How do you determine the mental age of a person?

What are the reactants of the equation for photosynthesis?

Describe how the dna code is transcribed into messenger rna.

Which level of organization in ecology is a major regional or global community of organisms?

Three common characteristics of adult vertebrates are? A) skull, notochord, and complex organ system. B) backbone, segmentation, and open circulatory system. C) two pairs of jointed appendages, cephalization, and internal skeleton.

Where does urine go after it exits the kidneys?

The model shows two types of proteins, channels and carriers, allowing the movement of molecules into the cell.

Temperature, pH, and ionic concentrations each play an important role in the proper functioning of enzymes.

What was the purpose of the vinegar in the third trial? a. test the effect of raising pH on enzyme action b. test the effect of lowering pH on enzyme action c. serve as a control d. served no purpose

How do substances move in passive transport?

Atmosphere: is mostly made of nitrogen is weightless protects earth from harmful radiation contains water vapor is affected by events in the hydrosphere