The flat structure of a leaf blade enables its function as a photosynthetic organ by
a. decreasing the loss of oxygen into the atmosphere.
b. increasing the absorption of nutrients from soil.
c. protecting the rest of the plant from water loss due to evaporation.
d. exposing a greater surface area to capture energy from sunlight.

2. cheryl hears a new song on the radio every day during the week on her commute to work. surprisingly, when the song comes on at a party on saturday night, she knows most of the words without trying. describe the three ways that we use cognition to learn without reinforcement. which type of cognitive learning without reinforcement best explains how cheryl knew the song lyrics? explain your answer.

We all have different forms of genes from our parent(s).what are these different forms called? a.alleles b.characters c.dna d.resources

An uncomfortable feeling in the ears when descending in an airplane is caused by changes in air pressure on the: a. inner ear b. middle ear c. eardrum d. hammer/anvil