Which of the following types of cells do not reproduce, and if damaged by injury or disease, are lost forever? answers: skin cells. red blood cells. muscle cells. brain cells.

The diagram shows a cellular process in which a double-stranded molecule of nucleic acid gives rise to a single-stranded molecule of nucleic acid. Which best describes the process shown? - RNA is translated into DNA. - DNA is translated into RNA.

Abdominal aorta is located in

What products are created by the cells in the body while an individual is doing Zumba? A. lactic acid and water B. oxygen and lactic acid C. carbon dioxide and water D. carbon dioxide and oxygen

Which of the following is not a cost associated with the use of natural resources? A. environmental B. energy C. renewable D. economic

The denser a liquid, the slower it flows. The table below shows the mass and volume of two different liquids Comparison of Liquids Volume Liquid Mass (9) (cm3) 13 Which of the two liquids flows slower Liquid Allows slower

In the final stage of the oxidation of food molecules, a gradient of protons is formed across the inner mitochondrial membrane, which is normally impermeable to protons.

What is the probability that a colorblind male and a normal female will have a colorblind son?

Wind can transport particles of many different sizes. What sized particles are probably carried the farthest by the wind?

A country that has been relatively poor is starting to become wealthier. This has brought many people into the capital city, causing the population to grow very rapidly.

An inactive gene inherited from an ancestor is an example of which kind of evidence for evolution? A. DNA B. fossil C. anatomical D. radiometric