Please, I need answer to these Multiple choice biology question.
Question
1How many SEX chromosomes are the human cell?Answer4 points
Question 2
Crossing overAnswerinvolves recombination between non-homologous chromosomesoccurs between adjacent tetradsoccurs only between members of a tetradinvolves recombination between sster chromatids4 points
Question 3
Mitosis results in ________ daughter cells and meiosis results in ______ daughter cells.Answer2, 44, 42, 24, 24 points
Question 4
During what phase of meisosis does croosing over occur?AnswerProphase IIMetaphase ITelophase IIInterphase I4 points
Question 5
In Mendel’s particulate theory of inheritance, we now call the “particles” _____.Answergeneschromosomesmitotic figuresplants4 points
Question 6
The offspring (phenotype) of an F1 crossed with a homozygous recessive woul beAnswerall dominant (G)all recessive (g)75% dominant (G), 25% recessive (g)50% dominant (G), 50% recessive (g)4 points
Question 7
Chargraff’s rule states that the amount of A, T, G, and C in DNAAnsweris the same from species to species, but the amount of A=T and G=Cvaries from species to species, but the amount of A=G and T=Cvaries from species to species, but the amount of A=T and G=Cis the same from species to species, but the amount of A=G and T=C4 points
Question 8
How many nucleotide bases make up a code for a single amino acid?Answer2it varies with the amino acid344 points
Question 9
What is the term given for the three nucleotide bases on a transfer RNA molecule?AnswermRNAribosomeanticodoncodon4 points
Question 10
Which of the following most increasees the changes of a spontaneous abortion?Answeramniocentesischorionic villous samplingseparating fetal cells from a maternal blood samplekaryotyping4 points
Question 11
The inactive X chromosome in females becomes a(n)AnswerY chromosomeBarr bodyAndrus bodyPolar body4 points
Question 12
If a woman who suffers from the sex-linked recessive disorder hemophilia marries a man who does not, what are the chances that her children… Attachments: Quiz-Question….docx
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