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Katen [24]
3 years ago
14

The building blocks that form the DNA double helix are called:

Medicine
1 answer:
m_a_m_a [10]3 years ago
6 0

Answer:

D. nucleotides

Explanation:

They are composed of three parts:

1. Nitrogen base (Adenine, Cytosine, Thymine or Guanine)

2. Five carbon sugar

3. Phosphate group

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SpyIntel [72]

Answer:

1 is C

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3 is C

Explanation:

1) the humming noise is in the background

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5 0
3 years ago
Read 2 more answers
Diastole is the
Inessa [10]

Answer:

The correct answer is D. resting phase

Explanation:

Diastole is the resting phase when relaxation of heart muscles takes after contraction(systole). In this phase blood from veins and coronary sinus comes into the auricles and ventricles because of the pressure in the heart is less than veins and opening of A-V valve.

When both auricles and ventricles are relaxed it is called joint diastole. Joint diastole is called complete cardiac diastole and is 0.4 sec long. After the joint diastole auricular systole occurs in which auricles are contracted and ventricles are still relaxed called ventricular diastole.

After the end of auricular systole ventricles contraction starts and auricular relaxation occurs called auricular diastole.

3 0
3 years ago
What is the highest cause of accident related death for children under 1? Group of answer choices drowning transportation-relate
aleksklad [387]
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7 0
3 years ago
Anemia risk factors?​
Umnica [9.8K]

Answer:

Explanation:

Anemia is lack of RBC in body or disfunctional RBCs. Risk factors would be things that make you prone to have this disease. Some commonly known factors are:

  •    Menstruation
  •    Pregnancy
  •    Age (more common as you keep aging)
  •    Chronic conditions
  •    Family history (genetics does make you less or more prone)
  •   Many more!

For more info visit: https://www.mayoclinic.org/diseases-conditions/anemia/symptoms-causes/syc-20351360

8 0
2 years ago
Why would a stratified epithelium be useful in areas that are designed to be protective or see a lot of use?
tankabanditka [31]

Answer:

The function of stratified epithelium is mainly protection.

Explanation:

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