Answer:
I would expect a tigers' DNA to be more like humans DNA because a tiger has more characteristics like humans.
Explanation:
after all, tigers are mammals and jellyfish are aquatic invertebrates.
Melanin is a pigment that is produced by cells known as melanocytes in the skin of most animals, including humans. ...
Answer:
a. He is missing a control group of mice that did not receive the new antibiotic.
Explanation:
In any experiment especially experiments testing effectiveness of a drug, there should be a control group.
The importance of a control group is to minimize the effects of other variables other than the independent variable hence increasing reliability of the results.
in this case, a group of mice that did not receive the new antibiotic would have served as the control group.