You're building a uniform to protect workers from all types of nuclear radiation if you use material that blocks radiation near probably protect against the other two types.
a. gamma
b. half-life
c. beta
d. alpha

What is one function of the embedded proteins

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million