What one of the following items is a producer of pollution?

a. forest

b. oceans

c. factories

d. bicycles user: how many times in the history of earth has the number of species dropped drastically?

a. 4 times

b. 3 times

c. 5 times

d. 6 times

The vacuole is most like a wall. water balloon. solar panel. conveyor belt.

Is texture hardness the same thing?

Why is a frameshift mutation more damaging than a substitution?

Planets of the solar system

What bonds to guanine (G) in DNA?

Which of the following is not an example of an organism responding to a stimulus

Which strain of feminism argues that there are biological differences between men and women and that these differences should be appreciated?

Which of the following processes occurs inside the chloroplast of a plant cell? Choose ALL that are correct. (There will be multiple answers) Carbon dioxide is produced. Oxygen is produced. Sunlight is trapped. Glucose (sugar) is produced.

One turn of the citric acid cycle ultimately generates approximately 20 atp.

During an experiment, the same type of bacteria is grown in two petri dishes. Petri dish A has a diameter of 51 mm and has approximately 40,000 bacteria after 1 hour.