Which of the following is a negative effect of the EPA's decision to monitor six greenhouse gases under the Clean Air Act?
A. Creation of many new jobs
B. Opportunity to collect more data on fossil fuel use
O C. Addition of costly regulation
O D. Opportunity to slow climate change

the correct answer is - ability to find a mate

a physical change is being made.

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.

well, i believe that the answer is 2. : 3