Comparison of human fossils with living humans seems to show that there have been no significant physical changes in Homo sapiens in 30K to 50K years.

What might an advocate for punctuated equilibrium say about this?

Which of the following feeding tactics is consistent with this list of features: two-part stomach capable of breaking down tough food particles; simple mouthparts;

How much of Earth's fresh water is surface water, such as the water contained in the Great Lakes? A. more than 70% B. about 3% C. less than 1%

You are studying a group of cells and found that transcription factor FOX promotes expression of the gene HOUND. You find a group of cells that have abundant amounts of the protein FOX but do not express any of the protein HOUND.

What are the cell structures that are needed for photosynthesis and the cell structures that are needed for cellular respiration

Explain how it is possible that a recessive trait, such a o blood or sickle cell anemia, and white fur in tigers can be more prevalent in a population than the dominant trait.

What organelle is most specialized?

What is the body of a sponge is covered with many small opening?

Population Growth Which of the following refers to the movement of individuals out of a particular area? A. Immigration B. Emigration C. Transporting Population growth is a big concern for ecologists.

How does a caterpillar get it's energy?

What do scientists think forms the Moon's core?