Answer:
The cells at the end of meiosis II must have half the number of chromosomes because, if they didn't have, the reunion of both gametes with diploid number of chromosomes for example, in gametes would form twice the number chromosomes.
If two populations of birds stop interbreeding because of a difference in song patterns this would be described as behavioral isolation.
Answer:
They obtain energy by a process called photosynthesis
Explanation:
Answer:
The Yellowstone nourishment web given shows that voles and mice subject to grasses and herbs. The badger rely upon the two voles and mice. This perception can be induced as that voles can keep up bigger populace when they exist with mice. This is on the grounds that the badgers prey both on mice and voles yet not the only one on voles. Thus, the mice can likewise keep up a steady populace on coexisting with voles as there is equivalent open door for mice and voles be implored up on by badgers. The badgers can keep up a steady populace when they rely upon the two mice and voles for their nourishment. In this manner, the alternatives a,b
answer is the first1 off spring to parants
