How many cells does the human body have, and how many different types are there?

Select the correct statement regarding chemical synapses. A) Cells with gap junctions use chemical synapses. B) The release of neurotransmitter molecules gives cells the property of being electrically coupled.

20 sets of these bones in a human what are they

Using all 8 characteristics, explain why a cow is considered living where as a tractor is not.

In mine, long nails are dominant to short nails. cross a heterozygous with a short nailed mouse and a scribe F1 generation

What is the difference between endocytosis and exocytosis

When you first get into the swimming pool the water feels rather cool; but after swimming for a while the water feels fine. a friend asks you how the water is and you tell her the "water's great".

What part of the brain is primarily responsible for monitoring blood glucose levels and causing chemical reactions to spur us to eat when glucose levels are low?

Which cell structure is responsible for controlling what enters the cell? select one: a. cytoplasm b. nuclear membrane c. plasma (cell) membrane d. endoplasmic reticulum

All of the following are functions of the peripheral nervous system except it interprets signals from the external environment it sends signals to the internal organs it receives messages from the central nervous system it sends messages directly to

which of the following is a energy consuming process a. excretion b. anabolism c. both a and b d. catabolism