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Allisa [31]
2 years ago
4

Water is an example of a(n) _____. A:Element B:Compound C:Mixture D:Atom

Biology
2 answers:
Tasya [4]2 years ago
8 0

Answer:

compound

Explanation:

Compound includes molecules and ions. As water is a molecule, water is also a compound.

Natalija [7]2 years ago
7 0
Compound . ...............
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Sea corals live exclusively in the ocean and are radially symmetrical. They have microscopic stinging barbs that shoot out to im
Dmitriy789 [7]

Answer:

Cnidarians.

Explanation:

Cnidarians are known as the marine invertebrates, and also called as Coelenterata, they belong to phylum Cnidaria. Cnidarians include sea fans, sea pens, corals, hydra, jellyfish, and sea anemones. They belong to four classes: Anthozoa, Cubozoa, Hydrozoa, Scyphozoa.

Cnidarian captures its prey with the help of nematocysts which are thread-like tubes, coiled, and sticky. Nematocysts contain toxin by the release of this toxin corals hunt their prey, and even while they are stuck to the ocean floor.

8 0
2 years ago
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In the Gizmo, what light intensity and CO2 level do you think will maximize the rate of photosynthesis?Experiment: Use the Gizmo
adoni [48]

Solution :

In Gizmo experiment, when both the intensity of light and carbon dioxide level is high, the rate of photosynthesis will maximize.

A). If the temperature is too hot or cold, it becomes difficult to find the ideal intensity of light because if the temperature is hot, the light intensity will be too high and thus the chlorophyll will get damaged. While if it too low, then it will be difficult for the proper functioning of the cells. And hence the photosynthesis will not take place.

B). It will be considered as a limiting factor if the light intensity is low. With light intensity being low, it will be difficult for the plant for survival and ideal carbon dioxide level will have no role. This amount of carbon dioxide does not help the plant to survive as the light intensity is now a rate limiting factor.

6 0
2 years ago
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In eastern gray squirrels, Sciurus carolinensis, the allele for black fur (B) is dominant to the allele for gray fur (b). In a p
anastassius [24]

Answer:

The correct answer is "The frequency of the B allele increased due to the selective pressures of the environment".

Explanation:

The missing part of the question is "Which of the following could best explain the increase in the frequency of the B allele in the population after five years?" at which the answer is "The frequency of the B allele increased due to the selective pressures of the environment".

In this study, the allelic frequency for black fur (B) in eastern gray squirrels Sciurus carolinensis changed from B=0.4 to B=0.6 within a lapse of five years. This increase is explained by the effect of selective pressures of the environment. For instance, is likely that new predators were more likely to detect squirrels with gray fur over black fur, or changes in the landscape benefited the black fur squirrels camouflage.

5 0
2 years ago
Did all of the molecules diffuse out of the bag into the beaker? why or why not?
Cloud [144]
In the above question, if the bag refers to a dialysis bag, the membrane of a dialysis bag is a selectively permeable membrane that does not allow the movement of all molecules to diffuse across the ,membrane. Osmosis is best explained with the help of a dialysis bag. In the process of osmosis the movement of water molecules from their higher concentration to lower concentration take place across the membrane.
Thus, only water molecules will pass across the bag and limit the movement of other molecules.  
6 0
2 years ago
Organisms at each level of the food web use the energy for _______________, and some of the energy is released as heat energy.
Dmitriy789 [7]
I feel like it could possibly be mobilism for like energy thats another word for energy
7 0
2 years ago
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