Consider this statement: Air is matter. Which facts best support the statement? Balloons can be filled with air.

Air is essential for life to exist.

Air has mass.

Air is not an element.

To float on air is to be happy.

Air can't be seen.

Recall how Alfred Russel Wallace's theory compared to Darwin's theory of evolution by natural selection.

Where can you find carbon

A black rooster mates with a white hen. Based on their genotypes, the chance that the offspring will be checkered is 100 percent. What is the rooster's genotype? What is the hen's genotype?

Given the mRNA sequence GGU-GCU-CCU-AUU what was the sequence of DNA that this strand of mRNA was created from? A. AAC-AUC-UUC-GCC B. CCA-CGA-GGA-UAA C. CCA-CGA-GGA-TAA D. GGU-GCU-CCU-AUU

Which statement best describes the composition and function of proteins in organisms?

How is the role of the nucleus in a cell similar to the role of a captain on a sports team

As a muscle I am responsible for regulating leaving teh body

What is the main principle behind the law of conservation of matter? A Mass does not change phase during a reaction. b The total mass does not change during a reaction. c Heat is added during a reaction for the mass to remain constant.

Why is it important to avoid applying too much nitrogen fertilizer? A. Too much nitrogen can buffer cells from extremes in pH. B. Too much nitrogen can increase the salinity of soil. C. Too much nitrogen in surface runoff can cause algae to overgrow.

A plant's water supply is now deeper in the ground. By which process do the roots grow longer to reach the water?