A plant's response to the position of the sun in the sky is termed

a. photoperiodism.

b. heliotropism.

c. phototropism.

d. thigmotropism.

If you were testing a household cleaning product, what would be a reasonable pH for it and why would it have that pH value

Population growth is controlled by and

Transport a victim of heat exhaustion to a medical facility if no improvement is seen within:

Where do you think this heat lamp is being used?

The cell's endomembrane system is most like which system of the human body? circulatory digestive musculoskeletal integumentary

Animals in the higher trophic levels generally share two characteristics. They are typically

Name two ways that carbon enters the atmosphere

Omid is spending the semester in England where the road signs are in km. If he drives from his school into a town 6mi away, how many km will he drive?

During the light independent reaction of photosynthesis, light energy is converted to the energy currency of ALL cells. This energy-carrying molecule is needed to produce glucose. This molecule is

What is the number of chromosomes in body cells, if in germ cells that number is n?