When exogenous dna is used to make insulin, which type of cell produces the insulin?
a. fungal cell
b. protist cell
c. bacterial cell
d. prokaryotic cell

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

In which of the following relationships is one organism always benefited while the other organism is always harmed

Color blindedness is a sex-linked trait. if we could see the pedigree chart for several more generations of the family illustrated here, we would expect a) more males to be color blind. eliminate b) more females to be color blind. c) no females to ever be color blind. d) an equal number of males and females that are color blind.