Which two domains consist only of single-celled prokaryotes?

a. Bacteria and Archaea

b. Bacteria and Eukaryota

c. Archaea and Eukaryota

d. Prokaryota and Bacteria

Which of the following is an example of a simple carbohydrate? question 1 options: glucose

Do rainbow steel head fish eat seaweed?

Suppose you take some raw egg white and mix it into a beaker of room temperature water to form a solution. If you boil the water, a precipitate will form in the water. Explain why heating the protein solution created the precipitate?

Describe the mechanisms in place to prevent the blood from flowing in the wrong direction through the heart.

Which of these is NOT a product of cellular respiration? a. ATP b. water c. glucose d. carbon dioxide

How does gas like oxygen get across the cell membrane?

Why are there so few aquatic plants and phytoplankton that live at the bottom zones in the ocean? a. the ocean floor contains many de composers b. most sunlight is absorbed before reaching these levels c. water is limiting factor d.

Which of the following is not a property of a base? Feels slippery to the touch Changes red litmus to blue Has a sour taste Produces OH - ions

Two cats are mated. one of the parents cats is long haired (recessive allele). The litter which results contains two short haired amd three lomg haired kittens. What does the secon parent look like, and what is its genotype?

The blood in the lungs contains less oxygen and more carbon dioxide than the air. explain why oxygen moves from the air to the blood and carbon dioxide from the blood to the air