The perihelion is the point at which earth is closest to the sun, and the aphelion is the point at which earth is farthest away. based on this information, which statement is true? a. earth moves faster along its orbit during perihelion because of the sun's gravitational force. b. perihelion marks the beginning of summer, when earth is closest to the sun. c. the longest day of the year occurs during perihelion due to a lunar eclipse. d. the moon rotates faster during perihelion because of earth's gravitational force.

The climate on the leeward side of a mountain differs from that on the windward side mostly in

What atoms are found in nucleic acid and what atoms are found in proteins? compare the monomers that make up a nucleic acid versus what are the monomers that make up a protein?

Red–green color blindness is an x-linked recessive trait in humans. polydactyly (extra fingers and toes) is an autosomal dominant trait. martha has normal fingers and toes and normal color vision. her mother is normal in all respects, but her father is color blind and polydactylous. bill is color blind and polydactylous. his mother has normal color vision and normal fingers and toes. if bill and martha marry, what proportions of children with specific phenotypes would they be expected to produce? the answers only include the proportions of some of the possible phenotypes; other phenotypes are also expected to occur but are not included.