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irina1246 [14]
3 years ago
10

Laura performed an experiment to determine the effect of nitrogen-rich fertilizer on plants. The procedure she used in her

Biology
2 answers:
maw [93]3 years ago
6 0

Answer:

She did not use a second plant as a control

Explanation:

trasher [3.6K]3 years ago
5 0

Answer:

man I need that too are you doing study Island A: A

Explanation:

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Can someone please give me an example of a biodiversity law environmental science
masha68 [24]

Biodiversity is variety of life. Bio means life and diversity means change, different forms of life. The world constitute different species of plants and animals. Have a nice day!

5 0
4 years ago
Which best describes primary succession?
lora16 [44]

Answer:

Newly exposed or newly formed rock is colonized by living things for the first time.

Explanation:

In other world rock is being inhabited. A community is beginning to form.

8 0
3 years ago
Collin often experiences a "runner's high" during his daily three-mile run. this is most likely produced by _____.
Nesterboy [21]
<span>Collin often experiences a "runner's high" during his daily three-mile run. this is most likely produced by endorphins.
Endorphins are related to a group of hormones which are secreted within the brain and the nervous system, it is like morphine chemicals which are produced. It is mostly produced when you exercise a lot, run high or stress etc.</span>
7 0
4 years ago
Using a microscope, Quinlin notices a small green organelle inside a cell. Which of the following is most likely to occur first
jek_recluse [69]

Answer:

D.The light-dependent reactions absorb sunlight and transfer the energy to electrons.

Explanation:

Firstly, the organelle that was described as small green organelle inside a cell as noticed by Quinlin is the CHLOROPLAST. Chloroplast is an organelle present in the cells of green plants, in fact, it makes plants green. Chloroplast is the organelle where the unique process of PHOTOSYNTHESIS occurs in plant cells.

However, the photosynthetic process is divided into stages namely: light-dependent and light-independent stages. The light dependent stage, which involves the production of ATP (energy carrier) and NADPH (electron carrier), must PRECEDE the light independent stage or Calvin cycle. Chloroplast contains a pigment called CHLOROPHYLL, which absorbs light energy from the SUN in order to power the light dependent stage of photosynthesis.

Hence, the light-dependent reactions, which absorb sunlight and transfer the energy to electrons must occur first in the organelle.

6 0
3 years ago
Which of the following best describes how an evolutionary biologist would use comparative anatomy to examine paleontological evi
Naddik [55]

Answer:

C

Explanation:

I am taking the test right now and it seems to be the most valid answer

7 0
3 years ago
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