In the absence of recombination, sister chromatids have the following features EXCEPT for: O they have different alleles of the same gene they will separate at anaphase of mitosis O they are identical to each other O they are attached to each other following genome duplication O they have all of these features

In the absence of recombination, sister chromatids have the following features EXCEPT for: O they have different alleles of the same gene they will separate at anaphase of mitosis O they are identical to each other O they are attached to each other following genome duplication O they have all of these features

Name: 5 In the absence of recombination, sister chromatids have the followin
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Description: 5 In the absence of recombination, sister chromatids have the following features EXCEPT for:O they have different alleles of the same genethey will separate at anaphase of mitosisO they are identical to each otherO they are attached to each other fol

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter11: How Cells Reproduce

Section: Chapter Questions

Problem 3SA

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For each of the terms in the left column, choose thebest matching phrase in the right column.a. reciprocal translocation 1. lacking one or morechromosomes or having oneor more extra chromosomesb. gynandromorph 2. movement of short DNAelementsc. pericentric 3. having more than two completesets of chromosomesd. paracentric 4. exact exchange of parts of twononhomologous chromosomese. euploids 5. excluding the centromeref. polyploidy 6. including the centromereg. transposition 7. having complete sets ofchromosomesh. aneuploids 8. mosaic combination of maleand female tissue
in the experiment of following chromosomal dna mvement througgh meiosis, why. do you use non-sister chromatids to demobstrate crossing over? what combinatiobns of alleles could result from a crossover between BD and bd chromosomes? Identify two ways that meiosis contributes to genetic recombination. Why is it necessary to reduce the number of chromosomes in gametes, but not in other cell?
Which of the following statements applies to non-sister chromatids? they are genetically identical they segregate from each other at anaphase of mitosis they contain the same genes in the same order but may have different alleles they are attached to each other at the centromere
Homologous chromosomes are separated from each other during: A) Metaphase II B) Prophase I C) Anaphase II D) Anaphase I E) Metaphase I
Which of the following is not true in regard to crossover? a. Spindle microtubules guide the transfer of DNA across the synaptonemal complex. b. Nonsister chromatids exchange genetic material. c. Chiasmata are formed. d. Recombination nodules mark the crossover point.
The chromosome count of a cell at the beginning of prophase I is 12. What is the centromere count in a gamete belonging to the same organism? A. 48 B. 24 C. 6 D. 12 E. None of the answers are correct
In this image of the human karyotype: A. The sister chromatids have separated B. There are 46 pairs of chromosomes C. The DNA has already been replicated D. There are 23 pairs of autosomes E. None are true.
The figure above shows a metaphase in which one chromosome is only connected to the spindle by a single kinetochore, thus the sister chromatids may not separate correctly during anaphase. which of the following statement/s is/are correct;
Crossing over usually contributes to genetic variation by exchanging chromosomal segments between: A. nonhomologous loci of the genome (E) autosomes and sex chromosomes. B. chromatids of nonhomologous chromosomes C. non-sister chromatids of homologous chromosomes D. sister chromatids of a chromosome E. polyploid chromosomes
___________ chromosome aneuploidy is usually welltolerated because only one X chromosomeremains active and because the Y chromosomehas few genes
Which of the following statement(s) regarding homologous chromosomes is (are) true? CHOOSE ALL THAT APPLY Homolgues contain the same genes but their order on the chromosome differs In each tetraploid cell, there are two homologous chromosomes Homologous pairs exist in haploid cells. Homolgues contain the same genes but might contain different alleles Homologues become physically connected (pair up) during prophase I
In a diploid cell, two homologous chromosomes are: A) similar , but from two different species B) mirror images of each other C) similar, but from two different people D) identical to each other E) copies of each other