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Answer: Tt
Why? Heterozygous mean two different genotypes, meaning you need both dominant and recessive. So Tt
Hope this helps :D
Answer:
Aerobic exercise such as jogging, elliptical trainer or spin class increases cardiovascular and respiratory endurance. To some extent, they also improve muscular endurance.
Explanation:
Aerobics is a form of physical exercise to help train.
Well, I know logically that both life and environment change over time. So I think the answer would be C, studying fossils shows us that both life and environments change over time. Hope this helps.
Answer:
Bacteria
Explanation:
If you look up what Bacteria it will tell you it causes disease and germs which is the root or main source of algae
