BIO 101 ACTUAL EXAM QUESTIONS WITH 100% VERIFIED CORRECT ANSWERS

BIO 101 ACTUAL EXAM QUESTIONS WITH 100% VERIFIED CORRECT ANSWERS Beginning within the nucleus, the first step leading to the synthesis of a polypeptide is _____. ~removal of introns from RNA and the stitching together of exons ~linking of nucleotides to form a polypeptide ~transferring of information from DNA to messenger RNA ~translation of an RNA nucleotide sequence into a sequence of amino acids ~translation of a DNA nucleotide sequence into a sequence of amino acids - ANSWER transferring of information from DNA to messenger RNA calcium ion storage, poison detoxification, lipid synthesis - ANSWER smooth ER name the organelle:protein synthesis - ANSWER rough ER name the organelle: protein modification and sorting, cisternal maturation - ANSWER Golgi apparatus name the organelle: macromolecule digestion, autophagy - ANSWER lysosomes Which of the following proteins are synthesized by bound ribosomes? Select all that apply. ~insulin ~ER protein ~ribosomal protein ~DNA polymerase ~lysosomal enzyme ~actin - ANSWER insulin, ER protein, lysosomal protein identify the path a secretory protein follows from synthesis to secretion - ANSWER endoplasmic reticulum, cis Golgi cisternae, medial Golgi cisternae, trans Golgi cisternae, plasma membrane Which of the following is a common trait of chloroplasts and mitochondria? ~both are found in plant and animal cells ~both reproduce by meiosis ~both are surrounded by a single membrane ~both contain their own DNA ~proteins for both are synthesized on ribosomes in the rough ER - ANSWER both contain their own DNA plant or animal cell? central vacuole, cellulose cell wall, chloroplast - ANSWER plant cell plant or animal cell? centriole - ANSWER animal cell plant or animal cell? nucleus, plasma membrane, mitochondria, Golgi apparatus, cytoskeleton, endoplasmic reticulum - ANSWER both strong, protective structure made from cellulose fibrils - ANSWER plant cell wall regulates cytoplasm composition, creates internal pressure, and stores cell compounds - ANSWER central vacuole makes sugar by converting light energy into chemical energy - ANSWER chloroplast produces chemical energy (ATP) that can power the cell - ANSWER mitochondria modifies and packages proteins - ANSWER Golgi apparatus Which statements are true for chloroplasts? Select the three that apply. ~Their matrix contains enzymes that function in cellular respiration. ~They have membranous sacs called thylakoids that are surrounded by a fluid called stroma. ~They contain the green pigment chlorophyll. ~They are the sites of reactions that convert solar energy into chemical energy. ~They are the sites of reactions that convert chemical