What does it mean to be a retrovirus?

1 answer:

7 0

1. Any of a group of RNA viruses whose RNA is used as a template inside a host cell for the formation of DNA by means of the enzyme reverse transcriptase. The DNA thus formed is inserted into the host cell's genome. Most retroviruses can cause cancer. Retroviruses also include HIV.

2. Prokaryotes are 1-celled organisms that do not have a nucleus or any other membrane-bound organelles inside them. The name prokaryote itself actually lets you know that there isn't a nucleus, since pro means before and karyo refers to nucleus.

3. Antibiotic resistance occurs when bacteria change in some way that reduces or eliminates the effectiveness of drugs, chemicals, or other agents designed to cure or prevent infections. The bacteria survive and continue to multiply causing more harm. Bacteria can do this through several mechanisms.

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Fluid in the inner ear creates a sense of

Natasha2012 [34]

Answer:

It is also essential to our sense of balance: the organ of balance (the vestibular system) is found inside the inner ear. It is made up of three semicircular canals and two otolith organs, known as the utricle and the saccule. The semicircular canals and the otolith organs are filled with fluid.

I hope this helps you.

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3 years ago

What happens when there is too much of one type of molecule inside the cell

Jet001 [13]

I am guessing that the molecule type will try to take over the cell OR it will excrete to much waste for the cell to handle and the cell will die.

I am just guessing, but I hope this helps

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3 years ago

Ms. Bronner is a second-grade teacher. Each day, students in Ms. Bronner's class can earn marbles that get added to a jar for fo

zavuch27 [327]

We can confirm that Ms. Bronner is using a token economy to encourage the rule-following in her classroom.

<h3>What is a token economy?</h3>

This is a method of positive conditioning in which a token of some sort is given as a prize to reinforce positive behavior, with the idea that these tokens may then be exchanged for even greater reinforcers once a certain level is reached.

Therefore, we can confirm that since the methods being described in the questions perfectly correspond to this definition, Ms. Bronner is using a token economy to encourage the rule-following in her classroom.

To learn more about the token economy method:

brainly.com/question/17465339?referrer=searchResults

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2 years ago

The layer of the atmosphere where many airplanes fly to avoid thunderstorms and other turbulence is called A. troposhere B. stra

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Answer: B. stratosphere

Explanation:

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3 years ago

Which statement describes natural selecion?

MatroZZZ [7]

Answer:

Natural selection is the process through which populations of living organisms adapt and change. Individuals in a population are naturally variable, meaning that they are all different in some ways. This variation means that some individuals have traits better suited to the environment than others.

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