Term
The orginal source of energy used by organisms is?
A) The Sun
B) DNA
C) Plants
D) ATP |
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Term
Which type of bond does not break in water and involves the sharing of electrons?
a. Ionic
b. Covalent
c. Hydrogen
d. Bryophyte |
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Definition
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Term
Amino Acids are the subunit of (blank).
a Carbohydrates
b. Proteins
c. Lipids
d. Nucleotides |
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Definition
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Term
Which of the following is true of enzymes?
a. They speed up reactions
b. The are carbohydrates
c. They are not necessary for metabolism
d. They increase activation energy |
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Definition
| a. They speed up reactions |
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Term
Which of the following types of bonds is formed from shared electrons?
a. Covalent
b. Ionic
c. Hydrogen |
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Definition
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Term
Which type of cell contains a nucleus and chloroplasts?
a. Eukaryotic animal cell
b. Eukaryotic bacterial cell
c. Prokaryotic plant cell
d. Eukaryotic plant cell |
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Definition
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Term
What is the ultimate purpose of photosynthesis?
a. Produce ATP
b. Produce oxygen
c. Produce NADPH
d. Produce glucose |
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Definition
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Term
Which of the following produces no ATP?
a. Glycolysis
b. Krebs cycle
c. Fermantation
d. Electron Transport
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Definition
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Term
In mitosis, the duplicated chromosomes line up in the center of the cell during which stage?
a. Prophase
b. Metaphase
c. Anaphase
d. Telophase |
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Definition
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Term
Which type of cell division produces 4 genetically different daughter cells?
a. Binary fission
b. Mitosis
c. Meiosis
d. Cloning |
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Definition
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Term
The cross of a heterozygous purple flowered plant (Pp) with a homozygous white flowered plant (pp) will produce?
a. 25% purple flowering plants
b. 50% purple flowering plants
c. 100% purple flowered plants
d. 100% white flowered plants |
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Definition
| b. 50% purple flowering plants |
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Term
Why are men more likely to show recessive, sec-linked traits like hemophilia?
a. They only have one allele for the trait
b. They have 2 alleles for the trait
c. They are genetically weaker than women
d. The recessive trait is dominant in men |
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Definition
| a. They only have one allele for the trait |
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Term
What are the complementary base pairs of DNA?
a. Adenine + Guanine; Cytosine + Thymine
b. Phosphate + thymine; Guanine + Cytosine
c. Adenine + Uracil; Cytosine + Guanine
d. Adenine + Thymine; Guanine + Cytosine
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Definition
| d. Adenine + Thymine; Guanine + Cytosine |
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Term
What occurs during gene expression?
a. RNA is converted into a gene which is read by the ribosome
b. A protein is destroyed
c. A chromosome is replicated
d. A gene is converted to RNA which is used to make a protein |
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Definition
| d. A gene is converted to RNA which is used to make a protein |
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Term
A person has a beloved pet cloned. This is an example of (Blank).
a. Reproductive cloning
b. Therapeutic cloning
c. Natural Cloning
d. Gene therapy |
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Definition
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Term
Changes in organisms over a long period of time, including speciation, is known as?
a. Natural Selection
b. Microevolution
c. Macroevolution
d. Convergent evolution |
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Definition
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Term
Which of the following is NOT true of evolution?
a. It is a change in the allel frequencey of a population
b. It occurs within a single generation
c. It is caused by natural selection
d. It is a change in a species over time |
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Definition
| b It occurs within a single generation |
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Term
A heterotroph
a. Is photosynthetic
b. Is motile
c. Is a virus
d. Ingests its engery source |
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Definition
| d. Ingests its engery source |
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Term
The biological purpose of a flower is to?
a. To disperse seeds
b. Photosynthesis
c. To protect the seeds
d. To attract pollinators |
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Definition
| d. To attract pollinators |
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Term
Which kingdom is characterized by hyphae and chitin cell walls?
a. Protists
b. Fungi
c. Plants
d. Animals |
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