BSC2011L quiz 2

What types of genes are typically activated during determination?

regulatory genes

The control of transcription of DNA and translocation of mRNA is most accurately described as ___.

control of gene expression

What type of data is analyzed using a chi-squared ( χ2 ) test?

counts

The allele for white hair in mice is autosomal recessive (b), while the allele for black hair is autosomal dominant (B). A white, female mouse mates with a black, male mouse. If the offspring are half black and half white, what are the possible genotypes for the black, male mouse?

Bb only

What is the difference between an allele and a gene (locus)?

an allele is a particular version of a gene

The allele for white hair in mice is autosomal recessive (b), while the allele for black hair is autosomal dominant (B). A white, female mouse mates with a black, male mouse. What are the possible genotypes for the white, female mouse?

bb only

A cell in the nervous system of a late stage fetus is ___.

determined and differentiated

A cell in an embryo that still resembles the original cells of that embryo but will eventually form the spinal cord is ___.

determined only

What does the law of segregation state?

only one allele per locus is present in each gamete

The production of a new structure, following the removal of an existing structure, in an adult animal is known as ___.

regeneration