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spin [16.1K]
3 years ago
10

Explain why the structure of DNA is described as a double helix

Biology
1 answer:
Hatshy [7]3 years ago
8 0

Answer:

The double helix is the description of the structure of a DNA molecule. A DNA molecule consists of two strands that wind around each other like a spiral staircase. Each chain has a backbone in which a sugar (deoxyribose) and a phosphate group alternate.

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8. The look and feel of a rock's surface is its​
Mariana [72]

Texture

Explanation:

The look and feel of a rock's surface is its texture.

The texture of a rock determines how it looks and feels to touch.

  • Textures of a rock are a function of the arrangement of minerals in them.
  • The shape, orientation and alignment of the mineral grains determines how the rock will feel and look.
  • Coarse texture in rock implies that the minerals in rocks are visible to the naked eyes and have a gritty feel  
  • Rock textures tells us about the conditions of formation of a rock.

learn more:

Rocks brainly.com/question/2817889

#learnwithBrainly

3 0
3 years ago
1. If the ability to taste PTC were controlled by only two alleles: one dominant (T) and one recessive (t), would there be any w
maw [93]

Answer:No

Explanation: there would not be a way to distinguish between Tt and TT without mating or DNA analysis because T is dominant in Tt, therefore has the same physical characteristics as TT.

8 0
3 years ago
Why does an object has more Kinetic Energy than other
Nata [24]
Objects have more kinetic energy than others because when an object is just  sitting their they are not using any energy but then they save energy. 
8 0
3 years ago
Which way does earth rotate—from east to west, or west to east? Explain your answer.
77julia77 [94]

The earth rotates from West to East or if you want another way of saying it, counter-clockwise. It rotates from West to the East because the earth's Western Hemisphere (West) rotates to the Eastern Hemisphere, (East).

P.S. I hope this helps you!!

5 0
3 years ago
Read 2 more answers
True or false the majority of the water on earth is not part of the water cycle
Alenkinab [10]
I’m guessing false because the water cycle contains all water on earth I think
6 0
3 years ago
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