Which is a result of loss of topsoil? Check all that apply

-loss in soil fertility

-loss in water

-poor crop production

-hardened soil surface

-deposition of aggregate

If a sRNA is bound to the ribosome binding sequence of a mRNA coding for an enzyme in a bacteria, what offect will tis have on the amount of enzyme in this cel? O Decrease O Increase

Their differences may eventually stop the separated squirrels from breeding with one another this is an example of

The process by which the information contained in RNA is used to build a protein is called replication. synthesis. translation. transcription.

Mammals are social animals. Which of the following statements is correct? a. Herbivores such as zebras and dolphins live in herds. b. Adults in a herd surround and protect the young, who are most vulnerable to predators. c.

Microfilaments are solid, and they are built from a double chain of actin. explain three examples of movements that involve microfilaments

Which part of a dna molecule is responsible for the direct coding of specific traits in an organism?

How are the independent and dependent variables in an experiment related

How does adding an iron bar to solenoid affect the magnetic field of the electromagnet

The sky is mostly blue, wish some high, thin, feathery clouds. Whcih type of weather is most likely to occur? A.) Light drizzle B.) Heavy precipitation C.) Fair Weather D.) Thunderstorm

Why must the heart contract very strongly to pump blood from the left ventricle into the aorta?