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Vanyuwa [196]
3 years ago
7

What's the importance of radioactive isotopes in determining the age of earth?

Biology
1 answer:
PilotLPTM [1.2K]3 years ago
5 0
Thye can find ages or how long is been there for rocks
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The Aromatic hydrocarbon is the most common in nature.
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Which of the following occurs during mitosis but
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B) The chromatids of each chromosome are separated.

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The cell will undergo osmotic lysis. 3. The cell will plasmolyze.

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In the system developed by Carolus Linnaeus (1707-1778), a classification of organisms consisting of related classes is a:
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C. phylum

Explanation:

According to the Carolus LInnaeus (1707-1778), He identified the system of classification of organisms into seven taxa which includes: Kingdom, Phylum, Class, Order, Family, Genus, species.

Kingdom:

The highest category into which organisms are classified and in which the whole of nature could fit.

Phylum:

A category used in the classification that consists of one or several similar or  closely related classes.  It is known as PHYLUM in classification of animal species and DIVISION in plant species.  

Class:

One or several similar or closely related orders.  Similar classes are said to be grouped  into PHYLUM.

Order:

One or several similar or closely related families.  Similar orders form a  

CLASS.

Family:

One or several similar or closely related genera.  Similar families are grouped  into an ORDER.

Genus (pl. genera):

A number of similar or closely related species. Similar genera are  grouped into a FAMILY.

Species:

A group of similar individuals that can breed and produce fertile offspring.  

Similar and related species are grouped into a GENUS.

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3 years ago
A farmer is harvesting this seasons strawberries to be sold. The farmer
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Answer:

C

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We can rule out B and A easily as to pretty clear facts. C and D are the only ones left. Genetic variation (D) is not going to take place as there is no specific need for DNA variation.

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