Why are scientist pretty certain why all

living things share a common ancestry?

1. How do wetlands improve water quality? 2. How do wetlands reduce flooding and erosion?

A child has a cat and calls all small furry animals cats is an example of

Explain why its so important that a surfer waxes his board before every time he starts surfing, and what is the wax considered? (it deals with force and motion)

Francesco redi what year did he make his main discovery

Which of the following pairs is least likely to represent homologous structures? Select one:a. The wing of a bat and the arm of a humanb. Mitochondria of a fish cell and mitochondria of an ant cellc. The legs of a bird and the legs of an insectd.

Which blood group is the worlds Rarest Blood grup

A person eats 736,000 kCal of food in one year. They use 729,000 kCal of energy via cellular respiration in that year. A pound of fat stores 3500 kCal. How many kCal consumed in that year are stored in the person's body tissue?

A condition in which the blood is deficient in red blood cells, hemoglobin, or both is:

What type of bird has a specialized beak for eating insects? a. hawk b. buzzard c. falcon d. robin

Which type of unconformity exists between parallel layers of sedimentary rock? a. disconformity b. nonconformity c. angular unconformity