Which is an example of a trait effected by the environment?

A. burrowing

B. tattooed skin

C. hairline shape

D. thumb-crossing style

How could you determine that cartilage is a connective tissue

If a population of nitrogen fixing bacteria in an ecosystem was severely decreased, which is the most likely result

How long did hurricane ginger last

Which factor decreases the rate of a chemical reaction A. an inhibitor B. a co-factor C. increased substrate D. neutral pH

Meat slaughtered according to the religious ritual of the Jewish faith and available in some supermarkets are labeled with what word?

Living animal cells, each with a salt concentration of 1%, are placed in a solution of 30% salt. Which of the following will occur? A.

The duck-billed platypus has 52 chromosomes in its body cells. When the platypus's body cells divide by mitosis, how many chromosomes will each daughter cell have?

What is a prokaryotes in biolog

Which of the following does not represent conditions believed by scientists to have been present on early Earth? A. An atmosphere thick with water vapor B. energy in the form of ultraviolet radiation C. extremely cold temperatures D.

What would happen if a cell stopped functioning correctly?