Researchers crossed a heterozygous tall pea plant (Tt) with a homozygous short pea plant (tt). What is the probability that this cross will produce homozygous short (tt) offspring?

Which of these examples might be an animal adaptation to life in the tree canopy of a tropical rainforest? A) gripping tail B) hair-lined ears C) light colored fur D) cold-blooded metabolism

What is a charge that improves a species' change of survival? A. Variation B. Adaptions C. Genetics D. Phenotype

What is an example of an environmental factor that influences our phenotype

How much energy is lost when one organism consumes another organism

Which two organisms would be expected to have the most similar genetic material

Which kind of biologist would most likely use satellite technology?

What is the complementary base of adenine in DNA? guanine cytosine thymine uracil

Fish in a marine environment must maintain a relatively constant ion concentration in their tissues and blood. How do the chloride cells in the gills aid fish in the removal of excess ions? A.

Name three groups of plastic sedimentary rocks

A section of DNA that carries enough information to make a single protein is called a (an) A. codon. B. enzyme. C. gene. D. intron.