Ocean currents do not move in straight lines; instead, they curve across the planet. what is responsible for these patterns of movement?

a. differences in water density
b. differences in water salinity
c. the rotation of earth
d. differences in water temperature

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis.b. the primary role of microbes on the planet involves causing disease in animals and humans.c. microbes produce vitamins in the intestines.d. microbes play a role in breaking down waste and decomposing dead organisms.

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?

1. fold your hands together so your thumbs cross over ,and look at your thumbs. which thumb feels most "comfortable" on top is actually controlled by a gene. the left thumb folding over the right thumb is a domi