Which describes a trait from a recessive gene? A) It causes a mutation. B) It masks a dominant gene trait. C) It can appear if it is heterozygous. D) It usually appears only if it is homozygous.

3. What is the grinding of rock by friction or impact? a) Abrasion b) Decomposition c) Erosion d) Infiltration

Which contributes to the movement of air masses

How are the equation for cellular respiration and photosynthesis related?

14) Which statements apply to the parasympathetic division of the nervous system? A) Epinephrine is the primary neurotransmitter of the parasympathetic division. B) It is dominant during "resting and digesting.

A person has diarrhea, which organ is affected and what can the person do 1 poin to remedy the condition?

What kind of pig is pink with floppy ears

A pregnant woman at 37 weeks gestation calls the clinic to say she thinks that she is in labor. the nurse instructs the woman to go to the health care facility based on the client's report of contractions that are:

A human nose is capable of detecting how many basic odors? a. 20 b. 40 c. 49 d. 50

Why is a control necessary to have when designing an experiment?

Why are there many separate ecosystems in a rainforest