What is the middle layer of earth called? A. crust
B. Inner core
C. Mantle
D. Outer core

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

Which of these parts of the membrane large moecules pass through it ?

Albinism is an autosomal recessive condition. which circle graph above shows the genotype probability when an albino female mates with a male that is heterozygous for the albinism trait? answer choice f answer choice g answer choice h answer choice j