A parent DNA molecule replicates, resulting in two daughter DNA molecules. Which of the following is true?

Which of these choices is the most basic level of organization? O Population Organism Niche Species

What are three biotic factors that can affect an organism after death?

It is an effect that drug use can have on society? A. Drug use increases pollution. B. Drug use leads to an increase in criminal activity. C. Drug use increases the spread of disease. D. All of the above

When earth completes a full rotation how much time has elapsea a. 1 day b. 1 month c. 1 week d. 1 year

Both parents are carriers of the allele for Albinism, or lack of the pigment melanin in skin or eyes. The equal probability of having male or female offspring with Albinism is 1 afflicted out of every 4 children. This suggests the condition is

About four or five days after fertilization, a group of cells forms a ball-like structure. What is the name of this structure? A. Heart B. Placenta C. Blastocyst D. Stem Cell

Which of the following is the best definition of a scientific theory? A. a broad, well-supported explanation of related observations or events B. a description of a natural phenomenon that is always observed to occur under specific conditions C.

Consider a small protein containing 101 amino acid residues. the protein will have 200 bonds about which rotation can occur. assume that three orientations are possible about each of these bonds.

Where would i find the nucleus?

What is the protein coat that surrounds a virus called?