Biologie Quiz 9 | Premium oder Selbstvorbereiter Paket

///Biologie Quiz 9 | Premium oder Selbstvorbereiter Paket

Biologie Quiz 9 | Premium oder Selbstvorbereiter Paket

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Which of the following terms best describes when the phenotype of the heterozygote differs from the phenotypes of both homozygotes?
A woman has six sons. The chance that her next child will be a daughter is
A relationship between A and B alleles for the ABO blood group is
Which blood types can be found in the children whose both parents have 0 blood groups?
Crossing-over is
A linkage group is
The human X and Y chromosomes
What is the chromosomal system for determining sex in mammals?
What is the chromosomal system for sex determination in birds?
What is the chromosomal system of sex determination in most species of ants and bees?
Red-green color blindness is a sex-linked recessive trait in humans. Two people with normal color vision have a color-blind son. What are the genotypes of the parents?
Males are more often affected by sex-linked traits than females because
A Barr body is normally found in the nucleus of which kind of human cell?
Which of the following statements is true?
New combinations of linked genes are due to which of the following?
The frequency of crossing over between any two linked genes will be which of the following?
Mutations
Loss of one nucleotide in a DNA molecule has generally
An ideal procedure for fetal testing in humans would have which of the following features?

 
A cell that has 2n + 1 chromosomes is
Women with Turner syndrome have a genotype characterized as which of the following?
The frequency of Down syndrome in the human population is most closely correlated with which of the following?