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damaskus [11]
3 years ago
13

The earths food chain starts with ?

Biology
2 answers:
andreyandreev [35.5K]3 years ago
8 0
Earths food chain starts with the sun then it goes to producers such as plants that absorbs the sun’s energy to produce their own “food”
bulgar [2K]3 years ago
8 0

Producers!                                                      





Hope this helps!

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A scientist discovers that a soil bacterium he has been studying produces an antimic robial that kills gramnegative bacteria. Sh
frozen [14]

Answer:

The correct answer will be option-B (Semi-synthetic)

Explanation:

Chemical drugs can be synthesized through many ways on the basis of which they can be categorized:

1. Natural Drug: The drug prepared from the natural extracts.

2. Synthetic Drug: The drug is synthesized by chemical reactions.

3. <u>Semi-synthetic Drug</u>: The drug which is neither completely natural nor synthetic that is they are prepared from the natural extracts by modifying them.

Since in the given question, the drug was prepared by the converting side chain to the hydroxyl group of the antimicrobial drug therefore it is considered as the semi-synthetic drug and Option-B is the correct answer.

8 0
2 years ago
A male rabbit with genotype GgBb x with a female rabbit with genotype ggbb. Set up the Punnett square and determine the expected
marysya [2.9K]

Answer:

<h2>25% all with genotype;  GgBb, Ggbb, ggBb, ggbb.</h2>

Explanation:

1. Male rabbit genotype = GgBb;

so,gametes are; GB, Gb, gB, gb

female rabbit= ggbb

so, gametes are; gb  all.

2. Cross between these rabbits = GgBb× ggbb

Punnett square;

                        GB   Gb   gB    gb

cross with       gb

3. So, progeny are GgBb, Ggbb, ggBb, ggbb

So, all  genotypes are 25%.

8 0
3 years ago
This product is made up of fatty acids that are derived from alkenes.
Igoryamba
The best and most correct answer among the choices provided by your question is the first choice or letter A. Margarines are products <span> made up of fatty acids that are derived from alkenes.

</span>The main ingredients in most margarines are vegetable oils like soybean or safflower oil.Vegetable oils<span> are mostly unsaturated, which is a problem because unsaturated oils are liquid at room temperature and cannot be used as spreads.
</span>

I hope my answer has come to your help. Thank you for posting your question here in Brainly.

7 0
3 years ago
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Which planet is known for its big red spot?​
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Answer:

Jupiter is known for having a big red spot.

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2 years ago
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Which descriptions represent social consequences of sustainable land use?
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Answer:

II and III

Explanation:

Did the quiz : ()

6 0
1 year ago
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