If we were to look up in the night sky tonight and see one of the stars from the Big Dipper constellation explode into a supernova, when did it ACTUALLY happen? A. In real time, right that second
B. 1 month ago
C. 80 years ago
D. 1 thousand years ago

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

What does it mean for an allele to be dominant?

Slow down transpiration by the stomata question 9 options: a guard cells; closing b chloroplasts; closing c guard cells; opening d chloroplasts; opening