Many of the symptoms of vitamin a deficiency such as blindness and an increase in infectious diseases are related to the role of vitamin a in:

The term diploe refers to the: a. double-layered nature of the connective tissue covering the bone b. fact that most bones are formed of two types of bone tissue c. internal layer of spongy bone in flat bones d.

Red-green colorblindness in humans is a sex-linked trait. If a woman with normal vision, whose father was colorblind, married a man whose mother was colorblind, what would be the probability of their first child being a colorblind girl?

Which of the following is a negative consequence of the application of scientific knowledge?

Which statements describe organisms referred to as "colonial"? A. A multicellular organism B. Similar bacteria or protozoa which group together C. Tissue D. A group of multiple specialized cells.

What type of issues would scientists have today if Carolus Linnaeus did not develop the classification system and naming system for organisms

If the same parents have four boys, what is the probability their fifth child will be a girl?

Natural selection is often called survival of the fittest. However, often times breeding or artificial selection will create offspring create population different from the population of their ancestors.

Explain how micro evolution and migration can effect an ecosystem

What do all viruses have in common?

Sheath of schwann cell containing cytoplasm is called