During early development, all cells in the embryo of a multicellular organism are identical. later on in development, the cells will become specialized through a process called

An area surrounded by tall mountains contains a very large, isolated population of green and white peacocks.

Most medicines have secondary symptoms called side effects.

What is responsible for the peristalsis that occurs in the digestive tract?

Both animals and plants depend upon a genetic code for reproduction. True False

Which of these is a chemical property of a sheet paper A - the paper can be burned B - the paper does not conduct electricity C - the paper can be crumpled D-the paper does not attract a magnet

Which would reflect the most radiant energy based on its color?

According to the principle of parsimony, the evolution of the four-chambered heart should place birds and mamals in the same clade. why does the most accepted evolutionary tree show them as separate branches from the reptilian line?

What is the main difference between aerobic respiration and anaerobic respiration? a. Aerobic respiration requires oxygen to proceed, but anaerobic respiration does not. b.

Further Investigations: A very important concept of succession is facilitation, where the successes of one community type change the environment gradually so as to not favor their own (or their children's) continued dominance, but rather favor the

In addition to the six elements most prevalent in living things here are other elements that are required for human life. Which element is necessary for humans to maintain a strong skeletal system?