In a showy flower such as a magnolia or rose, the flower parts that play the main role in attracting the notice of animal pollinators are the
A) petals.
B) sepals.
C) fruits.
D) stigmas.
Answer: A
Biology & Microbiology
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Eric Kandel, who received a Nobel Prize for his discoveries in signal transduction pathways involved in memory,
performed experiments on ____.
a. Pacific sea hares b. sea anemones c. sea stars d. flatworms e. Drosophila
Biology & Microbiology
Gas exchange occurs where?
a. trachea b. pharynx c. alveoli d. bronchi
Biology & Microbiology
Once commercial whaling stopped, whale populations quickly returned to their pre-whaling sizes
Indicate whether the statement is true or false
Biology & Microbiology
Which of the following components of the electron-transport chain does not act as a proton pump?
(a) NADH dehydrogenase (b) cytochrome c (c) cytochrome c reductase (d) cytochrome c oxidase
Biology & Microbiology