Describe the function of the nucleus

1. A cell membrane is primarily made up of what two molecules? a. Phosphate and Nitrogen b. Nitrogen and Ribonucleic Acid c. Phosphate and Lipid d. Lipid and Nitrogen

Primary producers are in terrestrial ecosystems and in marine ecosystems. True or False

Which of the following organelles is part of the endomembrane system? a. Centrioles b. Ribosomes c. Mitochondria d. Golgi apparatus

Which seedless plants are used to treat burns

Populations adapt to changing environments over time through the process

What are the four types of lipids?

Describe one niche in the ecosystem.

Tissues are made of a grouping of cells. a. True b. False

A chemical is sprayed on a plant which causes the plant to lose its leaves. The plant will die because A. it would lose too much water. B. it would not be able to produce fruit and seeds. C. insects would not be attracted to the plant. D.

Which statement correctly describes terrestrial planets?