Answer:
Though chemical fertilizers increase crop production; their overuse has hardened the soil, decreased fertility, strengthened pesticides, polluted air and water, and released greenhouse gases, thereby bringing hazards to human health and environment as well.
Answer:
approximately 4.5
Explanation:
According to https://healthyeating.sfgate.com/gram-protein-carbohydrates-contains-many-kilocalories... , there is 9 calories per 1 gram of fat, therefore there is 4.5 per .5 gram.
Convergent traits: similar in appearance and function but present in distantly related species (evolved independently in the whole different way).
the correct answers: 3, 4, 5, 6. sure like 75% try to think yourself and check once again :)
The complementary strand of DNA would be, t-a-a-c-g-t.
Answer:
<h2>Because space is relatively empty, there is little air to feel whooshing past you as you fall and there are no landmarks to indicate you are moving. ... The second reason that gravity is not so obvious in space is because objects tend to orbit planets instead of hitting them.</h2>
Explanation:
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