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lianna [129]
1 year ago
12

HELP HELP PLEASEEEEEE

Biology
1 answer:
den301095 [7]1 year ago
6 0
The answer is D but I know I helped you
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Describe the change which will occur if a piece of peeled potato is placed in a concentrated sugar solution and explain why this
skelet666 [1.2K]

Answer:

Through the process of Osmosis, water will move from a region of high water potential ('concentration') to low water potential. Therefore, water will slowly leave the cells of the potato and enter the sugar solution in an attempt to reach equilibrium and the potato will therefore lose mass.

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3 years ago
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List and explain the three parts of the Declaration of Independence
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The Declaration contained 3 sections: a general statement of natural rights theory and the purpose of government; a list of grievances against the British King; and the declaration of independence from England.

The Declaration of Independence is made up of five distinct parts: the introduction; the preamble; the body, which can be divided into two sections; and a conclusion.
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True or false type b blood has a antigens and anti-b antibody
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The words underlined above are the key processes of the exploration. Complete the following sentences. Transcription produces .T
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Transcription produces --->mRNA

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Explanation:

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3 years ago
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Why are protozoa significant? Select all that apply. Protozoa contaminate the water supply. Protozoa do not contribute to a food
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Answer: Protozoa contaminate the water supply.

Some protozoa are parasites and cause diseases like malaria.

Protozoa have an important role in the food chain.

Protozoa are parasitic or free living single celled eukaryotic organisms. They are mostly found in water bodies.

Protozoa contaminate the water supply: Some of the protozoan species which are released from the human feces usually contaminate thee water, and causes waterborne infections in humans. Examples are Cryptosporium and Giardia. The infection occurs through drinking water or swallowing water from swimming pool.

Some protozoa are parasites and cause diseases like malaria: The Plasmodium is the genus belonging to the protozoan parasites. This malarial parasite is transmitted by female Anopheles mosquitoes to humans. The parasite multiply in the red blood cells causes symptoms like fever, anemia, flue, illness and may also cause coma and death.

Protozoa have an important role in the food chain: The protozoa species plays many roles in the food chain, they act as consumers, predators or prey, herbivores and decomposers. Their main function is to control the population of other species in the same habitat. They engulf small single celled bacteria, hence prevents excessive bacterial colonization act as predator. They also feed upon the algal species therefore, act as herbivores. They act as decomposers, as they feed upon the organic matter present in the bottom of the aquatic water body. They are the source of food for large worm and insect species.


5 0
3 years ago
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