stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Biotechnology Flashcards | StudBud
Explore
/
Biotechnology
Biotechnology
38 terms
·
StudBud Administration
·
386 plays
Imported from external platform
Flashcards
38 cards
F
Practice quiz
P
Host live
L
Questions
38
Answers
1
What makes CRISPR-Cas9 revolutionary in molecular biology?
Ability to visualize genes
Use in protein synthesis
Precise gene editing capabilities
Role in cloning
2
What is the purpose of antibiotic resistance genes in plasmids?
Enhance growth rate
Increase mutation rate
Identify cells
Produce antibiotics
3
What does DNA ligase do in the process of cDNA synthesis?
joins DNA fragments
synthesizes DNA
breaks down mRNA
cuts DNA into fragments
4
What does in vitro mutagenesis help determine?
Mutant phenotype strength
Protein synthesis process
Normal gene function
Antibiotics efficiency
5
What is an expression vector used for?
study diseases
make vaccines
produce proteins
RNA editing
6
What is the maximum length of DNA sequence editable by CRISPR-Cas9?
20000 bp
650 bp
5000 bp
10000 bp
7
What is the main characteristic of stem cells?
They cannot divide at all
They can only divide a limited number of times
They can only divide in certain conditions
They can divide indefinitely
8
What is biotechnology?
Study of organisms
Application of biological processes
Tech in medicine
Biology branch
9
What are hematopoietic stem cells?
Cells found in adults
Cells found in animals
Cells found in bone marrow that produce blood cells
Cells found in embryos
10
What is the main goal of analyzing gene expression in a cell or tissue?
Determine which genes are being expressed
Observe the cell structures
Find all proteins present
Identify all the cell types
11
What is tissue engineering?
Heat treatment of cells
Medicinal cookery
Cell culturing
Organ printing
12
What does in vitro mutagenesis help determine?
Efficiency of antibiotics
Process of protein synthesis
Function of normal gene
Strength of mutant phenotype
13
Which system is used for gene editing found in bacteria?
RNAi
TALEN
CRISPR-Cas9
Zinc finger nucleases
14
What is an example of gene therapy?
Assisting in brain surgery
Performing a blood transfusion
Uses genetic modification to "fix" an issue
Performing physical therapy
15
What is the main use of CRISPR-Cas9 in research?
Observe bacterial growth
Enhance gene expression
Knock out genes
Clone genes
16
What are monoclonal antibodies?
Cancer screening tools
Gene-silencing agents
Lab-made antibodies
Clones of cancer cells
17
What is the process of harvesting stem cells called?
Extraction
Isolation
Collection
Harvesting
18
Where can stem cells be found in the human body?
Only in the bone marrow
Bone marrow, umbilical cord, and adipose tissue
Only in the umbilical cord
Only in adipose tissue
19
What role does the CRISPR system play in bacteria and archaea immunity?
photosynthesis
cleaving genetic material
deactivation of DNA
nutrient absorption
20
What is an example of bioremediation?
Yield reduction
Air cleaning
Water purification
Soil enrichment
21
In what way can RNA-Seq be helpful in studying gene expression?
protein comparison
lipid measurement
DNA sequencing
expression differences
22
What are the ethical concerns associated with gene editing?
Genetic discrimination
Germline modification
Loss of biodiversity
Designer babies
23
What is the potential of stem cells in medicine?
They can only be used in research
They can be used to treat various diseases and injuries
They can only be used for cosmetic purposes
They have no medical applications
24
What is bioreactors role in biotechnology?
Greenhouse gas reduction
Organic waste treatment
Small scale experiments
Microorganism cultivation
25
Why is RNA-Seq preferred over other techniques for gene expression analysis?
gives a comprehensive profile
very cost-effective
faster than RT-PCR
uses small sample size
26
Which term is associated with gene repair using CRISPR-Cas9?
Gene enhancement
Gene silencing
Gene cloning
Gene repair
27
What is a biosensor?
Space monitoring of a population with a certain gene
Emotional intelligence of an organism
Physiological measurement of an organism
Environmental analytics of a certain gene in a population
28
What are GMOs?
Genetically modified organisms
Green medications
Global markets operation
Grain management orders
29
What does the term 'DNA ladder' refer to in gel electrophoresis?
DNA fragments pattern
Marker sizes series
Load DNA device
Gel apparatus holder
30
What are mesenchymal stem cells?
Cells found in connective tissues
Cells found in embryos
Cells found in adults
Cells found in plants
31
What are stem cells?
Undifferentiated cells that can develop into different cell types
Cells that are only found in animals
Cells that are only found in plants
Cells that are already specialized
32
What is the role of stem cells in development?
Stem cells have no role in development
Stem cells are responsible for the growth of organs and tissues
Stem cells only play a role in adult organisms
Stem cells are only present during the early stages of development
33
What is the purpose of DNA polymerase in the RT-PCR process?
Synthesize the second DNA strand
Degrade mRNA
Cut DNA into fragments
Attach fluorescent labels
34
What are induced pluripotent stem cells?
Cells found in animals
Cells reprogrammed from adult cells
Cells found in embryos
Cells found in adults
35
How can CRISPR-Cas9 combat insect-borne diseases like malaria?
Enhance insects' lifespan
Study insect behavior
Increase insect population
Alter genes to stop disease
36
What are pluripotent stem cells?
Cells found in adults
Cells found in animals
Cells found in plants
Cells found in embryos
37
What does 'gene drive' refer to?
Decreases gene expression
Regulates genes in prokaryotes
Drives gene creation
Promotes certain alleles
38
What is indicated by green dots in a microarray assay?
expressed in green sample
no expression
expressed in red sample
expressed in both
