Homework 6 Cells and Tissues Flashcards
10 note cards
True or False? DNA is constricted to a double membrane bound region called the cytoplasm.
FALSE
Shelbie Karakash Select all of the systems that are included in the endomembrane system. a. Nucleus b. Lysosomes c. Nuclear envelope d. Rough ER e. Smooth ER
b, c, d, and e
Shana Green #3 which of the following states that an early ancestor of eukaryotic cells engulfed an oxygen-using nonphotosynthetic prokaryotic cell which eventually formed a relationship with the host cell and became endosymbiont? a) the theory of evolution b) endosymbiont theory c) cell theory d) gene theory
b) endosymbiont theory
Garrett martin
all cells share the same basic features true or false.
a. true
b. false
true
Shana Green #1
True or False: Ribosomes are not an organelle
true
Shana Green #5
evidence supports that the ________ and the ________ are ancestral Prokaryotes that became these organelles and already had a double membrane when they were engulfed by a close ancestor to the Eukaryotic cell.
Mitochondria and Chloroplasts
Garrett martin all cells have these features select all that apply a. ribosomes b. chromosomes c. cytosol d. are big
a. ribosomes
b. chromosomes
c. cytosol
Garrett martin
prokaryotes contain introns within their DNA true or false
a. true
b. false
false.
Garrett martin
______ is a rigid structure made of carbohydrates
cell wall
Garrett martin what is synthesize proteins? a. fimbriae b. prokaryotes c. ribosomes d. flagella
c. ribosomes
Garrett martin select all that apply to the characteristics of a prokaryotic cell. a. have circular DNA b. is smaller than eukaryotic cells c. are larger than eukaryotic cells d. has a nucleoid region
a. have circular DNA
b. is smaller than a eukaryotic cell
d. has a nucleoid region
Garrett martin eukaryotic cells domain is what? a. Eukaryotica b. eukaryote c. Protista d. plantae
b. eukaryote
Garrett martin
true or false fimbriae attach structures on the surface of some prokaryotes
a. true
b. false
true
Garrett martin
true or false eukaryotic cells are much smaller than prokaryotic cells?
a. true
b. false
False
Caroline Kolinek Mark all that apply: Basal Lamina is... A. Noncellular B. Made of glycoproteins C. Connected to the apical surface D. Made of collagen proteins E. Also known as a "sticky sheet"
A, B, D, E
Arianna Guerra #2 Which describes the intermediate filament? Mark all that apply. A Reinforces the shape of the cell B Help the cell move around C Fixing the position of the organelles D Bearing tension E Medium fiber
ACDE
Caroline Kolinek
True or False: All epithelial cells fit closely together to form continuous sheets.
False, because epithelial glands are an exception
Arianna Guerra #4
True or False: Microfilaments are present in all Eukaryotes.
True
Vicki Taylor
Food vacuoles are formed by _____ when the cell engulfs food particles
phagocytosis
Vicki Taylor
T/F
Contractile vacuoles pump excess water out of the cell
True
Vicki Taylor
T/F
A vacuole is a large vesicle derived from ONLY the ER
False
Vicki Taylor
Select all that apply
In plants, small vacuoles…
-hold reserves of important organic compounds
-store compounds that are poisonous or unpalatable to animals
-contain pigments, such as the color in flowers
All of them
Vicki Taylor
Select all that apply
In plants, a large central vacuole…
a) develop by the coalescence of smaller vacuoles
b) plays a major part in the growth of plant cells
c) generally the smallest compartment in the plant cell
A & B
Vicki Taylor
Multiple choice In autophagy, lysosomes do what? a)recycle the cells own organic material b) clear the waste in the cell c)both a and b
A