Which statement describes what occurs in both animal and plant cells?
a) nitrogen is used for respiration and oxygen is a waste product.
eliminate
b) oxygen is used for respiration and carbon dioxide is a waste product.
c) nitrogen is used for respiration and carbon dioxide is a waste product.
d) carbon dioxide is needed for respiration and oxygen is a waste product.

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

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

The cluster of developing cells from conception until birth is called an