18 Questions
What is the process of splitting a cell into 4 sex cells called?
Meiosis
Which phase of Meiosis I involves the homologous chromosomes pairing up?
Prophase I
How many chromosomes do humans have in each somatic cell?
46 chromosomes
What do genes code for in most cases?
Proteins
Which term refers to the physical appearance of a person, such as eye color or hair color?
Phenotypes
What is the term for the whole set of chromosomes in an organism?
Karyotypes
What is the primary function of the DNA molecule?
To store and transmit genetic information
Which of the following is NOT a component of the DNA molecule?
Amino acids
During DNA replication, which of the following processes occurs to ensure the accurate copying of genetic information?
Complementary base pairing
Which of the following is the smallest unit of heredity that can be passed on from parents to offspring?
Gene
What is the role of the nucleotides in the DNA molecule?
To store and transmit genetic information
What is the relationship between DNA and genes?
DNA is the entire set of genetic instructions, and genes are the parts of DNA that carry the instructions for specific traits
What is the primary difference between mitosis and meiosis?
All of the above.
During which phase of the cell cycle does DNA replication occur?
S Phase
What is the primary function of spindle fibers during cell division?
All of the above.
What is the difference between a chromosome and a chromatid?
A chromosome is a pair of sister chromatids held together by a centromere.
Which of the following is not a phase of the cell cycle?
Replication Phase
What is the primary function of ribosomes in the cell?
Protein synthesis
Learn about the key stages of meiosis, including prophase, metaphase, anaphase, and telophase, and how they lead to the formation of four haploid cells. Discover how chromosomes condense, align, separate, and result in cells with a single set of chromosomes.
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