Which of the following can be used to compare the amount of radioactivity labels dna in two or more samples a. digital balance
b. scintillation counter
c. water bath
d. petri dish

The buildup of sediments where a river empties into a slow-moving or nonmoving body of water is known as a/an

Which of the following is an example of competition that could be found in a forest? question 14 options: deer eat berries and their droppings seed new areas creating more berry bushes two fox populations utilize the same rabbit population as their main food source two hawk populations utilize the same scorpion population as their main food source lack of sunlight due to changes in the seasons restricts the growth of certain plants

The green colored pigment in chloroplasts is? a. nitrogen b. chlorophyll c. chlorophorm d. chlorofloromethane