Which substances are contained in saliva and tears to break down pathogens?

a

enzymes

b

oils

c

acids

d

sweat

Type of chemical reaction that involves the loss of water from the reacting molecules. in biological systems, it usually refers to the production of larger, biomolecules or polymers from smaller monomers.

What does chloroplast do?

What is the main function of Cellular respiration (1) using carbon dioxide (2) releasing energy (3) producing oxygen. (4) circulating blood.

A DNA model exploration

How does a habit impact the survival of an organism?

Explain what process the a cell must use to allow a protein to enter and why?

Identify a reason why meiosis leads to significant genetic variation while mitosis does not.

Uranium - 235 has a half-life of 700 million years. How much of the 12g sample of uranium would be left after 2100 million years? A. 1.5 g B. 6g C. 3 g D. 75 g

Which is closely linked to short-term memory, is like a place for doing mental jobs and allows children and adults to manipulate and assemble information when making decisions, solving problems, and comprehending written and spoken language. A.

1. How long does it take for the Moon to complete one rotation?