Which one of these statements about the human genome is true?

a) 1.5% of DNA is 'junk' with no known function.

b) Non protein-coding DNA controls which genes are switched on or off.

c) Only 25% of DNA codes for proteins.

d) There are 100 000 genes.

Animals need various nutrients in order to live and grow. Nitrogen, for example, is a nutrient that is needed to form molecules, such as DNA and RNA. How do animals obtain nitrogen? A. They eat plants which have absorbed nitrogen from the soil. B.

What term describes the rise in prices of most goods and services?

Who signs a patient that is a dependent that is minor release form?

A nurse is caring for a child with tinea pedis. which assessment finding should the nurse expect

A group of freely interbreeding organisms constitute a: a. family b. genus c. species d. class

This lake was formed by melting ice that came from an ancient A) ocean. B) glacier. C) ice berg. D) snow storm.

What area in the brain sets the respiratory rhythm?

Where do you expect to find thermophiles?

When scientists come to a tentative explanation about what they are investigating it is called

What are the characteristics of phospholipid tails molecule?