If both a mother and a father carry a dominant gene for dark eyes and a recessive gene for light eyes (bb), what is the likelihood that their offspring will have dark eyes?
a) 1 in 4
b) 2 in 3
c) 3 in 4
d) 4 in 4

Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.

Which of the following is an effect of the uneven heating of the earth by the sun? a sea breeze a land breeze a convection current all of the above

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.