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3241004551 [841]
2 years ago
7

Where do warm surface currents descend to become cold deep water currents?

Biology
1 answer:
lyudmila [28]2 years ago
8 0
The answer is A. Hope this helped!
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Which of the following is NOT a benefit of plant biotechnology
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Answer:

a.moving herbicide resistance to weeds

Explanation:

Herbicides are chemicals that are used to kill unwanted plants that can affect the growth of crops. Herbicide resistant plants are those that do not die following exposure to a herbicide.

Moving herbicide resistance to weeds would mean that weeds do not die following herbicide treatment, which is not a desired effect of biotechnology. Therefore, a is correct.

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3 years ago
What are two examples of organic molecules<br> that scientists think first formed?
e-lub [12.9K]

Answer:

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Explanation:

Amino Acids -

Amino acids are organic compounds that mix to create proteins.

Nucleotides -

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3 years ago
How many atoms are in a grain of sand??
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Avogadro tells us that we have 6.023 x 10^23 SiO2 units per gram, so there would be 6.023 x 10^23 / 60 ≈ 1 x 10^22 SiO2 units in a gram of pure SiO2, and with SiO2 composed of 3 atoms<span>, that puts us at </span>3<span> x 10^22 atoms per gram of SiO2. Now, a grain of sand does not weigh 1 gram. It weighs less</span>
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3 years ago
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Aziz has Down syndrome.

Down syndrome or trisomy 21 is a genetic disorder which results in physical growth delays and mild / moderate intellectual disability. Patients with this disorder have characteristic facial features and their IQ is usually equivalent to the mental ability of an 8 or 9-year-old child.


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Which statement describes a characteristic of a plant cell but is not true for an animal cell? 1. The cell has a nucleus to cont
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