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stira [4]
3 years ago
6

Why dont plants photosynthesise in the dark

Biology
1 answer:
nignag [31]3 years ago
6 0

Plants respire all the time, whether it is dark or light, because their cells need energy to stay alive. But they can only photosynthesize when they have light.

The oxidation of water occurs during photosynthetic electron transport during the light reactions of photosynthesis. In the absence of a source of light energy (dark reactions have no direct requirement for light energy), oxygen is not produced.

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~~6. what are five limiting factors that would control the population density of weeds
Mandarinka [93]

The following five limiting factors would control the population density of weeds;

<span>1.       </span>Supply and nutrients in the soil

<span>2.       </span>Presence/Absence of growth-restricting substances such as pesticides

<span>3.       </span>The soil aeration and soil structure

<span>4.       </span>Moisture content in the soil.

<span>5.       </span>Biotic factors such as disease and pests

<span>6.       </span>Quality, intensity and duration of light






7 0
3 years ago
Read 2 more answers
Which base is found only in RNA?<br> ribose<br> Othymine<br> ouracil<br> O deoxyribose<br> DETECTEET
Pachacha [2.7K]
That would be C. Uracil.

In RNA we’ve got Uracil instead of Thymine.(which is in DNA)
4 0
3 years ago
What is the role of the helicase enzyme in dna replication? apex?
andriy [413]
Helicase breaks hydrogen bonds of the DNA helix. Therefore it “unzips” the DNA helix and separates the strands for free complementary RNA strands which use the strands as a template during replication.
6 0
4 years ago
Read 2 more answers
Hi i need help with this. can someone give me a full answer on this? thank you!
Stolb23 [73]

Answer:

Point 3 for kinetic, points 1 and 5 for potential

Explanation:

There is one point that the ball has the most kinetic energy it is at point 3. Point 3 has the most kinetic energy because it has gained the most speed since it was dropped and it also is right before it starts slowing down from trying to go up again. Points 1 and 5 have the most potential energy. When the ball is at point 1 or 5 it is at its maximum height thus it cannot swing any further, so it stops for a split second and gains a large amount of potential energy before it is released into kinetic energy when it falls back down.

3 0
3 years ago
Why do different individuals of the same species have different traits?
deff fn [24]

Individuals of the same species have different traits because they have different genes which code for different proteins. B would be the correct option.

<h3>Variations</h3>

Organisms of the same species can have different traits due to a difference in their proteins.

Genes are responsible for proteins and proteins are an expression of traits. Thus, with different proteins come different traits.

Hence, once there is a difference in the DNA sequence of organisms, different proteins will be produced, and different traits will be expressed.

More on variations can be found here: brainly.com/question/17598399

#SPJ1

3 0
2 years ago
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