Which organ system removes cellular wastes as the result of cellular respiration? a) Digestive Systelm
b) Respiratory System
c) Excretory System
d) Nervous System
e) Circulatory System

Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. chinchilla x chinchilla 1/2 agouti, 1/2 chinchilla 3/4 agouti, 1/4 chinchilla all chinchilla

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs