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padilas [110]
4 years ago
13

When bacteria possess genetic variations that allow them to survive the presence of certain chemicals we call that

Biology
1 answer:
nikitadnepr [17]4 years ago
3 0

Answer:

Mutation

Explanation:

Mutation is the process whereby some organisms possessed some characteristics that make them to be resistance to certain stimuli.

In this case,some bacteria have become resistance to chemicals or drugs to the possession of some things or features during development. These things make them different from other strains of that same bacteria.

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For every man who has type i osteoporosis, about how many women have it? 2 3 4 6
Bond [772]
<span>The correct answer is 6.</span>  
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When we compare male and female, the prevalence of osteoporosis and the rate of fractures are much higher in postmenopausal women than in men of the same age.  Because of that, this condition is often called “woman’s disease”. One of the explications is that women have smaller and thinner bones than men. Also, estrogen decreases when women reach menopause, which can cause bone loss.</span>
5 0
3 years ago
What is the correct order of events in development of a human baby?
SVEN [57.7K]

Answer:

organ

Explanation:

because I said it is and if its a problem you can fixxxx it

4 0
3 years ago
Read 2 more answers
Why was the founder species of finches on the Galápagos Islands able to form such a large variation of beak types?
Anit [1.1K]
Through natural selection it happened over many generations and it was gradual, not a sudden change in the founder species. One bird was randomly born with a fatter beak and so could eat a seed that was harder to crack, this meant he lived longer than the other birds or was fitter, so bred more and so more of the offspring had this slightly larger beak. This continued and the birds moved to the islands with their ideal seed and kept getting fatter beaks etc until they were no longer the same species (this is when they can't breed to produce fertile offspring).

8 0
4 years ago
In order to keep DNA organized it wraps around proteins called histones to form? NucleotideChromosomesBase pairGenes
frutty [35]

Although the DNA packaging with histones proteins is mean to form nucleosomes (groups of 8 histones proteins), the higher structures why the genetic material is packaged with those molecules is to form chromosomes, as you said.

8 0
1 year ago
Match the following. Match the items in the left column to the items in the right column.
Allisa [31]

Answer:

Here's what I get  

Explanation:

\begin{array}{ll}\text{1. Contour interval}&\text{ the distance between contour lines of elevation}\\\text{2. Contour lines} & \text{ lines of equal elevation that display height, shape, and steepness} \\\text{3. Hachure marks} & \text{ teeth-like marks on contour lines that indicate a depression} \\\text{4. Topographic map} & \text{ also known as a contour map: shows shape, steepness} \\\end{array}The image below shows how a topographic map displays contours, contour intervals, and hachure marks.

The contour interval is 20 m and you are on the 340 m contour.

6 0
4 years ago
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