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Masteriza [31]
4 years ago
7

What structural problem prevents adenine from pairing with guanine? A. The bases are both short. B. They lack phosphate groups.

C. They lack the deoxyribose group. D. The bases are both long.
Biology
2 answers:
sattari [20]4 years ago
7 0
<span> D. The bases are both long.

Hope this helps!</span>
kkurt [141]4 years ago
5 0
The answer would be D.
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Not b so what is it
olasank [31]

Answer: d

Explanation:

7 0
3 years ago
When blood that is high in carbon dioxide exits the heart, it immediately enters which body system?
juin [17]

Answer:

The Circulatory System

Explanation:

When blood is rich in carbon dioxide it leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs. (All of which have to do with the circulatory system)

6 0
3 years ago
name two major vessels that return oxygen-poor blood to the heart. What are the damages for each? Where do they terminate?
Serga [27]

Answer:

1. Head, neck, upper limb, thorax - super vena cava - top of the right atrium.

2. Lower limb - inferior vena cava - bottom of the right atrium.

Explanation:

The Heart pumps the oxygen-rich blood to the different parts of the body to Otake oxygen and nutrients to these organs and then takes the oxygen-poor blood returns from the body to the heart.

The two major vessels that return oxygen-poor blood to the heart are 1. superior vena cava (SVC) that drainages Head, neck, upper limb, thorax and terminate at top of the right atrium, and 2. inferior vena cava (IVC), Lower limb and terminate at bottom of the right atrium.

1. Head, neck, upper limb, thorax - super vena cava - top of the right atrium.

2. Lower limb - inferior vena cava - bottom of the right atrium.

4 0
4 years ago
What would most likely be included in the “Analysis” section of a lab report?
bixtya [17]
A description of what the dependant and independent variables were
6 0
3 years ago
Read 2 more answers
PLEASE HELP I WILL GIVE YOU BRAINLIEST!!!!! Explain the role of ethics and evaluate the limits of the conclusions of most resear
Alona [7]

Answer:

Bioethics is the study of typically controversial ethics brought about by advances in biology and medicine. ... Bioethicists are concerned with the ethical questions that arise in the relationships among life sciences, biotechnology, medicine, politics, law, and philosophy.

Explanation:

Research ethics are important for a number of reasons. They promote the aims of research, such as expanding knowledge. They support the values required for collaborative work, such as mutual respect and fairness. ... They support important social and moral values, such as the principle of doing no harm to others.

3 0
3 years ago
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