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Pie
3 years ago
5

PLEASE HELP!!!

Biology
1 answer:
ale4655 [162]3 years ago
7 0
Reflection is when light bounces off an object. If the surface is smooth and shiny, like glass, water or polished metal, the light will reflect at the same angle as it hit the surface. ... For a smooth surface, reflected light rays travel in the same direction. This is called specular reflection
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Evidence for the theory of continental drift was first proposed in 1912 by what german scientist?
Aleonysh [2.5K]
Wegener<span> was the first to use the phrase "continental drift" (1912, 1915) (in German "die Verschiebung der Kontinente" – translated into English in 1922) and formally publish the hypothesis that the continents had somehow "drifted" apart.....</span>
7 0
4 years ago
The locus B on the X chromosome of a malaria-carrying mosquito shows a 49% recombination rate with respect to the locus M. Since
Free_Kalibri [48]

Answer:

The correct answer is - P = 0.45

Explanation:

The Chi-square test is a test that determines the assorted genes independently. Here p-values used to make conclusions in significance testing.

If the p value is less than the significance level we expect or choose, then this null hypothesis is rejected in favor of the alternative hypothesis. It p value is greater than or equal to the significance level, then we fail to reject the null hypothesis.

So in this case, as the recombination rate is 49% so the p value which satisfies the conclusion will be around 0.45 and values near to it.

7 0
3 years ago
Plz help I can’t get the answer for prompt 1. The letters “T” &amp; “A” are in bold font. I’ll give brainliest and Thanks!
Leto [7]

Answer:

I think the cauae of substitution they involve swapping of one nucleotide for another during DNA repliction.For example,during repliction,a thymine nucleotide might be inserted in placed of a guanine nucleotide

4 0
3 years ago
10.A 600 kg great white shark is lurking below an observation cage. His movement is
Nadya [2.5K]

The work done by the shark is 128000 J which is greater than the maximum force the cage can withstand (124500 J), the man in the cage should be worried.

<h3>What is work done?</h3>

Work done is the product of force and the distance covered by the force.

Mathematically;

  • Work done = Force × distance

The unit of work done is Joules.

The work done by the shark is calculated as follows:

Work done = 12800 × 10

Work done = 128000 J

Maximum force the can withstand = 124500 J

Since the work done by the shark is greater than the maximum force the cage can withstand, the man in th cage should be worried.

Learn more about work done at: brainly.com/question/25573309

6 0
3 years ago
(01.02 HC) What inference can correctly be drawn from the diagram shown below? (2 points) Image depicts four very similar birds
stealth61 [152]
You can infer that the birds once had a common ancestor but became separated. Mutations in copying their genes stacked and caused changes in the beaks so the birds could be more well off or better adapted in their new environment.
4 0
3 years ago
Read 2 more answers
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