Answer:
d.high total fertility rate
Both, actually. They both add up to 46 chromosomes. If you have less than 46, you will come out with Autism. Hope this helps!
Scientists use fossils to study earth history by identifying the fossil and what era it came from. By knowing what era the fossil came from and what location it was found, scientists can make assumptions about the earth formation at that time.
Answer:
families
Explanation:
they all have different second names