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Questions and Answers
What is the haploid number of chromosomes in humans?
What is the haploid number of chromosomes in humans?
- 46
- 32
- 69
- 23 (correct)
What are the matching pairs of diploid chromosomes called?
What are the matching pairs of diploid chromosomes called?
- Isogamous
- Analogous
- Homologous (correct)
- Heterozygous
Who proposed the chromosome theory?
Who proposed the chromosome theory?
- Walter Sutton and Theodor Boveri (correct)
- Charles Darwin
- Gregor Mendel
- Louis Pasteur
What are the rod-like structures located in the nucleus of a cell?
What are the rod-like structures located in the nucleus of a cell?
What determines the sex of an offspring?
What determines the sex of an offspring?
Flashcards
Haploid Number
Haploid Number
The number of unique chromosomes in a haploid cell. In humans, the haploid number is 23.
Homologous Chromosomes
Homologous Chromosomes
Matching pairs of chromosomes, one from each parent, containing the same genes in the same order.
Chromosome Theory
Chromosome Theory
The idea that chromosomes are responsible for inheritance and carry genetic information.
Chromosomes
Chromosomes
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Sex Chromosomes
Sex Chromosomes
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Study Notes
Chromosomes and Cell Division
- The haploid number of chromosomes in humans is 23.
- The matching pairs of diploid chromosomes are called homologous pairs.
- The chromosome theory was proposed by Walter Sutton and Theodor Boveri.
- Chromosomes are rod-like structures located in the nucleus of a cell.
- The sex of an offspring is determined by the presence of sex chromosomes (X and Y), which are part of the 23 pairs of chromosomes.
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