During the photosynthetic process, __________ diffuses into the leaf, while __________ diffuses out
of the leaf.
a. carbon dioxide; oxygen
b. oxygen; carbon dioxide
c. oxygen; water vapor
d. water vapor; carbon dioxide
e. water vapor; oxygen
A
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Answer the following statements true (T) or false (F)
1. Red algae, green algae, and plants are so closely related that they are grouped in the same supergroup by most biologists. 2. Animals and fungi are more closely related to each other than either is to plants. 3. Zoospores are single flagellated cells that disperse otherwise nonmotile protists. 4. Sexual reproduction provides multiple benefits to protists. 5. The alternate host for Entamoeba histolytica is the Anopheles mosquito.
Gaseous exchange occurs in plants through which structures in the epidermis?
a. cotyledons b. companion cells c. stomata d. tracheids e. sclereids
Sensory information processing as well as the direction of voluntary movements are carried out by the
A) cerebellum. B) amygdala. C) cerebrum. D) hypothalamus. E) medulla.
Because the sinoatrial node sends out impulses that initiate each heartbeat, it is often referred to as the ________ of the heart
Fill in the blank(s) with correct word