In addition to seeds, which of the following characteristics are unique to the seed-producing plants?

A) sporopollenin

B) lignin present in cell walls

C) pollen

D) use of air currents as a dispersal agent

E) megaphylls

A client is found to have a low hemoglobin and hematocrit when laboratory work was performed. what does the nurse understand the anemia may have resulted from? select all that apply.

1. How could you test to see if an enzyme was completely depleted during an experiment?

Using data form seismic waves, geologist have learned that Earth's interior is made up of several

2. How are mutualism and parasitism different? A. Both organisms benefit in mutualism, while in parasitism only one organism benefits and the other is harmed. B. Both organisms benefit in parasitism, while in mutualism only one organism benefits. C.

You will explain the purpose and importance of enzymes in the body by giving 2 examples of enzymes at work.

He removal of abnormal glandular tissue is known as

Is a cat a mammal or reptile?

What is the gradual sequential regrowth of a community of species after a forest fire?

Why are bacteria needed in the nitrogen cycle? A) Other living things cannot use atmospheric nitrogen. B) Other living things cannot use the nitrogen in plants. C) Bacteria are the main nitrogen reservoir.

Ant lions are small insects that dig funnel-shaped depressions in sandy areas. They hide in the dirt at the bottom of the funnel.