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3 years ago

Explain how parasitism differs from commensalism.

2 answers:

8 0

Commensalism is an interaction in which one of those species would benefit, and the other one would not be affected. Parasitism is an interaction in which one of those species would benefit at the expense of the host organism. Thus, in commensalism we have one positive and one neutral result while in parasitism we have one positive and one negative result.

ryzh [129]3 years ago

7 0

Answer:

Commensalism is an interaction in which one of those species would benefit, and the other one would not be affected. Parasitism is an interaction in which one of those species would benefit at the expense of the host organism. Thus, in commensalism we have one positive and one neutral result while in parasitism we have one positive and one negative result.

Explanation:

on edge 2020

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If there are 72 donors in all, how many of them are at the silver level?

Genrish500 [490]

Answer:

Explanation:

If you divide 72 by 2 the answer would be 36

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3 years ago

What helps water and minerals move from the roots of a plant to the leaf of a plant? A. the tall thin cells of a leaf B. the tin

goldenfox [79]

Answer:

A or C

Explanation:

Xylem consists of several different types of cells: fibers for support, parenchyma for storage, and tracheary elements for the transport of water. The tracheary elements are arranged as long tubes through which columns of water are raised. In a tree trunk, the innermost part of the wood is dead but structurally strong xylem, while the outer part consists of living xylem, and beyond it, layers of cambium and phloem.

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2 years ago

scientist are studying a group of ant colonies in the arizona desert which question can be answered scientifically

timurjin [86]

Answer:

Scientists are studying a group of ant colonies in the Arizona desert. Which question about the ants can be answered scientifically?

Explanation:

The correct answer will be option- Does the amount of sunlight in a day affect how much food the ants eat that day.

Explanation:

A scientific method is a systematic approach to understand and explain any natural phenomenon in nature. The scientific method involves making, ask a scientific question, do background research and propose a hypothesis which could be tested to produce a real answer to the scientific questions.

In the given question, the scientist wants to study the ants in the desert through scientific method. The possible question that could be answered will be the how the amount of light can affect the quantity of food consumed by ants as the amount of food can be studied through the experiments by proposing a hypothesis.

Thus, the selected option is the correct answer.

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2 years ago

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Insulin is a protein that is vital for human survival and is made by special cells in the pancreas. Which organelle in these cel

vlada-n [284]

Answer:

the endoplasmic reticulum

Explanation:

it is the endoplasmic reticulum and the ribosomes of the specialized cells in the pancreas that make insulin

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2 years ago

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The beginning of the Cambrian Period is marked by the evolution of hard body parts such as calcium carbonate shells. ... These body parts fossilize more easily than soft tissues, and thus the fossil record becomes much more complete after their appearance.

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2 years ago