Which of the following is a consequence of ocean acidification? Question 19 options:

A) Shorebird eggs are weakened and break more easily.

B) Swimmers may experience skin irritation from the acidified water.

C) Carbonate (CO32–) accumulates to increase the pH of the water.

D) Marine organisms that use carbonate (CO32–) as a building block to make calcified shelters are threatened.

Where can a dna be found in a prokaryotic cell

Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed