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topjm [15]
3 years ago
13

There are four steps in bacterial conjugation. The second step is missing in this list

Biology
2 answers:
OleMash [197]3 years ago
6 0
B. After the pilas connection between the two bacteria, the cell wall is nicked, whereby the DNA of one cell is transferred to the other.
Furkat [3]3 years ago
6 0

Answer:

2. The Fusion of cell membranes and transfer of single strand of plasmid DNA of donor cell.

Explanation:

When one bacterium transfers its genetic material through direct contact to others. The bacterium transfers its genetic material called <u>donor cell</u> and one serves it called <u>recipient cell.</u>

There are mainly four steps in this process-

1. Connecting sex pilus to recipient cell by donor cell.

2. The Fusion of cell membranes and transfer of single strand of DNA to the recipient cell.

3. Each bacterium cell makes a complementary DNA strand.

4. Both bacterium cells separates.

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7 0
3 years ago
properties of baking soda property observed observation color white texture fine crystals odor none mixed with water dissolves m
antiseptic1488 [7]

The right option is d) bubbles

The production of bubbles when baking soda mixes with an acid such as vinegar is the observation that indicated a chemical property of the baking soda.

Baking soda (also known as sodium bicarbonate) is a nonflammable, white crystalline powder. Baking soda is odorless, and alkaline. Baking soda reacts with vinegar (acetic acid) to produce carbon dioxide (a gas), water, sodium ion and acetate ion. Baking soda is used for many purposes such as; as an antacid for treating indigestion, for baking, in fire extinguishers, as a water softener, as a pesticide, and to remove dirts from materials.


8 0
3 years ago
Read 2 more answers
An increase in biodiversity generally causes _______.
bija089 [108]

Answer:

c.

an increase in ecosystem stability

Explanation:

7 0
3 years ago
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Where in the chloroplast do the light independent reactions occur?
deff fn [24]

Answer:

In photosynthesis it occurs on the thylakoid membranes.

Explanation:

It is where the light independent reaction occurs.

8 0
2 years ago
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5. Mrs. Weasley has Type A blood but she is not sure if she is homozygous or
Stels [109]

Answer:

mrs weasley's genotype is  AA while Mr Weasley's genotype is AB

Explanation:

since the mating of Mr and Mrs Weasley results into = AA, AB, AA and AB

Mrs Weasley has homozygous type A blood while her husband Mr Weasley has heterozygous type A blood as well

3 0
3 years ago
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