The genetic material of prokaryotic cells is contained in
A - VCE - SSCE Biology - Question 4 - 2012 - Paper 1
Question 4
The genetic material of prokaryotic cells is contained in
A. a circular chromosome and many small plasmids.
B. a haploid number of threadlike chromosomes.
C. a diplo... show full transcript
Worked Solution & Example Answer:The genetic material of prokaryotic cells is contained in
A - VCE - SSCE Biology - Question 4 - 2012 - Paper 1
Step 1
a circular chromosome and many small plasmids.
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Answer
In prokaryotic cells, the genetic material typically consists of a single circular chromosome located in the nucleoid region of the cell. Additionally, prokaryotes often contain small circular DNA molecules known as plasmids, which can carry genes that confer advantageous traits, such as antibiotic resistance.
Step 2
a haploid number of threadlike chromosomes.
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Answer
Prokaryotic cells are generally haploid, meaning they have one complete set of chromosomes. However, the chromosomes are usually not threadlike but instead circular.
Step 3
a diploid number of circular plasmids.
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Answer
Prokaryotic cells typically do not have a diploid number of chromosomes or plasmids; they are usually haploid with one main circular chromosome and may contain multiple plasmids.
Step 4
many circular chromosomes.
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Answer
Prokaryotic cells usually have one circular chromosome rather than multiple circular chromosomes. The presence of multiple circular structures is characteristic of plasmids, not chromosomes.