Photosystem II (PSI) inhibitors are a class of herbicides that work by blocking a key step of the light- dependent reactions, eventually shutting down the pathway completely.
Which products of photosynthesis would not be produced as a result of this herbicide?
Choose 1
Sugars only
B
ATP only
Sunlight, water, and carbon dioxide
D
ATP and sugars

Two pea plants with yellow peas are crossed. most of their offspring have yellow peas, but about 25 percent of the offspring have green peas. for pea color, yellow is the dominant trait and green is the recessive trait. what does this tell you about the two parent plants? a. the parent plants have only dominant alleles for pea color. b. the parent plants are heterozygous for pea color. c. pea color follows an incomplete dominance pattern of inheritance. d. the parent plants are homozygous for pea color.

What do you think scientists face when classifying new organisms?

Which of the following is not a symptom of desertification?