What is earth's motion around the sun in a path called?

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above

Ascientific idea becomes valid when it is what?

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