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Arte-miy333 [17]
2 years ago
8

Good effect of physical change​

Biology
1 answer:
Bumek [7]2 years ago
3 0

Physical changes are changes affecting the form of a chemical substance, but not its chemical composition. Physical changes are used to separate mixtures into their component compounds, but can not usually be used to separate compounds into chemical elements or simpler compounds.

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The cells of plants and animals are similar, except for a few different structures. Which structures are only found in plant cel
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Large central vacuoles, chloroplasts, and cell walls are only found in plant cells.

Large central vacuoles store nutrients and waste products, but they also maintain the plants' structures.

Cell walls also maintain structure and rigidity.

Chloroplasts are used in the process of photosynthesis, which only occurs in plants.
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3 years ago
Refer to this portion of a dichotomous key for fish identification to answer the question. According to this dichotomous key, an
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According to this dichotomous key, any catfish must be leathery, that is, without scales. They have a flattened body, as in most fish with benthic habits, that is, they live at the bottom of the waters. Coloration varies from bluish gray to yellow. It can reach 1 meter in length and weigh about 5 kilos.

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Catfish and catfish are common designations given to fish of the order Siluriformes in most of South America.About 2,200 species of these fish are known, classified into almost 40 families (only two, Ariidae and Plotosidae, have marine species). They are found almost all over the world, but more than half of the known species are native to South America.

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Learn more about catfish in brainly.com/question/14774645

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7 0
1 year ago
Why do you think there are fewer heart transplants performed each year than kidney transplants?
alexandr1967 [171]

<span>This is because, people, generally, have two kidneys and are also able to function properly with one functional kidney. Therefore it is easier to perform kidney surgery without putting the patient’s life at risk as compared to heart surgery. Everyone has one heart, a critical organ whose surgery has to be well planned and done only if the risk of not doing the surgery outweighs that of doing the surgery. </span>

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3 years ago
How to you define heat and temperature​
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Answer:

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A plant absorbs minerals from the soil. This is an example of
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Answer:

C

Explanation:

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