__________ can lead to an abnormal number of chromosomes in daughter cells. Mito
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Question
__________ can lead to an abnormal number of chromosomes in daughter cells. Mitosis nondisjunction disjunction either b or c. meiosis Reproduction in prokaryotes is achieved by sex fusion meiosis mitosis fission In the DNA double helix, the bonds between the sugar and phosphate backbones are ________ bonds and those between the nucleotides are _______ bonds disulfide, hydrogen hydrogen, covalent. hydrogen, ionic covalent, hydrogen ionic, covalent A chromosome _______ reverses the order of genes on part of the chromosome deletion inversion duplication compounding transition Individuals with mutations at a gene called PROP1 have combined pituitary hormone deficiency, which include a broad range of symptoms including impotence, short stature, digestive problems, and little interest in their surroundings. This is an example of what phenomenon? Epistasis pleiotropy dominance inbreeding Short Answer: write in the best answer ON ONE LINE ON THE BUBBLE SHEET ______ organisms have complete sets of chromosomes. Given the cross in humans, what is the probability of producing an male? What is the main difference between chromosome maps and cytological maps?Explanation / Answer
Answer:
11. (b) Non disjunction
This results because meiosis did not occur properly in one of the parents and a gamete has an abnormal number of chromosomes. This error is called nondisjunction.
12. (e) Fission
Reproduction in bacteria is through binary fission.
13. (d) Covalent and Hydrogen
14. (b) Inversion
An inversion is a part of a chromosome that is broken and reinserted upside down.
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