Answer:
Heterologous transgene.
Explanation:
Heterologous transgene can be defined as the expression of a gene from another animal into another. Such an animal that this gene is introduced to does not have such a gene in them naturally, this is done through a firm of DNA technology.
So when a gene from an animal such as a cow is put into another animal like the frog, the result is heterologous transgene.
There are different star systems. Binary star systems consist of two stars. Multiple star systems consist of two or more stars. The meaning of star system is "A small number of stars."
I think it's either A) a group of hundreds of stars, or B) a group of two or more stars. I would assume it's B), but i could be wrong.
Hope this helps!
Mammoths, sabertooth tigers, wooly rhinoceroses just a few.
<span>they maintain the integrity of the cell membrane </span>