Is oxygen produced as a result of carbon fixation or of electron transport

Which branch of earth science learns about the causes of landslides?

According to the text's definition, nutrition is "the proper supply of nutrients essential for": growth reproduction circulation repair immunity energy intelligence

An unknown galaxy has a large flattened core. Which of the following classifications would best fit this galaxy's description? Irregular Spiral Lens Elliptical

What happens during the light reaction of photosynthesis? A. Water molecules combine to make food. B. Air and water create energy for a plant. C. Carbon dioxide is combined with glucose. D. Water molecules split apart.

Cobalamin, more commonly called vitamin b12, a. was one of the first parts of the b complex group to be discovered. b. is found abundantly in plant foods. c. is essential in the synthesis of dna and in the development of red blood cells. d.

genes are responsible for transmitting the trait of hair, eyes, and skin color. we may conclude that blue eyes are inherited

A respiratory therapist is unable to insert a 14 fr suction catheter through the endotracheal tube. the therapist repositions the head and is still unable to pass the catheter. what should the respiratory therapist do

What are some descriptions of echinodermata?

What is the evidence for evolution?

What do the different scientific theories about how life began on earth have in common