Fur color in cats is controlled by an autosomal gene that can occur
dominant form, (B), or the recessive form. (b). The length of the cats Tur
controlled by another autosomal gene that occurs in the dominant form, ), O
the recessive form, (s). The table below shows the traits for these allele codes.
Gene
b
Trait
black fur
white fur
short-haired fur
long-haired fur
The following genotypes were found in a male cat and a female cat.
nale cat.
.
Bb$s (male)
bbSS(female).
Describe the phenotypes of the parents.

What are the expected phenotypes of the offspring of this cross?

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

Which of the following are not included as modern mammals that evolved during the eocene epoch? primates artiodactyls perissodactyls none of the above

Why do some dna fragments move farther than others during gel electrophoresis? a. because their shapes are different b. because they are different types of molecules c. because the samples are different colors d. because their masses are different