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grigory [225]
3 years ago
7

A nutrient medium that contains at least one ingredient that is not chemically definable would be termed ________.

Biology
1 answer:
natima [27]3 years ago
8 0

The correct answer is a. Complex

A complex or undefined medium is rich in nutrients, which contain water-soluble extracts of plant or animal tissue, a sugar, (often glucose is added to serve as the main carbon and energy source). The combination of extracts and sugar creates a medium which is rich in minerals and organic nutrients, but the exact composition is unknown.

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WORTH 15 PTS!!!!
postnew [5]
I believe the answer is C.
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3 years ago
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10. Lichens are among the first organisms to
lara [203]

Answer:

The correct option is H) these acids change the environment.

Explanation:

Soil can be described as the part of the environment where plants grow. In primary succession, life stars arising in an area which has no soil and only rocks, This is possible because lichens are the organisms which can grow on the rocks. Lichens secrete certain acids which break down these rocks and hence soil begins to form when these rocks break. This makes it possible for other plant species to grow on these lands.

8 0
3 years ago
An experiment is replicable if different scientists can do the experiment and get the same results. True or False?
Nadya [2.5K]

Answer:

True

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Because they can do the same ting and get the same result. Thus its replicable

3 0
2 years ago
A nonsurgical procedure in which manual manipulation of a displaced fracture moves bone ends into normal alignment is called a c
vovangra [49]

Answer:

a closed reduction procedure

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8 0
3 years ago
A segment of DNA shows bases in this order AGT CAC GCA, complete the corresponding DNA strand: TCA GTG?
GrogVix [38]

The answer is B: CGT


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The complementary triplet for GCA is CGT. So, for the DNA segment AGT CAC GCA, the complementary strand will be TCA GTG CGT:

Known strand:                  <span>AGT CAC GCA</span>

<span>Corresponding strand:      TCA GTG CGT</span>

4 0
3 years ago
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