What is the main purpose of the endocrine system is to produce:

A. neurons.

B. hemoglobin.

C. hormones.

D. white blood cells.

Why is special creation not considered a scientific explanation for the diversity of life on earth?

What do fossils give clues about? 3 Clues

A certain amphibian has moist skin, eyes on the top of his head, and long powerful hind legs. In which type of environment is this animal most suited to live?

Do you consider that "movement" is a characteristic of living beings? Do all living things move? Why?

Osmosis and Diffusion are different because: A. only Diffusion occurs across a cell membrane. B. diffusion may lead to lysis or crenation. C. diffusion is active transport, whereas Osmosis is passive transport. D.

The function of each protein is a consequence of its specific shape. What is the term used for a change in a protein's three-dimensional shape or conformation due to disruption of hydrogen bonds, disulfide bridges, or ionic bonds?

Increased human population growth usually results in (1) a decrease in the need for farming (2) a need for stronger environmental protection laws (3) lower levels of air and water pollution (4) an increase in natural wildlife habitats

Which Era in earth's history is often referred to as the age of mammals

A scientist hypothesized that oxygen atoms from both carbon dioxide and water are used to make glucose during photosynthesis.

N an oil spill, why does the oil not mix with the sea water? Lipids are hydrophobic. Lipids are hydrophilic. Lipids are saturated. Lipids are unsaturated.