Wrong P-Exam Questions

What does translation refer to?

1. the process through which a protein is formed from an mRNA template

2. the process through which the nucleic acids are added by the ribosomes

3. the process through which a template is created from the parent DNA strand

4. the process through which thee ribose sugar becomes a nucleic acid

the process through which a protein is formed from an mRNA template

Which of the following events occur during the Calvin Cycle

1. None of these are correct

2. ATP and NADPH are made using sunlight

3. Inorganic carbon is fixed into organic carbon, such as sugars

4. Organic carbon is fixed into Inorganic carbon, such as sugars

Inorganic carbon is fixed into organic carbon, such as sugars

Which mutated molecule would affect mRNA

1. RNA

2. rRNA

3. DNA

4. tDNA

DNA

A mother is a carrier of a sex-linked mutation for a particular disease. In total, she has five children, three boys and two girls. Which of the following disease patterns are probable given the existence of the sex-linked mutation?

1. Neither of the two female children have the disease

2. Neither parent shows signs of the disease, although the mother is a carrier of the sex-linked mutation

3. Two out of the three male children have the disease

4. Proper application of a sex-linked mutation suggest all of these outcomes are possible

Proper application of a sex-linked mutation suggest all of these outcomes are possible

Which enzyme requires an Rna primer?

1. DNA helicase

2. RNA ribozyme

3. DNA polymerase

4. RNA primase

DNA polymerase

What might be the result of a decrease in the number of replication bubbles

an increase in replication time

Which of the following best describes a phylogenetic tree?

1. A diagram that can represent the differences between two types of organisms

2. A diagram that can represent evolutionary time and the amount of change between organisms

3. A diagram that can represent the similarities between organisms

4. None of these answers are correct

A diagram that can represent evolutionary time and the amount of change between organisms

Which of the following is a protein

1. uracil

2. serotonin

3. hemoglobin

4. cellulose

hemoglobin

_____ refer to variations of a gene, pertain to dominant and recessive genes, and play a role in true breeding.

1. Complementary base pairs

2. Chromosomes

3. Mitochondria

4. Alleles

Alleles

Which of the following statements is true about cofactors?

1. Coenzymes are a specific type of cofactor

2. Cofactors increase the rate of reaction

3. All of the answers are correct

4. Cofactors are required for some enzymes to function

All of the answers are correct

What is the main function of an inhibitor?

1. Increase the rate of reaction

2. Disrupt an enzyme’s activity

3. Positively regulate an enzyme’s activity

4. Decrease the rate of reaction

Disrupt an enzyme’s activity

Dr. Greene uses the same set of procedures that her peers use to test the effects of a medication on behavior. Dr. Greene uses _______.

1. a theory

2. an independent variable

3. an uncontrolled experiment

4. the scientific method

the scientific method

Which of the following occur during membrane depolarization of a neuron?

1. Sodium channels in the membrane are opened

2. The difference in charge across the membrane is reduced

3. All of the answers are correct

4. Sodium enters the neuron

All of the answers are correct

How do cells get energy from ATP?

1. Breaking the bonds between the phosphate groups.

2. Breaking the bonds between the phosphate groups and adenine

3. Breaking the bonds between the ribose and phosphate

4. Breaking the bonds between the ribose and adenine

1. Breaking the bonds between the phosphate groups.

On the periodic table, Nitrogen is found in Group 5A. How many valence electrons does an atom of Nitrogen have?

5 Valence Electrons

During translation _____ carry the amino acids toward the mRNA strand.

• tRNAs

• rRNAs

• tDNAs

• mRNAs

tRNAs

All of the following are types of chemical bonds, EXCEPT:

1. non covalent bonds

2. metallic bonds

3. ionic bonds

4. covalent bonds

non-covalent bonds

Enzymes are known as catalysts; this means that they can _____.

1. none of the answers are correct

2. lower the activation energy of a reaction

3. make a chemical reaction go faster

4. both answers are correct

both answers are correct

Asexual reproduction occurs through _______.

1. cytokinesis

2. mitosis

3. replication

4. meiosis

mitosis