Which of the following is not true concerning marine microbes?

a.

they account for up to 90 percent of the ocean biomass.

b.

they play a minor role in biological and geochemical cycles.

c.

they are a potential source of new classes of antibiotics.

d.

they may posses genes that will scientists combat global climate change.

In fruit flies, gray bodies (g) are dominant over black bodies (g), and brown pigments (n) are dominant over yellow pigments (n). each individual possesses two alleles for each trait. if a fly that is homozygous dominant for both traits is crossed with a fly that is homozygous recessive for both traits, what is the predicted genotype of the offspring.

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?

Where can dna be found in a prokaryotic cell