Atoms of which 3 elements could bond together to form an organic compound

a. carbon, hydrogen, and oxygen

b. oxygen, iron, and carbon

c. oxygen, hydrogen, and nitrogen

d. carbon, iron, nitrogen

Energy transformations are always less than 100 percent efficient because some energy is always lost as

Where does the oxygen used in cellular respiration end up? Question 4 options: water ATP NADH glucose

Which stage uses the reactant water from the overall photosynthesis equation? Which stage produces sugar?

Erosion affects what types of land forms?

Why are we unable to hear sound in outer space

Which of the following is an example of sensors working during homeostasis? a blood volume decreasing from lack of water b the pancreas failing to release insulin c acidic blood pH disrupting cell metabolism d energy demands triggering a release of

If two organisms evolve in response to each other which evolutionary pattern is demonstrated

If there is a possibility of four different genotypes in the offspring that result from a dominant-recessive inheritance, and if the couple has four children, would they definitely have children with one expressing each genotype?

The ovaries are located in the ___ cavity.

Transport of materials into a cell against a concentration gradient, from low to high, requires A) water. B) energy. Eliminate C) osmosis. D) a passageway.