One of the functions of the skeletal system is the storage of ________ and ________
Fill in the blank(s) with correct word
calcium; phosphorus
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Nitrogen fixation is used to form ATP, which is then used for energy reserves.
Answer the following statement true (T) or false (F)
The human genome has a size of approximately
a. 1 billion base pairs b. 3 billion base pairs c. 7 billion base pairs d. 10 billion base pairs e. 14 billion base pairs
Which of the following is true of a
methylation?
a. the particular methylation is passed on in mitosis b. chemicals in cigarette smoke remove methyl groups c. methylation is never a random event d. histones are immune to methylation e. methylation is always harmful
Which portion of mRNA protects the strand and serves as a ribosome attachment site?
a. promoter b. nucleotide cap c. codon d. transcript e. polymerase