10 Questions
What is the name of the single cell from which the life of each sexually produced organism starts?
Zygote
What are the two types of cell division mentioned in the text?
Mitosis and Meiosis
How many phases are involved in the division of the nucleus during mitosis?
Four
In which phase of mitosis do chromosomes become visible and each chromosome has two chromatids attached at the centromere?
Prophase
What happens during metaphase of mitosis?
All chromosomes align in the center of the cell
What is the role of DNA in the transmission of hereditary information?
DNA is responsible for the transmission of hereditary information from one generation to the next.
How are chromosomes formed in the nucleus?
Proteins fold and pack DNA in the chromosome to form chromosomes.
Explain the composition of a nucleotide in DNA.
A nucleotide consists of a 5 carbon sugar (deoxyribose), a nitrogen-containing base, and a phosphate group.
How do nitrogenous bases pair up in a DNA molecule?
In a DNA molecule, adenine pairs with thymine, and guanine pairs with cytosine.
What determines the type of nucleotide in DNA?
The type of nucleotide is determined by the type of nitrogenous base it contains.
Test your knowledge on chromosomes, genetic information, and DNA in this quiz. Learn about the structure of chromosomes, the role of DNA in heredity, and the importance of genetic information transmission. Challenge yourself with questions on the fundamental aspects of genetics.
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