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Savatey [412]
3 years ago
11

Some bacteria are helpful because they help us breathe by producing ______.

Biology
2 answers:
Temka [501]3 years ago
8 0

Answer:

oxygen

Explanation:

zhuklara [117]3 years ago
4 0

Answer:

oxygen

Explanation:

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Lateral gene transfer between individuals of a species is called
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Answer:

Horizontal gene transfer.

Explanation:

Horizontal gene transfer happens when an organism acquires a gene that benefits its development. This individual then can transfer this information to another cell without it being its breed or duplicate. Normal gene transfer happens "vertically" from a parent to a daughter cell, but in this case, duplication is not needed for another organism to acquire the gene.

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2 years ago
What is the approximate temperature of the troposphere, mesosphere, and stratosphere.​
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Heat is produced in the process of the formation of Ozone and this heat is responsible for temperature increases from an average -60°F (-51°C) at tropopause to a maximum of about 5°F (-15°C) at the top of the stratosphere. This increase in temperature with height means warmer air is located above cooler air.

Explanation:

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2 years ago
The difference in concentration on the two sides of a membrane is called what
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When the concentration o molecules inside a cell is different form the concentration of molecules outside a cell, we can either call it hypertonic or a hypotonic solution, and the difference between the two concentrations is called a concentration gradient.

Hypertonic - name given to a solution that has a bigger concentration than the concentration in a cell.

Hypotonic - name give nto a solution that has a smaller concentration than the concentration in a cell.



Hope it helped,



BioTeacher101


7 0
3 years ago
Describe three observations an astronaut might make while viewing Russia at night.(Site 1)
serious [3.7K]
<span>One observation would be the physical size of Russia compared to other countries, despite a lack of visible borders from space. In addition, part of Russia's outline would likely be obscured by the various clouds and objects in the stratosphere; this would allow the astronaut to view potential cloud and weather patterns on earth. Also, an astronaut could see outlines of Russia's geography such as mountain ranges.</span>
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3 years ago
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What are three ways to express the probability of an event that occurs 500 times out of 2,000 total trials?
adell [148]

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2500

Explanation:

7 0
3 years ago
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