A diploid fruit fly has eight chromosomes. Which of the followingterms should not be used to describe a fruit fly with four sets ofchromosomes?A. PolyploidB. AneuploidC. EuploidD. TetraploidE. 4n
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A diploid fruit fly has eight chromosomes. Which of the following
terms should not be used to describe a fruit fly with four sets of
chromosomes?
A. Polyploid
B. Aneuploid
C. Euploid
D. Tetraploid
E. 4n
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- A diploid fruit fly has 8 chromosomes. Which of the following terms should not be used to describe a fruit fly with four sets of chromosomes?A. Polyploid B. Aneuploid C. Euploid D. Tetraploid E. 4nWhat cellular process is responsible for genetic recombination? a. The independent alignment of homologous pairs during meiosis I b. Separation of the homologues in meiosis I c. Separation of the chromatids during meiosis II d. Crossing over between homologuesWhich of the following can occur by the process of meiosis but not mitosis? A. Haploid cells fuse to form diploid cells B. Diploid cells form haploid cells C. A diploid cell combines with a haploid cell D. Haploid cells multiply into more haploid cells
- A diploid fruitfy has 8 chromosomes. How many total chromosomes would be found in a monoploid fly?When do homologous chromosomes pair? Select all that apply. A.) During meiosis I B.) During meiosis II C.) During mitosis D.) During interphase before meiosis E.) During interphase between meiosis I and meiosis IIWhat creates polyploid plants in the wild? A) Complete meiotic nondisjunction B) Complete mitotic nondisjunction in a stem of the plant C) Crossovers involving a chromosome with a large inversion D) colchicine
- The diagram below shows a cell during Meiosis II: a) What phase of Meiosis II is the cell in? How do you know? b) Assuming all of the chromosomes present during Meiosis II are shown in the figure above, how many chromosomes (counting homologous pairs as two chromosomes) does a gamete from this organism have? c) Draw the same cell during the same phase of Meiosis I. Label the elementsExamine why sex chromosome aneuploidy is morecommon than autosome aneuploidy.Humans have 23 chromosomes per set. A person with 45 chromosomescan be described as beinga. euploid.b. aneuploid. c. monoploid.d. trisomic.
- What is the fundamental difference between mitosis and meiosis? A. DNA is replicated twice in meiosis, but only once in mitosis. B. The number of DNA molecules per cell nucleus is cut in half in meiosis but remains constant in mitosis. C. The number of chromosomes doubles in meiosis, whereas it stays the same in mitosis. D. Mitosis involves two cell divisions, whereas meiosis only involves one.In comparing somatic cells and gametes, somatic cells are a. diploid with half the number of chromosomes. b. haploid with half the number of chromosomes. c. diploid with twice the number of chromosomes. d. haploid with twice the number of chromosomes.Compare an autotetraploid and an allotetraploid to each other with respect to the characteristics listed below. Answer auto, allo, both or neither for each statement. a) Balanced and unbalanced gametes can form.b) Contains 4 homologous copies of every chromosome.c) Originated from 2 different ancestral diploid species.d) Fully fertile.