What is the per capita growth rate of a population of 250, with 50 births and 80 deaths in a year?

Which of these statements are true about scientific theories and hypothesis

Freckles are a dominant trait in humans. both of the girls have the genotype ff for freckles. if either one marries a man with no freckles, what are the chances that their children will have freckles?

The dense layer of connective tissue that surrounds an entire skeletal muscle is the