Mmsc 490 exam - Study guides, Class notes & Summaries

MMSC 490 Exam 3 Questions & Answers What is the primary reason that mammalian red blood cells are used in the study of the plasma membrane? a. There are a lot of them and they are easily obtained. b. They contain larger plasma membranes than any other cell type. c. They are of particular interest because they are made up of a lipid monolayer. d. They lack nuclei and membrane-bounded organelles. - Answer ️️ -d. They lack nuclei and membrane-bounded organelles. Two examples of membrane...

MMSC 490 Exam 3 Questions and Answers What is the primary reason that mammalian red blood cells are used in the study of the plasma membrane? a. There are a lot of them and they are easily obtained. b. They contain larger plasma membranes than any other cell type. c. They are of particular interest because they are made up of a lipid monolayer. d. They lack nuclei and membrane-bounded organelles. - Answer ️️ -d. They lack nuclei and membrane-bounded organelles. Two examples of membra...

MMSC 490 Exam Question and Answers All Correct Which energy producing process is thought to have come first during cellular evolution - Answer-glycolysis The initial importance of a membrane enclosing self-replicating RNA molecules and associated proteins was that it - Answer-maintained these molecules as a unit capable of reproduction and evolution Mitochondria and chloroplasts resemble bacteria in that they - Answer-have their own DNA have their own ribosomes reproduce by a simple ...

MMSC 490 Exam 3 (Set 3) Questions and Answers The eukaryotic cell cycle is composed of four phases in the following order: S; G1; G2; M G1; S; G2; M G1; G2; S; M G1; M; G2; S - Answer ️️ -G1; S; G2; M The length of time it takes for the cells labeled during DNA synthesis to begin to enter mitosis is a good estimate of the length of the .............................. phase(s). G2 G1 M S - Answer ️️ -G2 In a typical cycling mammalian cell, .............................. of the ...

MMSC 490 Exam 1 with 100% Correct Answers cell wall - Answer ️️ --organelle of bacteria and plants -rigid layer composed of carbohydrates and proteins -porous and easily penetrated plasma membrane - Answer ️️ --organelle of bacteria, plant and animal cells -bilayer of phospholipids and associated proteins -provides separation from inside of cell and external environment nucleoid - Answer ️️ --organelle of bacteria -contains 1 circular molecule of DNA -not surrounded by membr...

MMSC 490 Exam 1 PQ Questions and Answers

MMSC 490 Exam Questions with Verified & Updated solutions The feature that most clearly distinguishes eukaryotes from prokaryotes is the presence of .......... in eukaryotic cells. RNA Molecules Ribosomes Oxidative phosphorylation Nucleus - Answer️️ -Nucleus Cytoplasmic organelles are... Present in prokaryotic cells an absent in eukaryotic cells Absent in prokaryotic cells and present in eukaryotic cells Absent in both prokaryotes and eukaryotes Present in both prokaryotic and euk...

MMSC 490 Exam 3 (Set 3) Questions and Answers

The light microscope was used to observe the cellular structure of cork by ____, who named the chambers "cells". - ️️Hooke Which fish is proving to be a useful model organism for the study of vertebrate development? - ️️Zebrafish Arabidopsis thaliana is a model organism for studying the molecular biology of - ️️Plants The original cell was thought to have arisen from the enclosure of self-replicating ____ by a phospholipid membrane - ️️RNA The feature that most clea...

MMSC 490 Exam 1