HESI A2 BIOLOGY CELL AND ORGANELLES EXAM

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HESI A2 BIOLOGY CELL AND ORGANELLES EXAM

QUESTIONS

Qs and Ans Expert- Explanation

This Exam contains:

-Guarantee passing score -24 Questions and Answers -format set of multiple-choice -Expert- Explanation

Question 1: endoplasmic reticulum

Answer:

phospholipid bilayer and carries stuff around the cell

Question 2: prokaryotic cell

Answer:

lack defined nucleus, do NOT contain membrane-bound organelles

Question 3: phagocytosis

Answer:

process that uptakes food through cell membrane, creating a food vacuole

Question 4: high rate of protein synthesis

Answer:

high number of ribosomes

Question 5: chromatin

Answer:

holds DNA, cell division>chromosomes

Question 6: need more power

Answer:

need more mitochondria

Question 7: endoplasmic reticulum is found attached to

Answer:

nuclear membrane

Question 8: ribosomes that float freely are found here

Answer:

found in cytoplasm

Question 9: nucleus

Answer:

stores DNA

Question 10: nucleolus

Answer:

make rRNA or RNA

Question 11: chloroplast

Answer:

found in plants, produce energy, is the site for photosynthesis

Question 12: lysosomes

Answer:

hydrolyze (breakdown) proteins, fats, sugars, and nucleic acids (intracellular digestion)

Question 13: rough ER

Answer:

responsible for protein synthesis and membrane production and has ribosomes

Question 14: bound ribosomes are found here

Answer:

attached to rough ER

Question 15: smooth ER

Answer:

detoxifies and metabolizes molecules and has no ribosomes

Question 16: ribosomes

Answer:

read RNA that is produced in the nucleus and translate genetic instructions to produce proteins

Question 17: mitochondria

Answer:

produce energy, is the site for cellular respiration

Question 18: eukaryotic cell

Answer:

have membrane-enclosed nucleus and membrane-bound organelles

Question 19: vacuoles

Answer:

membrane-enclosed sacs, in eukaryotic cells phagocytosis happens

Question 20: cell membrane

Answer:

monitors what goes in/out of cell, encloses cell contents

Question 21: central vacuole

Answer:

in plants is known for storage, waste disposal, protection, and hydrolysis

Question 22: two types of cells

Answer:

prokaryotic and eukaryotic

Question 23: golgi apparatus

Answer:

packages, process, and ships materials from ER through out the cell

Question 24: cell

Answer:

the fundamental unit of biology