In order to view a specimen with a total magnification of 400×, a ________ objective must be used if the ocular is 10×.
Fill in the blank(s) with the appropriate word(s).
40×
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All prokaryotic photosynthesizers are anoxygenic.
Answer the following statement true (T) or false (F)
Cells with cilia or flagella rely mainly on ___________________ to facilitate their movement
A. microtubules B. microfilaments C. intermediate filaments
Some animals have no body symmetry or have
__________ symmetry like a wheel. Fill in the blank(s) with the appropriate word(s).
Oxygen-rich blood flows through the heart
A) by entering the right atrium and continuing through the aortic arch. B) via the left atrium and ventricle before entering the systemic circuit. C) on the left side of the heart following returning from the lungs via the pulmonary arteries. D) right to left. E) only through the coronary arteries.