Because the chromosomes need to line up
Answer:
The answer is A. Conceptual replication
Explanation:
Mark decides to conduct a variation of the original study in which he measures participants' ability to solve verbal analogies as the cognitive task instead of measuring their ability to solve math problems. He finds that people who drink caffeine beforehand solve more verbal analogies than those who drink water beforehand, suggesting caffeine consumption causes improved cognitive performance. This study is known as a conceptual replication
Answer:
B. Thirteenth Amendment
Explanation:
The Thirteenth Amendment to the United States Constitution abolished slavery.
Answer:
60 years
Explanation:
umm. he was born 60 years ago (1961)
The evidence that <span>Darwin used to support his theory of evolution are:
</span><span>1) looked at fossils
The change of fossils indicated the change of anatomical shape, which indicates evolution
2) looked at shape of earth, change
The change of earth's shapes indicates the change in environment that force organisms to evolve
3)looked at comparative anatomy
To spot the differences between an organism and its predecessor </span>