What are two ways that antibodies protect the body from disease?

1. They produce white blood cells.

2. They recognize specific pathogens.

3. They take dead cells out of the body.

4. They bind to specific pathogens.

A woman gives birth to a set of fraternal twins: a girl and a boy. She also passes on a color-blindness gene. Which of the children is more likely to be color-blind? I think the answer is B. A. The girl is more likely to be color-blind from birth B.

By dividing twice, the original parent diploid cell is able to produce 4 haploid gametes. true or false

Mr. johnson was speeding to get to school on time and was clocked at a speed of 120 km/h on a major highway. Express the speed of the automobile in m/s

Explain why homeostasis is important in the development and life of cells?

What are structure and function

Maria is testing the behavior of monkeys. First, she shows the monkey a rectangle. Then she shows the monkey a rectangle and a cylinder. If the monkey pushes aside the rectangle, Maria gives the monkey a food reward.

Why is the phloem in a leaf important to the roots of a plant? A. It provides the roots with carbohydrates. B. It provides the roots with nutrients from the soil. C. It transports water to the leaves from the roots. D.

A mutation causing an addition or a deletion of one base pair resulted in the production of a nonfunctional mutant protein. The sequences of the normal and mutant proteins are given below.

What job does each organelle do in a cell?

Which of the following statements is true of an object composed of a single cell? It could be considered living only if it has some of the other characteristics of life. It is a living thing. It is not a living thing. It could become a living thing.