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Travka [436]
2 years ago
12

Plz help if you can added photo.

Biology
1 answer:
Agata [3.3K]2 years ago
8 0

Answer:

i think they are asking for how many electrons so maybe 2 or 1s^2

Explanation:

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If sperm and egg cells have half of the number of chromosomes found in other body cells, how do gametes form?
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Cuz they combine during fertilization and since 2 halves = 1 whole, u get gametes w a full number of chromosomes
7 0
3 years ago
Above 380C and below OoC the rate of photosynthesis decreases. Propose a hypothesis to explain why this occurs.
Effectus [21]

<u>Answer:</u>

<em>Enzyme activity decrease at these temperatures. </em>

<u>Explanation:</u>

Photosynthesis is facilitated by the action of various enzymes and involves light and dark reactions.  In <em>light reactions chlorophyll absorbs sunlight and creates ATP AND NADPH</em>. In dark reactions carbon is fixed using the <em>ATP and NADPH. </em>

The efficiency of all these activities depends on the activity of enzymes which depends on the temperature. The optimum temperature range where the enzyme activity is optimal is about <em>10°c - 20°c</em>. At low temperatures and high temperatures enzyme activity is less efficient.

<em>At a temperature above 38°c and below  0°c enzyme activity decreases. </em>

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3 years ago
Which of the following is a requirement for a population to be in Hardy-
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Answer:

A. the population must be very large

4 0
1 year ago
Which of the following statements describes a climate (instead of describing weather)?
amm1812

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-In Florida, it is hot and muggy year round.

Explanation:

5 0
2 years ago
Which term best describes the systems in an animal's body?
umka21 [38]

Answer:

B. interconnected

Explanation:

All the systems in our bodies (humans are indeed animals) are connected with each other to create a functional being. The blood flows throughout the body, providing nutrients; the bones support the structure and protect the heart and lungs. They work together.

Why not A: The systems are all completely necessary. There's nothing extraneous in our bodies, because extraneous stuff takes up energy, and our biology is incredibly economical.

Why not B: They're not interchangeable. How would you like your bones to turn to blood? Uh-huh.

Why not D: They interact with each other consistently, so they're not separate or segregated.

4 0
3 years ago
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