What is the source of the oxygen released into the air as a product of photosynthesis?

Of the following choices, which is a function of both plant and animal structures? A) making food B) stimulating sleep C) removing blood cells D) transporting materials

There are two tomato plantlets. One of them is kept in an oxygen chamber with a light source and another is kept in sunlight. Both of them are watered regularly. What will be the observation after two weeks?

A 35 year old woman is at the clinic for a gynecologic examination. during the examination she asks the nurse how often do i need to have this pap test done

When water is being transported from the roots to the leaves of a plant or tree, water vapor eventually escapes through air spaces in the plant or tree. More water travels up to replace the lost water due, in part, to the ___ of water.

What happens to the enzyme and the substrate during a chemical reaction

Where would you most likely find terrestrial communities with temperate deciduous forests? A) India B) Alaska C) Europe D) South America

Mechanical energy is defined as the sum of both the potential energy and the kinetic energy of an object.

Gas exchange involves the transport of two respiratory gases, oxygen and carbon dioxide. review how each gas is transported between the atmosphere and the cells of your body by completing this exercise.

What obtains energy nutrients from producers?

Which form and method of using cocaine produces the most intense immediate high? page?