Answer:
carrying capacity
Explanation:
The correct answer that will complete this sentence is:
Genetics primarily causes similarities in BMI and body size between family members.
Genetics is the study of hereditary characteristics, properties, or features and their variations. It explains why members of the same family share the same physical features or behavior.
ready for evolution
adapting to change
extinct
b. marsupials.
c. placentals.
d. bird-like.