What type of selection might occur in a population of beetles after a new predator is introduced into an ecosystem? a. gradualism c. convergent b. punctuated equilibrium d. adaptive radiation

Jewelweed, a flowering plant, has seed pods that burst open when touched and forcefully eject their seeds. these structures are favorable because they a. can cause genetic changes to occur. b. prevent germination within the seed pod. c. aid in the dispersal of the species. d. attract insects that aid in pollination.

How many moles are equivalent to 55.5g of nano3

What is avogadro’s number, and why is it useful