20. The author’s main purpose is to a. persuade readers to develop larger social circles.

b. discuss the positive and negative aspects of social networks.

c. entertain with accounts of the many ways social networks affect people.

d. warn readers of the pressures that can be caused by loved ones.

At the complete end of cellular respiration, how many molecules of atp are produced?               a.  15    b.  26    c.  38    d.  34 

What is the process of pulling apart an n2 molecule nevermind i got it

What evidence did mendel find that supported his law of independent assortment? a. some traits are controlled by several different genes. b. a trait can be passed on from a parent to an offspring. c. most traits have a dominant form and a recessive form. d. different traits are passed on independently of each other.