Which of these chemicals is definitely inorganic?

A. one that is made of carbon and hydrogen

B. one that is made of nitrogen and carbon

C. one that is made of nitrogen and hydrogen

D. one that is made of carbon and oxygen

If you removed the nucleus from a eukaryotic cell, could it survive?

Name two ways in which humans can affect the flow of fresh water.

Which of the following is not a part of asexual reproduction? a) meiosis b) budding c) binary fission d) partenogenesis

Which statements are true regarding the citrate cycle? A. Mutating histidine residue 274 of the citrate synthase enzyme to an alanine amino acid would likely eliminate or reduce the enzymatic activity of citrate synthase. B.

To determine which colors of light are best used by plants for photosynthesis

What structural feature on the surface of a plasma membrane allows cells to recognize one another? a. nucleic acids b. integral proteins c. peripheral proteins d. carbohydrates e. phospholipids

Match the fossil type with the fossil description. Match Term Definition Mold fossils A) impressions from very thin objects that were trapped in mud that was transformed into rock Cast fossils B) formed when remains are trapped in tree sap Trace

What does the onset of menopause indicate about the number of immature eggs remaining in the ovaries?

I'm what ways are the roots and stems of a plant alike and different?

Groups of the periodic table correspond to elements with a. the same color b. the same atomic number c. similar chemical properties d. similar numbers of neutrons