1. All living things have a limited lifespan.
True
False

True

Explanation:

Humans have a life span of 60 - 80 years while trees have a life span 1000 - 2000 years, also rats , camels , mosquito, earthworm have a limited lifespan.

the genotypes would be 50% bb and 50% bb

the phenotypes would be 50% brown and 50% white. hope this : )

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.