An organic molecules that is an importanat part of cell membranes is:

: a. cellulose

b. glycogen

c. RNA

d. phospholipid

Just before you are to do your group presentation, you feel your heart rate increasing and your mouth is dry. You are in which stage of the General Adaptation Syndrome? A) resistance B) alarm C) coping D) exhaustion

In the tectonic cycle, new but recycled lithosphere rises to the ground at boundaries and can be subducted at boundaries.

Biologists recognize the following levels of cell organization:

Animal cell, what is the name of structure 4

Proteins are made up of amino acids. what part of an amino acid makes it different from other amino acids

Which of the following scenerio is an example of where a cell may meed to preform a form of endocytosis. to get rid of waste to send out the products other parts of the organism needs. to get nutrients it needs

Asteroids are also known as A. planetary satellites. B. planetoids. C. moons. D. planets.

Why does pollan think that "human choices" are to blame in creating such an oversupply of cheap, processed foods?

According to the cell theory, where do all new cells come from

One way mountains form is when the tectonic plates of the earth collide, causing the folding up of the earth's crust. There are other ways for mountains to form. Another way mountains may form is by