What is a base?

A. a substance that has a low pH value

B. a substance that can accept an OH-ion

C. a substance that is alkaline

D. a substance that can donate an H+ion

What role do sugars and starches play in our bodies

Looking at a cell under a microscope you notice that it is a prokaryote how do you know

What type of epithelial tissue is found in the urinary bladder and allows it to stretch?

Which of the following is not one of the four basic types of tissue in humans? a. connective c. nerve b. muscle d. phloem

The graphs above show a change in distribution of beak phenotyzes x, y, and z over 10 generations. notice that beak x completely disappears from the population by generation 5, but reappears by generation 10.

Eubacteria and Archaebacteria can reproduce in a short amount of time. Why can this be considered a negative thing?

The catalytic efficiency of many enzymes depends on pH. Chymotrypsin shows a maximum value of kcat/KM at pH 8. Detailed analysis shows that kcat increases rapidly between pH 6 and 7 and remains constant at higher pH.

What type of bond forms between a slightly positive hydrogen atom in one molecule and a slightly negative atom in another molecule

What type of soil permeability is most desirable for agricultural land? very slow rapid moderate?

What feature of alcohol fermentation makes it more suitable for the baking process than lactic acid fermentation? A. Alcohol fermentation is a faster process than lactic acid fermentation. B.