A red blood cell is placed in a solution. After a period of time, the cell has shrunk to half its original size. What is true

What macromolecule is produced during photosynthesis for plant food? lipids amino acids proteins carbohydrates

Why was Aristarchus's model not accepted? Check all that apply

What type of molecule do animal cells use for long-term energy storage? Starch Sugar ADP Fat

Where is it possible to see a divergent boundary without traveling to a mind ocean ridge

The oral contraceptive pill works mainly by: raising the estrogen levels so the female does not ovulate. preventing the egg from leaving the fallopian tube. stimulating the production of fsh and inhibiting estrogen levels.

Which of the following best describes a noncontact force? A. a force that is able to act at a distance B. a force that must be physically touching the object it acts on C. a force that always pulls objects backward D.

Which type of energy used on earth comes directly from the sun

Aldosterone is secreted in response to changes in: select one: a. blood potassium levels. b. blood calcium levels. c. blood pressure. d. body temperature. e. blood glucose levels

How does a mutation in dna cause a disease that affects multiple organs?

Dylan is on a strict vegan diet. He doesn't consume meat, fish, eggs, or dairy products. Which nutrient is difficult to obtain naturally from a vegan diet