Peptidoglycan consists of:
a. lipids only
b. proteins only
c. polysaccharides
d. lipids crosslinked with sugars
e. sugars crosslinked with proteins
e
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The total magnification achieved in the laboratory when using the high-power (high-dry) objective of the compound light microscope is:
A) 40×. B) 100×. C) 400×. D) 1,000×.
The sub-atomic particle with a positive charge is _____.
A. a neutron B. an isotope C. an electron D. a proton E. an ion
Adaptive mechanisms are also utilized by plants to increase or decrease growth in organs that directly or indirectly participates in nutrient acquisition.
Indicate whether the statement is true or false.
At the most fundamental of levels, differences in life histories (that is, reproductive strategies) are trade-offs that are based on differences in the ________
A) onset of reproductive maturity B) reproductive sizes of the individuals C) allocation of energy between individuals D) average number of offspring produced over the life span of individuals