3 years ago

What would happen in an ecosystem without decomposers? (3 points)

1 answer:

6 0

Answer:

Without decomposers, dead leaves, dead insects, and dead animals would pile up everywhere. And most importantly decomposes make vital nutrients available to an ecosystem primary producers- usually plants and algae.

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Which statement describes all primary producers?

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A. All harness energy of sunlight through the process of photosynthesis

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4 years ago

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Normal cell division in the body depends on a precisely regulated set of events that determine when a cell will divide. two spec

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B. Oncogenes. Protooncogenes usually mutate to form oncogenes, which codes for a growth factor that is permanently activated, which leads to excessive cell division.

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3 years ago

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A researcher while working in vitro (outside cell) added helicase enzyme which resulted in the untwisting of the DNA helix. But

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The answer is <span>Topoisomerase.

Topoisomerase is an enzyme responsible for twisting of DNA helix. After DNA strand is untwisted by helicase enzyme, DNA must be twisted again so the normal function of DNA can be sustained. If left untwisted, the replication fork will continue to grow, the normal function of DNA will stop.</span>

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3 years ago

Humans and other animals regulate cell growth and cell division. In humans which of these types of cells generally do NOT divide

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Answer:

skin cells and muscles divide

Explanation: common sense cse we grow

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3 years ago

“What is the effect of molecule size on a molecule’s ability to diffuse across a semipermeable membrane?” If molecules are small

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They would not be able to fit into a semipermeable membrane it will just pass threw