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True [87]
3 years ago
10

Match the following communication systems with their descriptions:

Biology
1 answer:
liberstina [14]3 years ago
3 0

Answer:

I think it's

7 - c

8 - a

9 - b

If this isn't correct please let me know so I can change it I am just trying to get you an answer.

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suggest practical solutions on how any five of the youth risk behaviours which you have investigated can be addressed/reduced​
Digiron [165]

Answer:

1 Tell them with videos the real dangers and effects of everyone of the drugs

2 Tell the parents to speak to them

3 inform them of the danger of sexual relations with people the do not know well

4 tell them that under no circumstances they should drive if the drink alcohol

5 Talk to them about the immense possibilities they have in front of them and they will get their dreams true if they work hard , they are honest and respect people .

3 0
2 years ago
List the events of inspiration beginning with stimulation of the phrenic nerves
Andru [333]
The events of inspiration begins with the;
Impulses are conducted on the phrenic nerve to muscle fibers in the diaphragm contracting them.
As the dome shaped diaphragm moves downward the thoracic cavity expands.
At the same time the external intercostal muscles may contract raising the ribs and expanding the thoracic cavity further.
The intra-alveolar pressure decreases 
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The lungs fill with air.
3 0
4 years ago
What chemical equation sums up to the events of photosynthesis?
Klio2033 [76]
6CO2 + 6H2O --> C6H12O6 + 6O2

carbon dioxide + water --> glucose + oxygen

The arrow indicates sunlight (energy).

:)


5 0
3 years ago
1. Which of these is an example of depreciation?
Setler79 [48]

Answer: D

Explanation:

6 0
3 years ago
What can be predicted by regular patterns of the moon<br><br><br> PLS HELP ME
koban [17]

Answer:

its an illuminated

Explanation:

An easy way to remember and understand those "between" lunar phase names is by breaking out and defining 4 words: crescent, gibbous, waxing, and waning. The word crescent refers to the phases where the moon is less than half illuminated. The word gibbous refers to phases where the moon is more than half illuminated.

3 0
3 years ago
Read 2 more answers
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