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natulia [17]
4 years ago
15

What is most noticeable structural difference between rna and dna?

Biology
1 answer:
fredd [130]4 years ago
4 0
Structurally, DNA and RNA are nearly identical. However, there are three fundamental differences that account for the very different functions of the two molecules. RNA has a ribose sugar instead of deoxyribose sugar like DNA.
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PLEASE ANSWER, IM BEING TIMED! GIVING 30 POINTS! WILL MARK BRAINLIEST TO A CORRECT ANSWER!
Liula [17]

Explanation:

The answer is B., because if freckles are a dominate trait between a female with freckles and a male with freckles, they're offspring will have a dominant trait of freckles..

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3 years ago
Which would most affect the health of fish in a local pond?
QveST [7]

D. The daily release of hot water into the pond from a local factory.

Explanation:

The daily release of hot water into the pond from a local factory would most likely affect the health of fish in a local pond.

Fishes are cold blooded animals. They derive their temperature from the water around them. They need a fairly stable daily temperature.

If the temperature of the water varies to a large extent too much daily, they will suffer.

Hot water will affect the fish population badly. It will cause the fishes to die off and suffer from too much increase in temperature.

Other factors listed in the options will improve the fish life.

learn more:

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4 years ago
*earth science VS*
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A supernova is the correct answer
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3 years ago
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Adhesive pili, exotoxins, and capsules are all microbial factors that help them establish infection. these are examples of:_____
11111nata11111 [884]

Adhesive pili, exotoxins, and capsules are all microbial factors that help them establish infection. these are examples of virulence factors.

<h3>What is the mechanism of infection?</h3>
  • Microbes encounter epithelial cells, macrophages, dendritic cells, and lymphocytes of barriers established by mucosae, mucocutaneous junctions, or skin as they enter the body through ingestion, inhalation, direct contact, cutaneous penetration, and ascending infection.
  • Capsules are believed to play a part in the pathogenicity and colonization of a variety of pathogenic bacteria due to their exposure to the environment.
  • Capsules can hinder host cell phagocytosis, stop complement-mediated lysis, and stop bacterial desiccation.
  • Typically hear about three main categories of germs: bacteria, viruses, and fungus.
  • Since most capsules inhibit water loss, they may aid in the bacterium's ability to avoid desiccation.
  • A bacterial cell can be shielded by a capsule from white blood cells' digestion and obliteration.
  • By inhibiting pathogen-associated molecular patterns or from binding to endocytic pattern-recognition receptors on the surface of the phagocytes, capsules can avoid unenhanced adhesion.
  • Some bacteria's capsules obstruct the body's complement pathway defenses.

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brainly.com/question/1969302

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7 0
2 years ago
You have been hired as a field assistant for a researcher interested in the evolution of flower characteristics in orchids. Comp
chubhunter [2.5K]

Answer:

\text{Present a flower with one characteristic changed to the normal pollinator. }\text{As a control, present a flower with no characteristics changed to the normal pollinator}

\text{Record any measure of pollination success}

\text{Repeeat for flowers with other characteristics changed}

<u />\text{Analyze the data to determine which altered characteristics affect pollination }<u />\text{success the most. This characteristic will be the result of the experiment.}<u />

Explanation:

The missing information is attached below.

 \text{Present a flower with one characteristic changed to the normal pollinator. }\text{As a control, present a flower with no characteristics changed to the normal pollinator}

For the control, you'll need something you're already familiar with. In this scenario, a normal flower with no changes in characteristics is the best control. And if no data is accessible, you still have data on the success rate of a typical flower, which can be used as a guideline. And, for the initial configuration, you can only adjust one characteristic so it would be easier to maintain track of and analyze the data gathered.

\text{Record any measure of pollination success}

Since the aim of your experiment is to examine the influence of flower characteristics on pollination performance, you should keep track of the active pollination events. To have more accurate results, this would require listing the total number of plants that were to be pollinated.

\text{Repeeat for flowers with other characteristics changed}

Once you've completed the initial examination, you'll need to run tests on various characteristics to see whether they have some impact on pollination performance. To see the importance of different characters on pollination, change only one trait in flowers; if you'd like to research combined results, create pairs and change them together.

\text{Analyze the data to determine which altered characteristics affect pollination }<u />\text{success the most. This characteristic will be the result of the experiment.}<u />

Your outcome is also the one that has gotten the most constructive or negative reviews. If some changed characteristic significantly affected the number of pollination efficiency, that is your outcome, because that is what you can mention as a good result and pollination enhancer.

4 0
3 years ago
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