Distinction of crude density and ecological density necessary and which one of these densities are greater is explained below in details.
Explanation:
Density measure in courses of the amount of territory possible as existence reservation is ecological density. Crude density incorporates all the property within the animal's reach whereas ecological density incorporates only that division of property that can actually be established by the species.
If your choices are the following:
<span>a. A
b. B
c. C
d. D
</span>
Then the answer is C. Interneurons<span> create neural circuits so that there is a communication between sensory or motor </span>neurons<span> and the central nervous syste</span>
Answer:
Convergent Evolution
Explanation:
In evolutionary biology, convergent evolution is defined as the process whereby distantly related organisms independently evolve similar traits to adapt to similar necessities.
Answer:
- 1) Somewhere it billion years ago it was considered that there were no air , no earth , no sky , no sun , not even light . The universe was a highly dense and infinitesimally small lump . Suddenly,There was a big explosion.The"Big Bang ".And then was light . That probably was the beginning____ The beginning of matter,The beginning of light and the time !!.
- 2) The big crunch is a hypothetical scenario for the ultimate fate of the universe.
<h2>Hope this helps u :)</h2><h2>Not cheated nor copied answer .</h2>
