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The 23rd pair of chromosomes are the sex chromosomes. In female humans, both sex chromosomes are homologous, and characterized as XX. In male humans, one sex chromosome is an X chromosome and the other is a much smaller, nonhomologous Y chromosome, and is characterized as XY.
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The two chromosomes in each matching pair in a karyotype are?
The two chromosomes in each matching pair in a karyotype are homologous chromosomes. These homologous chromosomes carry genes for the same traits at the same loci. One chromosome in the pair is inherited from the mother and the other from the father.
What is a pair of similar chromosomes with the same genes in the same locations?
A pair of similar chromosomes with the same genes in the same locations is known as homologous chromosomes. Homologous chromosomes are inherited from each parent and play a crucial role in genetic variation and inheritance.
Does homologous pair contain 2 chromosomes or the 4 chromatids after doubling?
A homologous pair contains 2 chromosomes, each with 2 chromatids after duplicating in preparation for cell division. This results in 4 chromatids in total for the homologous pair.
What are look-alike chromosomes that are identical in structure with another member of the pair?
Homologous chromosomes
What structures are formed when homologous chromosomes pair off?
nothing
Is it true that in humans the are 23 pairs of matching homologous chromosomes called autosomes?
No, 22 pairs of chromosomes are autosomes. The last, or 23rd, pair are sex chromosomes.
The two chromosomes in each matching pair in a karyotype are?
The two chromosomes in each matching pair in a karyotype are homologous chromosomes. These homologous chromosomes carry genes for the same traits at the same loci. One chromosome in the pair is inherited from the mother and the other from the father.
What Is the failure of a pair of a homologous chromosomes?
The failure of a pair of homologous chromosomes to separate properly during cell division is called non-disjunction. This can result in an incorrect distribution of chromosomes into daughter cells, leading to cells with an abnormal chromosome number (aneuploidy). Non-disjunction can result in conditions like Down syndrome.
What is a pair of corresponding chromosomes called?
A pair of corresponding chromosomes is called homologous chromosomes. They are similar in size and carry genes that control the same traits. One chromosome in the pair is inherited from each parent.
Are homozygous and homologous the same?
No, homozygous and homologous are not the same. Homozygous refers to an individual having two of the same allele for a particular gene, while homologous refers to chromosomes that are similar in size, shape, and genetic content.
What is another word for matching chromosomes?
Homologous is the word used to describe matching chromosomes, with a homolog being a pair of homologous chromosomes.
What pair of chromosomes is not homologous in a normal male karyotype?
The pair of sex chromosomes (X and Y) is not homologous in a normal male karyotype. Males have one X and one Y chromosome, while females have two X chromosomes.
How many chromosomes are in a homologous pair?
in a homologous chromosome there are two chromosomes ( a chromosome and a sister chromosome)
What are the homologous chromosomes and where does the an individual receive homologous chromosomes from?
Homologous chromosomes are pairs of chromosomes that contain the same genes in the same order but may have different alleles. One chromosome in each homologous pair is inherited from the individual's mother and the other from the father. During sexual reproduction, one set of homologous chromosomes is contributed by each parent to form the offspring's unique genetic makeup.
Word describing the two chromosomes in a pair that have genes that code for the same traits?
Homologous chromosomes carry genes for the same traits at corresponding loci. They are similar in size and shape and are inherited from each parent.
What is the cell with a pair of homologous chromosomes?
we call it diploid
Do homologous chromosomes pair in mitosis?
Homologous chromosomes do not pair in mitosis. Mitosis is the process of cell division where a cell duplicates its DNA and splits into two identical daughter cells, so the homologous chromosomes do not need to pair up like they do in meiosis.
