Answer:
Explanation:
C. A you just look up, B you ask your Doctor about and D you do for both A and B. So C is the only answer.
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Answer:
Types
Physical mutagens.
DNA reactive chemicals.
Base analogs.
Intercalating agents.
Metals.
Biological agents.
Bacterial.
Yeast.
Explanation: hope this is what you meant
Answer:
contraction of the arrector pili muscle fibers.
Explanation:
The unit rate of the train in miles per hour is; 45 miles per hour
Distance traveled by train; d = 540 miles
Time of travel; t = 12 hours
Unit rate here will be the distance travelled per hour.
Formula for the unit rate here is;
Unit rate = distance travelled/time taken
Unit rate = 540/12
Unit rate = 45 miles per hour
Read more about unit rate at; brainly.com/question/4895463
