Which statement best describes the molecular structure of protein , along with one of the function of proteins? (A)It’s is a straight chain hydrocarbon that can help fight disease
(B) it’s a complex, folded chain that helps regulate cell processes
(C) it’s a simple carbon , hydrogen , oxygen molecule that creates movements
(D) it’s a chain of nucleotide, and form muscle, bone, and ligaments

Which term describes the number of waves that pass a given point in a given time? crest frequency trough wavelength

Identify characteristics of energy from the sun. check all that apply. almost all of the energy on earth comes from the sun. energy from the sun is known as mechanical energy. the energy in fossil fuels originally came from the sun. plants convert the energy of sunlight into chemical energy.

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.