Question 20

Loops of bacterial DNA that scientists use to make recombined DNA are called plasmids.

True

False

Which correctly lists all the structures that secrete lipase? pancreas and stomach pancreas, salivary glands, and stomach pancreas and salivary glands pancreas, salivary glands, and liver

Why animals depends mainly on green plants for food explain

An ecosystem undergoing forest succession would likely start out with which of these types of plants? shrubs large trees small trees moss

Which of the following is the function of the nuclear membrane? A. It contains genetic information. B. It is the control center of the cell. C. It allows material in and out of the nucleus. D. It keeps the organelles from colliding.

Name the acid that digest the food in stomach?

Height, hair color, eye color, and intelligence are traits passed on by a. genes b. chromosomes c. RNA

During which phase mitosis do the nuclear membrane nucleolus and dissolve

Dr. Graham exposes rats to a vanilla scent prior to receiving a food pellet in the left corner of their cage, but provides no food after exposure to a lemon scent.

Using a punnet square, cross a heterozygous grey mouse with a white mouse. (Grey is the dominant allele and white is recessive.) A) what percent of the offspring have grey fur? B) What percent of offspring have white fur?

Put the steps of muscle contraction in order from first (1) to last (5). The sarcomere shortens. Calcium ions are released by a nerve cell. The sarcomere is relaxed. Actin and myosin overlap completely. Actin and myosin are activated.