Butter is solid at room temperature because * 0 it has gone through a hydrogenation process.
Othey have double bonds in the hydrocarbon tails.
there are fewer hydrogens attached to the carbons.
there are more hydrogens attached to the carbons.

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

Drag each label to the correct location on the table. each label can be used more than once. decide whether each statement describes saturated fat, unsaturated fat, or both saturated and unsaturated fats.

Match the description of each organism to the appropriate category