Answer:
D. Competitive
Explanation:
Animals seem to get aggressive during interaction with other animals.
Answer:
The gravitational force on an object increases as the object’s mass increases.
Explanation:
Answer:
Krill
Explanation:
All animals in the Antarctic depend on krill, very small crustaceans, for their survival.
PCR allows for the analysis of DNA fragments through the comparison of the base pairs each molecule contains, which can then be used for genetic screening and the identification of individuals and DNA fragments