What is the cleanest animal on Earth?

The organisms found in rivers and streams vary based on location. true or false?

How are meiosis and mitosis different? A. Mitosis produces haploid cells and meiosis produces diploid cells. B. Chromatids are formed only during the process of meiosis. C. In mitosis, cells go through telophase, but in meiosis, they do not. D.

What is the significance of secondary tissues?

Which statements are correct concerning human DNA? a. It contains 23 chromosomes b. It contains 46 chromosomes c. Each strand contains chromosomes from one parent. d. Each chromosome contains 23 genes.

How are the environments of a swamp and a rainforest similar

Which of the answer choices is an example of stabilizing selection? 1. decrease in the number of birds with intermediate-sized beaks 2. who are unable to eat large or small seeds 3. breeding dogs from wolves selection for average 4.

What does the fossil of a mesoaur look like

Which of the following statements correctly describes what happens to the diaphragm during an inhalation, when the lungs inflate? A. The diaphragm contracts and flattens. B. The diaphragm expands. C. The diaphragm only moves during exhale. D.

Plants have specialized structures that perform their necessary life functions. What function is performed by the xylem? a. food transport c. water transport b. heat production d. waste transport

A V-shaped valley, like the one shown, is usually created by flowing water, like a river. Sediment is pulled away from the walls, or sides, and carried downstream by the river.