Organic compounds that cannot be synthesized by an organism but are essential for growth are called
A) Growth factors
B) Limited nutrients
C) Cofactors
D) None of the above
Ans: A) Growth factors
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One gene is able to encode information for different forms of a protein via ____
a. alternative splicing b. primary splicing c. secondary splicing d. mRNA mutations e. tRNA mutations
Which of the following contain enzymes and
are the main organelles of waste disposal?
a. Golgi bodies b. mitochondria c. lysosomes d. ribosomes e. endoplasmic reticulum
Whales and elephants use sound to communicate with which kind of receptor?
a. photoreceptors b. nociceptors c. thermoreceptors d. chemoreceptors e. mechanoreceptors
During eukaryotic translation, mRNA carries genetic information from the ________ to the ________, where amino acids are assembled into proteins.
a. nucleus; ribosome b. nucleolus; smooth endoplasmic reticulum c. nucleolus; cytosol d. cytosol; nucleus e. nucleus; Golgi apparatus