26. A sporophyte individual A) has homologous chromosomes and is produced by sexual reproduction B) has only haploid cells and produces spores has only cells that are haploid grows from a cell that is produced by meiosis E) produces sperm or egg cells meiosis ganel Spores Me
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- A common feature of reproduction in Amoeba, spirogyra and yeast is that –a) Asexual reproduction occurs after sexual reproductionb) Asexual reproduction occurs before sexual reproductionc) Asexual reproduction does not involve gametesd) Asexual reproduction involves only one parent8) The diagram below represents a yeast cell that is in the process of budding, a form of asexual reproduction. Nucleus -Bud "Nucleus Which of the following statements describes the outcome of this process? A) The two cells that result will each contain half the species number of chromosomes. B) The two cells that result will have identical DNA. C) The bud will develop into a zygote. D) The bud will start to divide by the process of meiotic cell division.A common feature of reproduction in Amoeba, spirogyra and yeast is that –a) They reproduce only sexuallyb) They are all unicellularc) they reproduce asexually d) They are all multicellular
- Genetic Recombination during meiosis creates species a) mutation b) variety c) tension d) cytokinesis _within a particularEukaryotic cells undergo mitosis, which produces two identical daughter cells. These cells are identical to each other and to the original parent cell. From the options below, select ALL of the reasons why a eukaryotic cell undergoes mitosis and the cell cycle. A) asexual reproduction B) growth of the organism C) repair of damaged cells D) replacement of lost cells E) production of gametes for sexual reproduction not gradednew flu strains can arise by a) meiosis b) viral reassortment c) mitosis d) binary fission
- ne Genetics EI Multiple Choice and Short Answer 1. Gregor Mendel developed some basic principles of heredity by A))crossing pea plants * B) cutting off the tails of mice ¥C) breeding fruit flies D) culturing bacteria in a laboratory 2. Hereditary information for traits is located in A) genes found on chromosomes aB) chromosomes found on genes s C) the mitochondria of gametes as D) the lysosomes in the ytoplasm (A ide genesA researcher is studying the cytology of an organism with endopolyploidy. What will she expect to see? A) Most cell types will be diploid, but one cell type will contain extra copies of all the chromosomes. O B) Aneuploid cells will occasionally arise, but will be quickly eradicated. C) Most cell types will be euploid, but some will be aneuploid. D) All cell types will be polyploid, but the number of copies will vary.How many sets of chromosome do each of the following types of cell have? a) Diploid cell b) Haploid cell c). polyploid cell d) Gametes
- ir of chromosomesWhich sentence does not describe a way in which genetic variation increases during meiosis? A) Random segregation of homologous chromosomes during metaphase/anaphase I. B) Random mutation of the genetic code during DNA replication. C) Random segregation of chromatids during metaphase/anaphase II. D) Crossing-over of homologous chromosomes, to exchange parts of their arms. 2. Choose the correct word to describe the physical, biochemical and behavioural characteristics of an individual, caused by how their genes interact with the environment? A) Morphology B) Genotype C) Physiology D) Phenotype 3. 0000 A) 25 % B) 50% C) 75 % D) 100 % 0000 Two individuals who are heterozygous for gene Y have a child. What is the probability that their child will be heterozygous for the gene? 0000Which of the following is TRUE about gametes? a) undergo meiosis b) formed by mitosis c) always have 23 chromosomes d) fuse to form a diploid zygote In the ___ phase of the cycle, the cell grows, carries out basic functions, and may enter a non-dividing Go phase. Which of the following is FALSE about DNA replication? a) replication occurs at multiple points simultaneously b) nucleotides are added in the 5' to 3' direction only c) energy is required for replication d) replication is 100% accurate Meiosis results in the generation of _____ haploid cells.