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Kryger [21]
3 years ago
8

Which statement best describes a human influence on the biogeochemical cycles?

Biology
2 answers:
Reil [10]3 years ago
7 0
Perhaps the most significant factor that affects the biogeochemical cycles in the terms of human involvement is global warming, which disrupts natural cycles on various levels.
vovangra [49]3 years ago
7 0

The other answer is incorrect, despite being verified. The correct answer is A. increased eutrophication caused by high levels of nitrogen and phosphorous.

I took a quiz and got this question wrong because I listened to the verified answer.  

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A research laboratory uses a cancer cell line that has undergone thousands of cell cycle divisions in the laboratory without any
natta225 [31]
The answer is:  [B]:  "Very low levels of telomerase."
________________________________________________________

<span>     The cancer cell line is therefore likely to express <u>  very low levels of telomerase </u><u /> .
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5 0
3 years ago
a marine biologist dredges up a small animal from the bottom of the ocean. it is uniformly segmented, with short, stiff appendag
Elden [556K]

Given the characteristics mentioned in the question, the animal must be an annelid.

<h3>What is an annelid?</h3>

Annelids, (Phylum name annelida) segmented worms, characterized by having body cavities (or body coelom), mobile bristles (or setae), and bodies segmented by transverse rings. The body cavity is reduced in leeches, and the bristles are devoid of some specialized morphology, including leeches. An important phylum of invertebrates in the animal kingdom, Annelida, consists of more than 9,000 species divided into three classes: Sea worms (polychaetes) are divided into motile and sedentary or tube-dwelling forms. earthworms (Oligochaeta); and leeches (Hildinea). Annelids are coelomic and tridermal.

General characteristics of annelids are:

  1. They show organization at the organ system level.
  2. Your body is segmented.
  3. They breathe through their body surfaces.
  4. The kidney is an excretory organ. They have well-developed circulatory and digestive systems.
  5. Common names for more familiar annelids include earthworms, sandworms, annelids, bristleworms, and leeches.

To know more about annelid, visit:

brainly.com/question/11400463

#SPJ4

4 0
1 year ago
_____ stores chemical energy in just the right size for
Ratling [72]

Answer:

A. Glucose

Explanation:

Glucose stores chemical energy in just the right size for transport and uptake by cells.

8 0
3 years ago
Read 2 more answers
Why does food coloring take longer to diffuse in cold water than it does in hot water?
kodGreya [7K]
Warm water<span> has more energy than cold </span>water, which means that molecules in warm water<span> move </span>faster<span> than molecules in cold </span>water<span>. The </span>food coloring<span> you add to the </span>water<span> is pushed around by the </span>water<span> molecules.

</span>
5 0
3 years ago
Which finding would have disproved Virchow’s hypothesis?
Mariulka [41]

Answer:

The correct answer will be option-Cells can generate from nonliving matter.

Explanation:

Rudolf Virchow is known for modifying the cell theory proposed by the Schleiden and Schwann in 1839. He added to the existed theory and suggested that all living cell come from the pre-existed cells.

But this hypothesis was disproved after the Miller and Urey performed an experiment in 1953 and demonstrated that cells were originated from the non-living matter present in the atmosphere during primordial time.

This fact disproved the hypothesis of Virchow ans thus is the correct answer.

5 0
3 years ago
Read 2 more answers
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