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Komok [63]
2 years ago
15

Dr. Hincapie recognized that the two larger pieces of DNA— 2100 base pairs and 1800 base pairs—were from plasmids found in bacte

ria that cause infections. The brightness of a piece of DNA on a gel reveals two things: larger pieces of DNA are brighter than smaller pieces and larger amounts of DNA appear brighter than smaller amounts. Knowing this, which bands on this gel do you think contain a gene for resistance to:
Antibiotic A: _____
Antibiotic B: _____
Antibiotic C: _____
Antibiotic D: _____

Worth 20 points. Please answer.

Biology
1 answer:
const2013 [10]2 years ago
8 0

Answer:in da sno\\ f\gloo

Answer:

Step-by-step explanation:

Answer:

Step-by-step explanation:

Explanation:

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Hormone disruptors called phthalates are found in many detergents, perfumes, cosmetics, baby powders, body lotions for adults an
Effectus [21]

Answer:true

Explanation:

I just took the test

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3 years ago
A potassium atom may become a potassium ion (K+) by:
laiz [17]
I believe its (B). Giving up a neutron
4 0
3 years ago
Crossing-over happens between: A. non-homologous chromosomes during meiosis I B. homologous chromosomes during meiosis I C. non-
Karolina [17]

Answer:

B. homologous chromosomes during meiosis

5 0
2 years ago
Starch, cellulose, dextran, and glycogen are polysaccharides. How are they similar? To what are their different properties due?
daser333 [38]

Answer:

similarity

Starch, cellulose,dextran and glycogen are all polymers of glucose

differences

                monomer/glucose     glycosidic bond    branching

1.starch              α glucose          1-4 and 1-6               branch and unbranced

  amylose                                       1-4                          unbranched

  amylopectin                               1-4 and 1-6              branched

2. dextran          α glucose          1-6                           branched

3. cellulose        β glucose           1-4                          unbranched, linear        

4. glycogen       α glucose           1-4 and 1-6              branched (shorter

                                                                                     branches than starch)

Enzyme: amlase acts on starch and cellulase acts on cellulose as they are specific for their substrates.

Explanation:

Starch: Consists of both branched amylopectin and unbranched amylose

Enzymes: Enzymes are specific as the gulcose molecule in starch is α and in cellulose is β which differ in their position of hydroxyl groups at anomeric carbon, their structures differ so they form different bonds. Active sites of enzymes can act only on specific bonds a sthey can fit to their specific substrates.

3 0
3 years ago
Which best describes meiosis
topjm [15]

Answer:

B

Explanation:

It couldn't be A because meiosis for a spermatocyte results in only 2 male gametes, and it couldn't be C because asexual reproduction is mitosis only

4 0
3 years ago
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