A meshwork of lamin filaments providing structural support to the nucleus a. inner membrane b. outer membrane c. both a and b d. lamina e. nuclear pore complex 2.Of the following organelles associated with endomembrane system, which group is primarily involved in synthesizing molecules needed by the cell? a. lysosome, vacuole, ribosome b. ribosome, rough ER, smooth ER c. vacuole, rough ER, smooth Er d. rough ER, smooth ER, vesicle

A meshwork of lamin filaments providing structural support to the nucleus a. inner membrane b. outer membrane c. both a and b d. lamina e. nuclear pore complex 2.Of the following organelles associated with endomembrane system, which group is primarily involved in synthesizing molecules needed by the cell? a. lysosome, vacuole, ribosome b. ribosome, rough ER, smooth ER c. vacuole, rough ER, smooth Er d. rough ER, smooth ER, vesicle

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter4: Cell Structure

Section: Chapter Questions

Problem 6SA: What controls the passage of molecules into and out of the nucleus? a. endoplasmic reticulum, an...

See similar textbooks

Similar questions

Which of the folllowing organelles/complexes makes proteins? A. The Nucleus B. Cytoplasm C. Peroxisomes D. Ribosome E. Golgi Apparatus
Which of these elements of the cytoskeleton is composed of tubulinand forms essential components of centrioles, spindle fibers, cilia,and flagella?a. actin filaments b. intermediate filaments c. microtubules
You observe organelles moving within the cytoplasm of a cell and conclude that this movement must be associated with either microtubules or actin filaments. The reason that intermediate filaments could not be associated with this motility phenomena is because A. They are found only at certain cell junctions. B. The cell can not control their assembly. C. They can not interact with membranes. D. They are not intrinsically polar. E. They can not disassemble.
The plasma membrane isa. a carbohydrate layer that surrounds groups of cells to protect them.b. a double lipid layer with proteins inserted in it, which surrounds every cell individually.c. a thin sheet of structural proteins that encloses cytoplasm.d. composed of proteins that form a protective barrier.
The cytoskeleton includesa. microtubules made of actin filaments.b. microfilaments made of tubulin.c. intermediate filaments made of staggered protein tetramers.d. smooth endoplasmic reticulum.
This organelle is structured such that it possessess four to six stacked, flattened membranous cisterns referred to as cis, medial and trans. a.endoplasmic reticulum b.golgi complex c.mitochondia d.peoxisomes e.none of these
What is the best description of these organelles? Explain in 2-3 sentences a. Cell membrane b. Nucleus c. Mitochondria d. Lysosome e. Endoplasmic Reticulum f. Cytoskeleton g. Centrioles h. Ribosomes i. Golgi complex
What is the Description and Function of these organelles? Explain in 2-3 sentencesDescription:Function: a. Cell membrane b. Nucleus c. Mitochondria d. Lysosome e. Endoplasmic Reticulum f. Cytoskeleton g. Centrioles h. Ribosomes i. Golgi complex
The cytoskeleton of a cell consists of all of the following, excepta. microtubules.b. actin fi laments.c. extracellular matrix.d. intermediate fi laments.
From the image, what is the normal function of the missing structure? A. A lipid bilayer controlling the movement of substances into and out of the cell B. A motor protein that "crawls" along microtubules to contract and release them, which provides movement C. A cytoskeleton element composed of tubulin subunits to provide structure for movement of the cell
1) All of the following are functions of proteins within a membrane except __________. A)Maintaining the fluidity of membranes B)transport ions and other polar substances C)receptors to bond molecules outside of the cell D)helping the body to recognize its own cells 2) Which of the following organelles is not part of the endomembrane system A)mitochondria B)golgi apparatus C)lysosomes D)rough endoplasmic reticulum 3) Which cytoskeletal element is composed of actin and is involved with muscle contraction and provided strength to cells during stretching and compression? A)Microfilimants B)Intermediate filaments C)Microtubules D)Flagella
Which of the following is not the role of the lysosome? a. transporting protein b. digesting damaged organelles c. recycling materials with a cell d. destroying harmful bacteria