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Alekssandra [29.7K]
3 years ago
10

Is this statement True or False?

Biology
1 answer:
PtichkaEL [24]3 years ago
8 0
This question is true
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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
If bears find insects after they move decaying logs, they more frequently move decaying logs. This most clearly indicates that f
Alex777 [14]

Answer:

Reinforcement

Explanation:

Reinforcement can be referred to as anything that can be used to increase, enhance or strengthen a desirable behavior in a person or an organism. Reinforcement is of two types, they include positive reinforcement and negative reinforcement. Positive reinforcement has to do with adding a reward in order to enhance a desirable behavior, while negative reinforcement has to do with removing an undesirable thing in order to strengthen a desirable behavior.

From the question asked,  because the presence of insects after moving the decaying logs increased the frequency at which the bears moved the decaying logs, the finding of the insects is, therefore, a reinforcement. The finding of the enhanced or strengthened the desirable behavior.

6 0
3 years ago
Mass and_ are the two things that affect the strength of the gravitational force
Anit [1.1K]

Answer:

C, distance

Explanation:

Distance and mass are two major factors that affect the strength of the gravitational force.

3 0
3 years ago
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Why cellular respiration and photosynthesis are a<br> cycle?
Anvisha [2.4K]

Answer: Cellular respiration and photosynthesis are considered a cycle because the product (end material) of one reaction serves as the starting material for the other reaction. The starting material for cellular respiration is sugar and water and the products are carbon dioxide and water.

Explanation: hope it helped

7 0
3 years ago
Explain what a rodhocetus is
vlabodo [156]

<u><em>Rodhocetus is an extinct genus of protocetid early whale.</em></u>

3 0
4 years ago
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