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juin [17]
3 years ago
7

T or F? A light year is a measure TIME on an astronomical scale.

Biology
1 answer:
pogonyaev3 years ago
3 0

Answer:

False.

Explanation:

It's how they measure distance!

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What causes surface runoff?
andrey2020 [161]

Answer:

B

Explanation:

The more the soil absorbs water the less space there is for the soil to absorb more therefore it runs off.

5 0
3 years ago
PLEASE HELP i’ll link the picture of the question below, if there’s any confusion and you have a question about it ask me
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Answer:

ok the second generation  will be red and pink third wil be red and pink and whit foruth generation will be whithe and pink

Explanation:

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6 0
3 years ago
Gas exchange involves the transport of two respiratory gases, oxygen and carbon dioxide. Match each statement into the appropria
ryzh [129]

Answer:

a. both oxygen and carbon dioxide

b. carbon dioxide only

c. carbon dioxide only

d. oxygen only

e. carbon dioxide only

f. oxygen only

g. oxygen only

h. oxygen only

Explanation:

This question is describing the gaseous exchange of carbon dioxide and oxygen that occurs during cellular respiration. The gaseous exchange occurs via a structure called ALVEOLI OR AIR SAC.

According to this question, the following statements in the question will be matched with whether it applies to oxygen only, carbon dioxide only, or both oxygen and carbon dioxide:

a. Both oxygen and carbon dioxide are diffused through the alveoli capillaries.

b. Carbon dioxide is the waste product of cellular respiration (excreted via the lungs).

c. Carbon dioxide have the ability to form carbonates (CO3²-) and are sometimes transported in that form.

d. Oxygen from the lungs diffuse into the alveoli during inhalation.

e. Carbon dioxide from the body tissues are carried by the blood into the alveoli in order to be transported out of the body.

f. Inhalation is the taking in of air (oxygen-containing). Hence, oxygen only enters alveoli during inhalation.

g. Oxygen is the necessary substance needed by cells in order to perform cellular respiration (aerobic).

h. Haemoglobin is an iron-based protein present in the blood cells. It possess affinity for oxygen and carries oxygen in the blood.

6 0
3 years ago
As air circulates around the Earth it is dragged to the right in the Northern Hemisphere and left in the Southern Hemisphere. Th
erica [24]
This “dragging” of air is called the Coriolos effect
8 0
3 years ago
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10. Which respiratory condition below correctly describes what happens during pneumonia? A. The alveoli become damaged and enlar
Allisa [31]

Answer:

the alveoli in the lungs fill with fluid

8 0
3 years ago
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