2856088
Pregunta 1
Pregunta
After a protein exits the ribosome, it is modified into its secondary structure. In which organelle this occurs?
Respuesta
-
RER (Rough endoplasmic reticulum)
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Golgi app.
Pregunta 2
Pregunta
In which mitotic process the chromatin STARTS to condense?
Respuesta
-
Prophase
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Metaphase
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Anaphase
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Telophase
Pregunta 3
Pregunta
Which structure is present in a Prokaryotic cell but NOT in a Eukaryotic cell?
Respuesta
-
Ribosomes
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Capsule
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Cell Membrane
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Lysosomes
Pregunta 4
Pregunta
When cells become specialized, which of the genes are transcribed?
Respuesta
-
The ones that are switched ON
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The ones that are switched OFF
Pregunta 5
Pregunta
In the cell cycle, the "S" stands for...
Respuesta
-
Synthesis of proteins
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Synthesis of DNA
Pregunta 6
Pregunta
Describe the term "Polygenic Inheritance"
Respuesta
-
Inheritance of phenotypes that are determined by the collective effect of several genes
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Inheritance of genotypes that are determined by the collective effect of several genes
Pregunta 7
Pregunta
The Smooth-Endoplastmic Reticulum (SER) is in charge of...
Respuesta
-
Producing Proteins
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Producing Lipids
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Producing Carbohydrates
Pregunta 8
Pregunta
In meiosis, what increases genetic diversity?
Respuesta
-
Crossing-over
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Polygenic Inheritance
Pregunta 9
Pregunta
Kinases are activated by...
Respuesta
-
Lipids
-
Cyclins
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Other Kinases
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Oncogenes
Pregunta 10
Pregunta
Stem cells can be obtained from...
Respuesta
-
Spare embryos
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Cells in the brain
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Blood from the umbilical cord
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Cells removed from an embryo at the 8 cell stage
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Cells removed from an embryo at the 12 cell stage
Pregunta 11
Pregunta
Cellulose and Starch are both polymers of...
Respuesta
-
Glucose
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Amylose
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Sucrose
Pregunta 12
Pregunta
Xylem vessels contain dead cells?
Respuesta
- True
- False
Pregunta 13
Pregunta
Cellulose is a polysaccharide made of _____(a)______ joined together by ______(b)_________ in ________(c)_________ reactions.
Respuesta
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(a) β-glucose (b) glycosidic bonds (c) condensation
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(a) β-glucose (b) hydrogen bonds (c) condensation
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(a) α-glucose (b) glycosidic bonds (c) condensation
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(a) α-glucose (b) hydrogen bonds (c) hydrolysis
Pregunta 14
Pregunta
Nitrate ions are used by plants to...
Respuesta
-
Convert carbohydrates into nucleotides
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Convert carbohydrates into amino acids
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Convert carbohydrates into chlorophyll
Pregunta 15
Pregunta
An example of a placebo is...
Respuesta
-
Aspirin
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Water
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Water with sugar
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Any type of drug
Pregunta 16
Pregunta
"Where a species is found only within a particular niche in a particular ecosystem" is the definition for...
Respuesta
-
Endemic
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Niche
-
Species richness
Pregunta 17
Pregunta
"Is a measure of biodiversity where the number and variety of species in an area is recorded" is the definition for...
Respuesta
-
Endemic
-
Niche
-
Species Richness
Pregunta 18
Pregunta
"Is the specific part of the ecosystem in which a species lives and any adaptations the species has that makes it successful there" is the definition for...
Respuesta
-
Endemic
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Niche
-
Species Richness
Pregunta 19
Pregunta
In nature, we have Bacteria, ______________ and _________________. Which are the groups missing?
Respuesta
-
Archea
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Eukaryotes
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Animalia
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Plantae
Pregunta 20
Pregunta
Drugs need to pass through ____ phases until it can be licensed.
Respuesta
-
1
-
2
-
3
-
4
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