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Vikki [24]
3 years ago
10

According to the article,what valid claim came from the national research council?

Biology
2 answers:
zalisa [80]3 years ago
8 0
Answer: There is no link between fluoride exposure and increased cancer risk in humans.
tatuchka [14]3 years ago
7 0

Answer: There is no association between fluoride exposure and increased cancer risk in humans

Explanation: on edg.2020

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Dmitriy789 [7]

When a stem cell divides, each new cell can either stay a stem cell or become a specialized cell, such as a muscle cell, a red blood cell, or a brain cell.

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3 years ago
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Human beings have described many of the animals they have encountered on earth. Roughly what portion of the animals that have be
zloy xaker [14]

Answer:

Eighty percent

Explanation:

  • Insects have jointed legs, segmented bodies and exoskeletons.
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  • Insects belong to the class of phylum Arthropoda
3 0
3 years ago
A coyote has 78 chromosomes in its nucleus. What are the diploid and Haploid numbers of the coyote?
shtirl [24]

Answer:

I believe that the answer would be 39 and 78

5 0
3 years ago
BRAINLIESTTT ASAP!! PLEASE HELP ME :)<br><br> What questions can be answered by science?
Romashka [77]

Some questions that can be answered by <em>Science</em> is:

-Is it possible to give nature and have shelter on other planets?

-What caused the global-warming?

-How can plane's fly?

4 0
3 years ago
What is the concentration of a suspension that grew 89 colonies on a plate with a dilution of 1:100?
mafiozo [28]

Answer:

8900 CFU/mL

Explanation:

Colony Forming Units (CFU) is a value that indicates the degree of microbiological contamination of an environment. It expresses the relative number of microorganisms of a given taxon in a volume of one cubic meter of water.

UFC is the minimum number of separable cells on the surface, or inside, of a semi-solid agar medium that results in the development of a visible colony of the order of tens of millions of descending cells. The CFUs can be pairs, chains or clusters, as well as individual cells. Colony forming unit.

Calculation

Colonies * Dilution = CFU/mL

89          *  (100/ 1 mL) = CFU/mL

8900 CFU/mL

3 0
3 years ago
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