Why is ethical behavior particularly important in the agriculture industry?
a. those in the industry can spread disease among people and animals
b. animal rights activist will protest if they feel the conditions are unethical
c. it is the only industry with ethical rules and guidelines
d. there are more people working in agricultural than any other industry

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.

easy

explanation:

ask your friends for what they got then copy it down if you don't have any friends which is fine than google it or pay the teacher

which

what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements