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mrs_skeptik [129]
3 years ago
11

Which of the following is true of microbes?A. Ninety-nine percent of all microbes are pathogenic.B. Gene expression in bacteria

is very similar to gene expression in humans, which facilitates the use of bacteria in recombinant biotechnology and gene therapy.C. All bacterial enzymes are harmful to humans and the environment.D. Microbes create pollutants and toxins that harm the environment.
Biology
2 answers:
serious [3.7K]3 years ago
6 0
B. Gene expression is in them is similar to us but facilitates the use of bacteria in recombiant biotechnology and gene therapy.
We human have eukaryotic cells which have a devoloped nucleas whereas small bacteria have prokaryotic cells with no definite nucleus using more biotechnology. Other all are not true.
Tamiku [17]3 years ago
3 0

The correct answer is B.

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Explain how the work of the following folks contributed to the development of the Theory of Natural Selection
EleoNora [17]

Thomas Malthus was economist who proposed that human populations grow faster than the resources they depend on which becomes limiting factor for them, causing the increase of populations but also increase of famine and diseases. As a consequence, the weakest members die. Darwin linked this with the “survival of the fittest" (naturals elections favors the best suited for reproduction and survival).

Georges Cuvier was anti-evolutionist and religious man, but he did have influence on Darwin theory of evolution (natural selection). He was against linear system of classification so, his believes that there is more than one lineage for species helped Darwin shaped his theory.

Charles Lyell geologists who believed that geologic processes that were at the beginning of time were the same ones that were happening at the current time (processes work the same way through time). He explained that slow changes built up over time, so Darwin linked that with the way that life on Earth changes. (small adaptations that accumulated over long periods of time change a species).

3 0
3 years ago
In which phase of the cell cycle does the cell spend the least amount of time
Mrrafil [7]

Answer:

anaphase

Explanation: The third phase is anaphase. This phase only takes about 0.8 percent of the cell cycle to complete, which is the shortest time required out of all the phases. During anaphase the sister chromatids, or the two identical parts of a chromosome, are pulled apart to opposite ends of the cell by the spindle fibers.

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3 years ago
A student creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two smal
Natali5045456 [20]
Well, the snails probably can't live in water, so what they needed was oxygen. 
well it's not A, not C and not D.
The answer is most likely B
4 0
3 years ago
Read 2 more answers
which of the following Is not a cell activity powered by energy produced through cellular respiration? 1. Division 2. Growth 3.
Zarrin [17]

Of the options listed, we can confirm that passive transport is not a cellular activity that is powered by the energy received through cellular respiration.

Cellular respiration is a process that produces much of the energy needed and used by a cell. The production of this energy is in the form of a molecule known as ATP. This ATP molecule is responsible for powering the growth of cells by acting as the substrate for most of the metabolic reactions present, as well as powering cellular division and repair.

The only option listed that is not powered by the use of ATP generated through cellular respiration, <em><u>or any other energy-generating method</u></em>, is passive transport. In order to move substances in and out of a cell, transport methods are used. These methods can be:

  1. Active transports
  2. Passive transports

Active and passive transports differ in one specific way. Passive transports do not consume energy, whereas active transports do. Therefore, since passive transports use chemical gradients which are natural processes that<u> do not use </u><u>energy</u><u>,</u> it will have no need for the ATP of the cell, and therefore the <u>correct answer</u> is "<em><u>4. Passive Transport</u></em>"

To learn more visit:

brainly.com/question/1619908?referrer=searchResults

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Organisms that have very different taxonomies (e.g. are from different families) but look very similar represent an example of
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It’s making sure it really do able so it can counts to others to make it
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