Why do many scientists work in groups?
a. to generate new ideas
c. because it is too expensive to work on their own
b. to make sure that the work is accurate
d. so there is always someone in lab to monitor experiments

Howdy howdy!

I'd say its A.!

Hope you have a grrreat day~!

b. because u cant count on just one person to say something is as is you have t many others get the same thing as hem and it has to e accurate

answer; ///i believe the correct answer is (aids) acquired immune deficiency syndrome;

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.