John is 60 years old and has been experiencing numbness in his hands for the past 3 months. his doctor suspects that john is not producing enough hydrochloric acid and intrinsic factor and encourages him to eat more foods containing vitamin b12. what is wrong with this suggestion?

Ascientist wants to determine the effect of a new type of gasoline. he fillsone car with normal gasoline and another identical car with the new gasoline.which is the control group? a. the new type of gasolineb. the car with the normal gasolinec. the car with the new gasolinethe amount of gasoline usedd. the amount of gasoline used

Astudent poured a solution of bromothymol blue indicator into three test tubes. then he placed an aquatic plant in two of the test tubes, as shown below. he placed a stopper on each test tube and placed them all in the dark for 24 hours. bromothymol blue turns from blue to yellow in the presence of co2

Why is it to call the calvin cycle the light independent reactions vs the dark reactions