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lyudmila [28]
3 years ago
6

Nitrogen-fixing bacteria can convert ammonia into nitrogen?

Biology
1 answer:
Korolek [52]3 years ago
6 0

Answer:

In biology, symbiotic nitrogen-fixing bacteria invade the root hairs of host plants where increment or multiply  and stimulate  formation of root nodules,  enlargements of plant cells and bacteria in intimate association.  The  bacteria   that change nitrogen gas from the atmosphere into solid nitrogen usable by plants are called nitrogen-fixing  bacteria. These bacteria are found both in the soil and in symbiotic relationship with plants.

Explanation:

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A researcher is studying gene expression in different types of cells. For a gene of interest, he notes its expression no longer
Darya [45]

Answer:

The correct answer is option d) "Silencer".

Explanation:

Gene silencing is the regulation of a gene expression that results in avoiding the expression of a gene during a certain period of time. A silencer is a DNA sequence that produces gene silencing. In this example the researcher founds that a gene is not longer regulated in all cells and the gene is still transcribed and translated into protein. The mutation responsible of this it is likely to be occurring in a silencer, avoiding gene silencing of the studied gene in all cells.

5 0
3 years ago
Living near the ocean is great because the weather is mild. this is because
Zinaida [17]

Hi,

"This is because water has a high heat capacity, which means it absorbs a lot of energy in order to increase in temperature (thus releases a lot of energy when it decreases in temperature). This means water can absorb a great deal of the energy on hot days, keeping the surrounding air cooler, and release a lot of energy to the air on cool days, keeping the air warmer"

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3 0
3 years ago
Which organelles do viruses posses
lesya [120]
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7 0
3 years ago
How is the sun’s energy passed along in an ecosystem?
Katen [24]

Answer:

Energy is passed between organisms through the food chain. The organism that obtains energy from sunlight is called the producer.

Explanation:

8 0
3 years ago
Please help ASP! Look at the picture above!
Tanya [424]

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A

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It kinda tells you in the question by talking about salt in water.

5 0
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