Which factor causes the shape of a fatty acid to be straight?
O
A. The total number of carbon-to-hydrogen single bonds
O
B. The total number of carbon-to-carbon double bonds
O
C. Having only single bonds between carbon atoms
O
D. Having double bonds between atoms of carbon and oxygen
ASAP PL

What is any method of measuring the age of an object or event in years, such as using atomic half-life?

Which is an example of a vestigial structure? a: paw of a lionb: wing of a birdc: appendix of a humand: tail of a cat(i think it's a but i'm not sure)

Asample of digestive juice was removed from the stomach of a pig. the juice was placed in a test tube along with some grains of wheat. a second test tube was set up containing an equal number of wheat grains, with distilled water rather than digestive juice. the test tubes were kept for 8 hours at 40 degrees c. after 8 hours, the grains inside the digestive juice had broken into tiny particles. the grains of wheat, in the water, were wet but otherwise unchanged. what is the control group?