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nadezda [96]
3 years ago
9

What percentage of US 12th graders have used marijuana in their lifetime? ​

Biology
1 answer:
Ymorist [56]3 years ago
7 0

Answer:

15.6%

Explanation:

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List all eight blood types.
nlexa [21]
<span>1. O negative
2. O positive
3. A negative
4. A positive
5. B negative
6. B positive
7. AB negative
<span>8. AB positive</span></span>
3 0
3 years ago
What structures serve as cells boundaries from its environment
MaRussiya [10]
The structure that serves as the cell's boundaries from its environment is known as the CELL MEMBRANE.  It keeps the bad things from coming in, and releases waste out into the environment.

<span>Answer: cell membrane</span>
8 0
3 years ago
How would cellular respiration cause a loss in mass in the organis?
Rufina [12.5K]
Cellular respiration is the process by which living organisms convert their chemical energy from nutrients into ATP. Cellular respiration is one of the major ways by which living organisms release chemical energy to drive chemical activities. Cellular respiration cause loss in dry weight. This is because, during cellular respiration there is release of energy from the living organism, carbon dioxide and oxygen are also exchanged. The energy that has to be spent during respiration is responsible for the loss in mass in living organisms.
8 0
3 years ago
Read 2 more answers
The following phase of meiosis then put them in the correct order
MrRissso [65]

Answer:

The correct order is

Prophase l , Metaphase l, Anaphase I, Telophase l, Prophase ll, Metaphase II, Telophase ll / Cytokinesis ll

Explanation:

In Meiosis there are total two phases - Meiosis I and Meiosis II and each phase consists of total six sub phases which are as follows -

Meiosis I

1. Prophase I

2. Prometaphase I

3. Metaphase I

4. Anaphase I

5. Telophase I

6. Cytokinesis I

Meiosis II

1. Prophase II

2. Prometaphase II

3. Metaphase II

4. Anaphase II

5. Telophase II

6. Cytokinesis II

Hence the correct order is

Prophase l , Metaphase l, Anaphase I, Telophase l, Prophase ll, Metaphase II, Telophase ll / Cytokinesis ll

4 0
3 years ago
10.
bezimeni [28]

Answer:

10A

11A

12A

13B

14A

15B

16A

17c

18A

19C

20c

5 0
3 years ago
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