Podcast
Questions and Answers
What is the basic physical and functional unit of heredity?
What is the basic physical and functional unit of heredity?
- Nucleotide
- DNA
- Gene (correct)
- Chromosome
How many chromosomes are present in a typical human somatic cell?
How many chromosomes are present in a typical human somatic cell?
- 92
- 23
- 46 (correct)
- 12
Which of the following molecules is NOT a type of nucleotide found in DNA?
Which of the following molecules is NOT a type of nucleotide found in DNA?
- Thymine
- Adenine
- Cytosine
- Uracil (correct)
During reproduction, how are chromosomes passed down to offspring?
During reproduction, how are chromosomes passed down to offspring?
In what location are chromosomes found within a cell?
In what location are chromosomes found within a cell?
Flashcards
Gene
Gene
The basic unit of heredity, occurring in pairs, one from each parent.
Chromosome
Chromosome
A structure in the cell nucleus containing DNA and proteins, appearing distinct during cell division.
Somatic cell
Somatic cell
A body cell with 23 chromosome pairs.
Sex cell
Sex cell
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Nucleotide
Nucleotide
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