<em>crossing-over affect evolution...
<u>reason:
</u>during crossing-over chromosomes exchange their genetic information...
because of this variations occur in new generation,, in new generation some characters are from maternal chromosomes and some are from paternal chromosomes... </em>
Thank you for posting your question here at brainly. I hope my answer here will help you. To answer the question, t<span>he membrane protein thermogenin disrupts the H+ gradient in fat cell mitochondria and this results in the release of heat.</span>
85% of adults are grandparents by age 65. This estimation has been made in the U.S. from the surveying of the elderly. So, the correct choice is the third option: 85.
Let me know if you need further info. :)
- Dotz
Answer:
im not sure but i think its Guanacos
Explanation:
There is no picture of the bird.
