What structure prevents water from escaping a plant's leaves?

a. seed

b. angiosperm

c. cuticle

d. sporophyte

is a recessive genetic disorder that strikes young african americans s affects the hemoglobin in red blood cells.

Which of the following adaptations is best suited for life in the pelagic zone? •tubelike body shape •gas-filled bag or swim bladder •hard shell •numerous legs

If the atomic number of an element is 80 and the atomic mass is 200.59, how many protons are there in the nucleus?

Without digestive enzymes, you would likely die from starvation waiting for your food to break down into small molecules. Why do reactions occur more quickly when you add enzymes?

16. What is osteoporosis? How can it affect bones? Why is calcium important to bones?

What is the product of spermatogenesis?

What information should the nurse document in the medication record when administering a non-narcotic pain medication? select all that apply?

Lymphocytes that are clones of activated B cells or T cells that enhance resistance to future infection are called: a. memory cells. b. clones cells. c. enhanced cells. d. recall cells.

A group of scientists are studying the internal parts of a cell. Which microscope is most appropriate for these scientists to use?

Which characteristic do all protists have? A They all make or consume food. B They all survive in any environment. C They are all unicellular. D They all have flagella.