proteins are made of building blocks called
What will be an ideal response?
amino acids
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Which habitat types in the figure above cover the largest area?
A) tropical wet forest plus the ocean neritic zone B) open ocean C) algal beds and reefs plus the ocean neritic zone D) wetlands plus the ocean neritic zone
What factors cause oxygen to be released from hemoglobin? Select all correct choices
A. a change in the acidity or pH of blood B. an increase in CO2 in the bloodstream C. the formation of lactic acid by muscles D. an increase in aerobic respiration
In the process of translation,
a. rRNA is synthesized with sequences complementary to those of tRNA b. nucleotide sequences of tRNA are established c. a strand of mRNA is formed with nucleotide sequences complementary to those of DNA d. a polypeptide is formed in response to the rRNA nucleotide sequence e. a polypeptide is formed as dictated by the nucleotide sequence in mRNA
What is the function of the ascending loop of Henle?
a. It provides water for reabsorption by the interstitial fluid and capillaries. b. It loses urea to the renal medulla, helping this tissue to maintain its concentration gradient of solutes. c. It absorbs some drugs and poisons from surrounding capillaries. d. It helps maintain the concentration gradient of NaCl in the interstitial fluid, thus increasing water reabsorption. e. It collects processed filtrate from the nephrons.