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lawyer [7]
4 years ago
14

What is the difference between a repressible and an inducible operon?

Biology
1 answer:
kiruha [24]4 years ago
7 0

Answer:

The primary difference between repressible and inducible systems is the result that occurs when the effector molecule binds to the repressor. ... Thus, for the trp operon , the addition of tryptophan (the effector molecule) to the E. coli environment shuts off the system because the repressors binds at the operator.

Explanation:

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slega [8]

1. A) Ribosomes

2. C) Thousands of types of proteins

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6 0
4 years ago
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If you step outside when the temperature is well below freezing, you can bet it will not be raining. You are more likely to see
Solnce55 [7]

Answer:

Physical features of rain water is different from snow.

Explanation:

Physical differences between rain water and ice crystals such as snow are given below.

The rain water is present in liquid form while snow is present solid form. rain water is colorless while snow is white in color. Rain water occurs when the temperature is warm while snow occurs in cold temperature. The size of rain water particle is small while size of snow particle is large. Rain water has circular shape while snow has many shapes such as plates, dendritic and irregular crystals.

5 0
3 years ago
Which of the following is not a consequence of partial hydrogenation of vegetable oils?
mixer [17]

Answer:

The correct answer is option a. "lower melting temperature".

Explanation:

Food makers add hydrogen to vegetable oil in order to make them more solid. The melting point of vegetable oils that go trough a partial hydrogenation process do not lower, actually, the melting point increases. Vegetable oils that are partially hydrogenated are partially saturated, which in consequence increases its melting point to the point that they could be solid at room temperature.

8 0
3 years ago
What is the primary product of light independent reactions
SOVA2 [1]

The primary products of the light independent reactions  (after one turn of the cycle) are:

a)  two G3P molecules

b)  three ADP

c) two NADP+

However ADP and NADP+ are not really "products". They are regenerated and later used again in the Light-dependent reactions.  Each G3P molecule is composed of three carbons.

For the Calvin cycle (Light independent cycle) to continue, 5 out of  the 6 carbons provided by the two G3P molecules are used to regenerate ribulose 1, 5 phosphate. Therefore there  remains only one carbon for the next turn of the cycle.

One  molecule of glucose requires 6 turns of the cycle. Any extra G3P is used to make starch, sucrose and cellulose.



7 0
4 years ago
A garden supply company has an advertisement selling beneficial bacteria. They claim that the bacteria will help gardeners grow
stiks02 [169]

The answer is B.

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8 0
3 years ago
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