Match each of the following muscles with its correct description. a. sternohyoid
b. hyoglossus
c. frontalis
d. mentalis

1. originates on the sternum and clavicle
2. classified as an infrahyoid muscle
3. consists of two bellies
4. elevates and protrudes lower lip

Mario performed an experiment to determine if photosynthesis was affected by the amount of light that a plant received. what could he have done to increase the validity of his data? reduce the number of plants. remove the 1 hour group. add a 0 hours control. measure the oxygen in liters

Which class of organic compounds makes up the channels and pumps that move materials from one side of the cell membrane to the other? a.) carbohydrates b.) lipids c.) proteins d.) nucleic acids

Identify the examples in which sam interacts only with natural resources