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BIOLOGY LAB TESTS COMPILATION BUNDLE
BIOLOGY LAB TESTS COMPILATION BUNDLE
[Show more]BIOLOGY LAB TESTS COMPILATION BUNDLE
[Show more]COARSE ADJUSTMENT KNOB correct answer: used with the low power objective 
 
CONDENSER correct answer: controls the amount of light 
 
FINE ADJUSTMENT KNOB correct answer: used with the high power objective 
 
OCULAR LENS correct answer: eyepiece 
 
TUBE correct answer: holds the nosepiece 
 
ma...
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Add to cartCOARSE ADJUSTMENT KNOB correct answer: used with the low power objective 
 
CONDENSER correct answer: controls the amount of light 
 
FINE ADJUSTMENT KNOB correct answer: used with the high power objective 
 
OCULAR LENS correct answer: eyepiece 
 
TUBE correct answer: holds the nosepiece 
 
ma...
Why did the catalase function level off when different hydrogen peroxide concentrations were tested? correct answer: At some point, all the catalase in solution was catalyzing reactions, so even if the hydrogen peroxide concentration was increased, the rate of the reaction could not increase any mo...
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Add to cartWhy did the catalase function level off when different hydrogen peroxide concentrations were tested? correct answer: At some point, all the catalase in solution was catalyzing reactions, so even if the hydrogen peroxide concentration was increased, the rate of the reaction could not increase any mo...
When teaching a patient about wound healing, which of the following should the nurse tell the patient? 
a) fat tissue heals more readily because there is less vascularization 
b) chronic wounds heal more efficiently in a dry, open environment, so leave them open to air when possible 
c) long-term s...
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Add to cartWhen teaching a patient about wound healing, which of the following should the nurse tell the patient? 
a) fat tissue heals more readily because there is less vascularization 
b) chronic wounds heal more efficiently in a dry, open environment, so leave them open to air when possible 
c) long-term s...
Proteins that act as catalysts; or a protein that functions as a catalyst for a chemical reaction. correct answer: Enzymes 
 
Substances that regulate the rate of chemical reactions but do not unite permanently with reactants correct answer: Catalysis 
 
Heat, acids, and bases break the weak hydro...
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Add to cartProteins that act as catalysts; or a protein that functions as a catalyst for a chemical reaction. correct answer: Enzymes 
 
Substances that regulate the rate of chemical reactions but do not unite permanently with reactants correct answer: Catalysis 
 
Heat, acids, and bases break the weak hydro...
DNA is used as a template for making correct answer: proteins and RNA. 
 
A student was testing whether PTC tasting ability correlated with amount of coffee consumed. She tested determined the lowest concentration of PTC that an individual could taste and rated it on a scale from 1-14. Then, she su...
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Add to cartDNA is used as a template for making correct answer: proteins and RNA. 
 
A student was testing whether PTC tasting ability correlated with amount of coffee consumed. She tested determined the lowest concentration of PTC that an individual could taste and rated it on a scale from 1-14. Then, she su...
A pair of shared valence electrons is referred to as a(n): 
a. covalent bond 
b. hydrophobic effect 
c. van der Waals interaction 
d. ionic bond correct answer: a. covalent bond 
 
For an atom that is NOT an ion, which of the following must be TRUE? 
a. the number of electrons equals the number of ...
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Add to cartA pair of shared valence electrons is referred to as a(n): 
a. covalent bond 
b. hydrophobic effect 
c. van der Waals interaction 
d. ionic bond correct answer: a. covalent bond 
 
For an atom that is NOT an ion, which of the following must be TRUE? 
a. the number of electrons equals the number of ...
Which of the following statements correctly summarizes cell theory? correct answer: All organisms are made of cells, and all cells come from preexisting cells. 
 
Natural Selection correct answer: Natural selection occurs when heritable variation in certain traits leads to improved success in repr...
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Add to cartWhich of the following statements correctly summarizes cell theory? correct answer: All organisms are made of cells, and all cells come from preexisting cells. 
 
Natural Selection correct answer: Natural selection occurs when heritable variation in certain traits leads to improved success in repr...
Whether in a gas, a liquid, or a semisolid, diffusion always occurs. correct answer: from high to low solute concentration 
 
Which dye would you predict to move the fastest (and thus go furthest in a given time period) through agar? correct answer: Potassium permanganate (mw= 158) 
 
The spreadin...
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Add to cartWhether in a gas, a liquid, or a semisolid, diffusion always occurs. correct answer: from high to low solute concentration 
 
Which dye would you predict to move the fastest (and thus go furthest in a given time period) through agar? correct answer: Potassium permanganate (mw= 158) 
 
The spreadin...
The prefix milli means correct answer: 0.001 
 
The prefix micro means correct answer: 0. 
 
The metric baseline unit for distance is the correct answer: Meter 
 
The metric baseline unit for mass is the correct answer: Gram 
 
How many mm are in one meter? correct answer: 1000 
 
6.5g is equiv...
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Add to cartThe prefix milli means correct answer: 0.001 
 
The prefix micro means correct answer: 0. 
 
The metric baseline unit for distance is the correct answer: Meter 
 
The metric baseline unit for mass is the correct answer: Gram 
 
How many mm are in one meter? correct answer: 1000 
 
6.5g is equiv...
Species evenness is an important measure of diversity in an ecosystem. T/F correct answer: true 
 
When a tapeworm steals nutrients from the gut of a mammalian host, that symbiosis is called: 
 
intraspecific competition. 
parasitism. 
commensalism. 
mutualism. 
predation. correct answer: parasiti...
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Add to cartSpecies evenness is an important measure of diversity in an ecosystem. T/F correct answer: true 
 
When a tapeworm steals nutrients from the gut of a mammalian host, that symbiosis is called: 
 
intraspecific competition. 
parasitism. 
commensalism. 
mutualism. 
predation. correct answer: parasiti...
If there is a fire drill, what is the first course of action? correct answer: Turn off the gas. Listen to instructions. 
 
Glasses or contact lenses in the lab? Why? correct answer: Glasses. Can't wear contact lenses because if a chemical gets in your eye, the contacts can absorb it. 
 
During th...
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Add to cartIf there is a fire drill, what is the first course of action? correct answer: Turn off the gas. Listen to instructions. 
 
Glasses or contact lenses in the lab? Why? correct answer: Glasses. Can't wear contact lenses because if a chemical gets in your eye, the contacts can absorb it. 
 
During th...
humans have how many chromosomes? correct answer: 23 pairs 
 
Diploid Cell correct answer: 2n (2 of every chromosome) 
 
Haploid correct answer: N (1 copy of every chromosome) 
 
Are sex cells diploid or haploid? correct answer: haploid 
 
Cell cycle consists of what stages correct answer: G1, ...
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Add to carthumans have how many chromosomes? correct answer: 23 pairs 
 
Diploid Cell correct answer: 2n (2 of every chromosome) 
 
Haploid correct answer: N (1 copy of every chromosome) 
 
Are sex cells diploid or haploid? correct answer: haploid 
 
Cell cycle consists of what stages correct answer: G1, ...
Biology Lab Practical- Final| 293 Questions| With Complete Solutions
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Add to cartBiology Lab Practical- Final| 293 Questions| With Complete Solutions
What is the magnification of the 3 ocular lenses? correct answer: 10x 
 
scanning objective correct answer: 4x (multiply by 10x) 
 
low power objective correct answer: 10x (multiply by 10x) 
 
high power objective correct answer: 40x (multiply by 10x) 
 
One ocular unit is equal to how many mm o...
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Add to cartWhat is the magnification of the 3 ocular lenses? correct answer: 10x 
 
scanning objective correct answer: 4x (multiply by 10x) 
 
low power objective correct answer: 10x (multiply by 10x) 
 
high power objective correct answer: 40x (multiply by 10x) 
 
One ocular unit is equal to how many mm o...
During DNA replication, correct answer: each parental strand serves as a template for the synthesis of a complementary strand 
 
How would the shape of a DNA molecule change if adenine paired with guanine and cytosine paired with thymine? correct answer: The DNA molecule would have irregular width...
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Add to cartDuring DNA replication, correct answer: each parental strand serves as a template for the synthesis of a complementary strand 
 
How would the shape of a DNA molecule change if adenine paired with guanine and cytosine paired with thymine? correct answer: The DNA molecule would have irregular width...
Asexual reproduction requires ____ individuals correct answer: one 
 
With the exception of identical twins, siblings who have the same two biological parents are likely to look similar, but not identical because they have correct answer: a similar but not identical combination of genes. 
 
The fo...
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Add to cartAsexual reproduction requires ____ individuals correct answer: one 
 
With the exception of identical twins, siblings who have the same two biological parents are likely to look similar, but not identical because they have correct answer: a similar but not identical combination of genes. 
 
The fo...
What is cystic fibrosis? correct answer: a recessive, genetic disorder: requires two copies of recessive allele for an individual to have cystic fibrosis 
 
individuals that have it tend to have very thick mucus, which leads to frequent respiratory infections and hard time breathing 
 
life expect...
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Add to cartWhat is cystic fibrosis? correct answer: a recessive, genetic disorder: requires two copies of recessive allele for an individual to have cystic fibrosis 
 
individuals that have it tend to have very thick mucus, which leads to frequent respiratory infections and hard time breathing 
 
life expect...
what are the basic components of an annotated bibliography? correct answer: citation, summary, evaluation, and assessment of relevance to research. 
 
what is a dissecting microscope and what is it used for? correct answer: observes large, relatively opaque objects. Can either use reflective light...
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Add to cartwhat are the basic components of an annotated bibliography? correct answer: citation, summary, evaluation, and assessment of relevance to research. 
 
what is a dissecting microscope and what is it used for? correct answer: observes large, relatively opaque objects. Can either use reflective light...
What information can a phylogenetic tree tell you? correct answer: a visual representation of the relationship between different organisms, showing the path through evolutionary time from a common ancestor to different descendants. 
 
What is the basis for similarity differences between amino acid ...
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Add to cartWhat information can a phylogenetic tree tell you? correct answer: a visual representation of the relationship between different organisms, showing the path through evolutionary time from a common ancestor to different descendants. 
 
What is the basis for similarity differences between amino acid ...
What form, the larvae or the adult, disperses offspring in flying insects? 
 How is this a 
benefit? correct answer: The adult 
 
Which pattern of development do the flat 
worms, rotifers, and roundworms (animals 
included in this laboratory) have? correct answer: Protostome 
 
Explain the express...
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Add to cartWhat form, the larvae or the adult, disperses offspring in flying insects? 
 How is this a 
benefit? correct answer: The adult 
 
Which pattern of development do the flat 
worms, rotifers, and roundworms (animals 
included in this laboratory) have? correct answer: Protostome 
 
Explain the express...
Name the enzyme that breaks down the following substances & what those substances break down into 
-protein 
-starch 
-fats correct answer: *Proteins* - pepsin - peptides (biurets reagent) 
-digestion occurs in the stomach 
 
*Starch* - amylase - maltose (SUGAR) 
(lugols iodine for starch, benedic...
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Add to cartName the enzyme that breaks down the following substances & what those substances break down into 
-protein 
-starch 
-fats correct answer: *Proteins* - pepsin - peptides (biurets reagent) 
-digestion occurs in the stomach 
 
*Starch* - amylase - maltose (SUGAR) 
(lugols iodine for starch, benedic...
- False: Our cells have a nucleus correct answer: T or F: Animals are prokaryotic 
 
- True: Metazoans correct answer: T or F: Animals are multicellular 
 
- True correct answer: T or F: Animals are heterotrophs 
 
- False: Animals have a plasma membrane correct answer: T or F: Animals have cell...
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Add to cart- False: Our cells have a nucleus correct answer: T or F: Animals are prokaryotic 
 
- True: Metazoans correct answer: T or F: Animals are multicellular 
 
- True correct answer: T or F: Animals are heterotrophs 
 
- False: Animals have a plasma membrane correct answer: T or F: Animals have cell...
Fibrous Connective Tissue correct answer: Contains collagen fiber and fibroblast. 
In tendons and ligaments. 
 
Loose Connective Tissue correct answer: Loose web of fibres (matrix of fibres). 
Fibroblast (large nuclei) 
In areolar tissue. 
 
Connective Tissue correct answer: Fibres: collagenous ...
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Add to cartFibrous Connective Tissue correct answer: Contains collagen fiber and fibroblast. 
In tendons and ligaments. 
 
Loose Connective Tissue correct answer: Loose web of fibres (matrix of fibres). 
Fibroblast (large nuclei) 
In areolar tissue. 
 
Connective Tissue correct answer: Fibres: collagenous ...
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