Examlex
A part of a chromosome that attaches sister chromatids to each other defines the term:
Lipids
A group of naturally occurring molecules that include fats, waxes, sterols, and fat-soluble vitamins among others.
Thermoacidophiles
Microorganisms that thrive in extremely hot and acidic environments, often found in geothermal areas.
Halophiles
Microorganisms that thrive in environments with high salt concentrations, often found in places like salt lakes or the Dead Sea.
Methanogens
Microorganisms that produce methane as a byproduct of their metabolism, usually found in anaerobic environments.
Q11: Another function of the Kreb's cycle other
Q17: A somatic mutation is a mutation that
Q22: The most common allele for any trait
Q29: In a "frameshift" mutation:<br>A)The codon that mutates
Q44: In an evolutionary sense,"fitness" refers to an
Q51: In the Lac operon,the protein that binds
Q52: The enzyme that forms a channel in
Q55: When ocean levels dropped about 70 million
Q56: The three types of natural selection are:<br>A)Directional
Q77: A human heart cell contains _ chromosomes.<br>A)2<br>B)23<br>C)46<br>D)4<br>E)16