Answer:
Ben - Y Xc
Jen - XCXC
Violet - XCXc
Seraphina - XCXc
Samuel- Y Xc
Explanation:
Given -
Ben has a cleft chin
Let the allele for cleft chin be "c"
and the allele for normal chin be "C"
When Ben with cleft chin mates with wife Jennifer Garner having normal chin, then the two girl child do not have cleft chin but the boy has cleft chin.
This means that the allele C could be X -linked and the mother is not the carrier but the father is
The genotype of father Ben would be Y Xc
Genotype of mother would be XCXC
Genotype of two daughters XCXc , XCXc which means they are carrier for the next generation
Genotype of Boy - Y Xc
the amount of matters refers to the mass
Answer:
it's usually because they have no predators or very little
Explanation:
Having no predators means a lot of growth for the organism. this can easily lead to extinction of other organism