If i remember correctly asexual reproduction came first because without asexual reproduction the cells would not have been able to produce other cells so what few cells there were reproduced asexually and then it evolved onto sexual reproduction later in development
Meiosis allows more mutations and change than Mitosis. Meiosis can transfer if 1 person is immune to a very dangerous disease than they can provide more people with Immunity by providing offspring
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
I think it's number 3 .......
Answer:
mutation
Explanation:
occurs when a DNA gene is damaged or changed in such a way a to alter the genetic message carried by that gene. A mutation is an gent of substance that can bring about permanent alteration to the physical composition of a DNA gene such that the genetic message is changed