Do the oceans or terrestrial biosphere have greater storage of carbon? A. Oceans, because so much of the earth is covered by oceans.
B. Terrestrial biosphere, because so much of the earth is covered by land.
C. Terrestrial biosphere, because it includes the carbon stored by living things.
D. Oceans, because they are in direct contact with the atmosphere.

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

Plz genetic engineering can be applied to many fields including medicine and agriculture. which of the following is a medical application of genetic engineering? a. giving crop plants recombinant dna so that they would be resistant to herbicides. b. examining a persons pedigree to determine whether they can carry a gene for a genetic disease. c. analyzing a persons dna to see how closely they are related to another person. d. certain genes into bacteria so that they will produce a needed medicine.

What are the two main phases of a cell cycle