Question 1

The two types of cells are:

Accepted Answer

A) animal and eukaryotic 
B) animal and plant 
C) eukaryotic and prokaryotic 
D) eukaryotic and plant 
A) animal and eukaryotic 
B) animal and plant 
C) eukaryotic and prokaryotic 
D) eukaryotic and plant

Question 2

Which of the following describes heterozygous individuals?

Accepted Answer

A) They have two different alleles for the same gene 
B) They have two of the same alleles 
C) They result from asexual reproduction only 
D) They result from sexual reproduction only 
A) They have two different alleles for the same gene 
B) They have two of the same alleles 
C) They result from asexual reproduction only 
D) They result from sexual reproduction only

Question 3

Which of the following occurs during binary fission?

Accepted Answer

A) The chromosomes bind to the plasma membrane. 
B) Chromatids separate into individual chromosomes and pull apart towards opposite ends of the cell 
C) The chromosomes gather along the metaphase plate. 
D) The homologous pairs of chromosomes exchange bits of DNA in a process called crossing over. 
A) The chromosomes bind to the plasma membrane. 
B) Chromatids separate into individual chromosomes and pull apart towards opposite ends of the cell 
C) The chromosomes gather along the metaphase plate. 
D) The homologous pairs of chromosomes exchange bits of DNA in a process called crossing over.

Question 4

Which of the following needs to be present in order for a substance to be considered a nucleotide?

Accepted Answer

A) ribose, amino acid, phosphate 
B) deoxyribose, adenosine, triphosphate 
C) 5 carbon sugar, nitrogenous base, triphosphate 
D) 5 carbon sugar, nitrogenous base, phosphate group 
A) ribose, amino acid, phosphate 
B) deoxyribose, adenosine, triphosphate 
C) 5 carbon sugar, nitrogenous base, triphosphate 
D) 5 carbon sugar, nitrogenous base, phosphate group

Question 5

A flagellum is a whip-like appendage found on the surface of some cells. What is their primary purpose?

Accepted Answer

A) Transport proteins throughout the cell 
B) Detoxification of medications and poisons 
C) Movement of the cell 
D) Membrane production 
A) Transport proteins throughout the cell 
B) Detoxification of medications and poisons 
C) Movement of the cell 
D) Membrane production

Question 6

During which phase of cell reproduction do the cell's chromosomes gather on each side of the cell as it begins to pinch?

Accepted Answer

A) Anaphase 
B) Metaphase 
C) Telophase 
D) Prometaphase 
A) Anaphase 
B) Metaphase 
C) Telophase 
D) Prometaphase

Question 7

Which of the following happens in meiosis but not mitosis? (Select all that apply)

Accepted Answer

A) Chromatids separate into individual chromosomes and pull apart towards opposite ends of the cell. 
B) The homologous pairs of chromosomes exchange bits of DNA in a process called crossing over. 
C) The homologous pairs of chromosomes are pulled apart by the spindle and brought to opposite ends of the cell. 
D) The chromosomes gather on each side of the cell as it begins to pinch. 
A) Chromatids separate into individual chromosomes and pull apart towards opposite ends of the cell. 
B) The homologous pairs of chromosomes exchange bits of DNA in a process called crossing over. 
C) The homologous pairs of chromosomes are pulled apart by the spindle and brought to opposite ends of the cell. 
D) The chromosomes gather on each side of the cell as it begins to pinch.

Question 8

Which of the following lists the steps of the Scientific Method in the correct order?

Accepted Answer

A) observation, hypothesis, experiment, conclusion 
B) hypothesis, observation, experiment, conclusion 
C) theory, hypothesis, experiment, conclusion 
D) observation, experiment, hypothesis, conclusion 
A) observation, hypothesis, experiment, conclusion 
B) hypothesis, observation, experiment, conclusion 
C) theory, hypothesis, experiment, conclusion 
D) observation, experiment, hypothesis, conclusion

Question 9

Which cell organelle functions in the detoxification and metabolism of multiple molecules?

Accepted Answer

A) Lysosomes 
B) Rough endoplasmic reticulum 
C) Smooth endoplasmic reticulum 
D) Golgi apparatus 
A) Lysosomes 
B) Rough endoplasmic reticulum 
C) Smooth endoplasmic reticulum 
D) Golgi apparatus

Question 10

Cells are made up of components referred to as:

Accepted Answer

A) phospholipids 
B) amino acids 
C) organelles 
D) nucleic acids 
A) phospholipids 
B) amino acids 
C) organelles 
D) nucleic acids

Question 11

Which of the following is a protein that acts to catalyze different reactions or processes within a cell?

Accepted Answer

A) Enzymes 
B) Nucleic acids 
C) Amino acids 
D) Steroids 
A) Enzymes 
B) Nucleic acids 
C) Amino acids 
D) Steroids

Question 12

Which of the biologic molecules are considered the most significant when it comes to contributing to cellular function?

Accepted Answer

A) Nucleic acids 
B) Carbohydrates 
C) Lipids 
D) Proteins 
A) Nucleic acids 
B) Carbohydrates 
C) Lipids 
D) Proteins

Question 13

Which of the following best describes amino acids that cannot be naturally produced by the body and, therefore, are obtained through the organism's diet?

Accepted Answer

A) Essential amino acids 
B) Nonessential amino acids 
C) Enzymes 
D) Steroids 
A) Essential amino acids 
B) Nonessential amino acids 
C) Enzymes 
D) Steroids

Question 14

What is represented by the following formula?
6CO2 + 6H2O + Light energy → C6H12O6 + 6O2

Accepted Answer

A) Glycolysis 
B) Photosynthesis 
C) Cellular respiration 
D) The Calvin cycle 
A) Glycolysis 
B) Photosynthesis 
C) Cellular respiration 
D) The Calvin cycle

Question 15

Which of the following correctly lists the hierarchic system of classification from most inclusive to least inclusive?

Accepted Answer

A) Kingdom, Phylum, Order, Family, Class, Genus, Species 
B) Kingdom, Phylum, Class, Family, Order, Genus, Species 
C) Kingdom, Phylum, Class, Order, Family, Genus, Species 
D) Kingdom, Phylum, Order, Class, Family, Genus, Species 
A) Kingdom, Phylum, Order, Family, Class, Genus, Species 
B) Kingdom, Phylum, Class, Family, Order, Genus, Species 
C) Kingdom, Phylum, Class, Order, Family, Genus, Species 
D) Kingdom, Phylum, Order, Class, Family, Genus, Species

Question 16

What is the primary reason cells undergo mitosis?

Accepted Answer

A) Mitosis produces gametes, allowing organisms to reproduce. 
B) Mitosis increases genetic variation within the species. 
C) Mitosis produces cells for growth and to replace worn out cells. 
D) Mitosis produces daughter cells that are different from the parent cell. 
A) Mitosis produces gametes, allowing organisms to reproduce. 
B) Mitosis increases genetic variation within the species. 
C) Mitosis produces cells for growth and to replace worn out cells. 
D) Mitosis produces daughter cells that are different from the parent cell.

Question 17

Many cells uptake food through the cell membrane creating a food vacuole in a process known as

Accepted Answer

A) osmosis 
B) photosynthesis 
C) phagocytosis 
D) cytokinesis 
A) osmosis 
B) photosynthesis 
C) phagocytosis 
D) cytokinesis

Question 18

The products of cellular respiration are:

Accepted Answer

A) water, carbon dioxide, and adenosine triphosphate (ATP) 
B) water, carbon dioxide, and glucose 
C) adenosine triphosphate (ATP), oxygen, and glucose 
D) adenosine triphosphate (ATP), NADH, and pyruvate 
A) water, carbon dioxide, and adenosine triphosphate (ATP) 
B) water, carbon dioxide, and glucose 
C) adenosine triphosphate (ATP), oxygen, and glucose 
D) adenosine triphosphate (ATP), NADH, and pyruvate

Question 19

Proteins are made of chains of:

Accepted Answer

A) phospholipids 
B) amino acids 
C) nucleotides 
D) sugars 
A) phospholipids 
B) amino acids 
C) nucleotides 
D) sugars

Question 20

What does the phenotype refer to?

Accepted Answer

A) the set of observable characteristics of an individual 
B) the environmental factors which affect the characteristics of an individual 
C) the genetic makeup of a cell 
D) none of the above 
A) the set of observable characteristics of an individual 
B) the environmental factors which affect the characteristics of an individual 
C) the genetic makeup of a cell 
D) none of the above

The two types of cells are:

Which of the following describes heterozygous individuals?

Which of the following occurs during binary fission?

Which of the following needs to be present in order for a substance to be considered a nucleotide?

A flagellum is a whip-like appendage found on the surface of some cells. What is their primary purpose?

During which phase of cell reproduction do the cell's chromosomes gather on each side of the cell as it begins to pinch?

Which of the following happens in meiosis but not mitosis? (Select all that apply)

Which of the following lists the steps of the Scientific Method in the correct order?

Which cell organelle functions in the detoxification and metabolism of multiple molecules?

Cells are made up of components referred to as:

Which of the following is a protein that acts to catalyze different reactions or processes within a cell?

Which of the biologic molecules are considered the most significant when it comes to contributing to cellular function?

Which of the following best describes amino acids that cannot be naturally produced by the body and, therefore, are obtained through the organism's diet?

What is represented by the following formula? 6CO₂ + 6H₂O + Light energy → C₆H₁₂O₆ + 6O₂

Which of the following correctly lists the hierarchic system of classification from most inclusive to least inclusive?

What is the primary reason cells undergo mitosis?

Many cells uptake food through the cell membrane creating a food vacuole in a process known as

The products of cellular respiration are:

Proteins are made of chains of:

What does the phenotype refer to?

HESI-A2-Chemistry

HESI-A2-Math

HESI-A2-Vocabulary

HESI-A2-Reading

HESI-A2-Grammar

HESI-A2-Physics

HESI-A2-Anatomy & Physiology

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Exam 6: HESI-A2-Biology

The two types of cells are:

Which of the following describes heterozygous individuals?

Which of the following occurs during binary fission?

Which of the following needs to be present in order for a substance to be considered a nucleotide?

A flagellum is a whip-like appendage found on the surface of some cells. What is their primary purpose?

During which phase of cell reproduction do the cell's chromosomes gather on each side of the cell as it begins to pinch?

Which of the following happens in meiosis but not mitosis? (Select all that apply)

Which of the following lists the steps of the Scientific Method in the correct order?

Which cell organelle functions in the detoxification and metabolism of multiple molecules?

Cells are made up of components referred to as:

Which of the following is a protein that acts to catalyze different reactions or processes within a cell?

Which of the biologic molecules are considered the most significant when it comes to contributing to cellular function?

Which of the following best describes amino acids that cannot be naturally produced by the body and, therefore, are obtained through the organism's diet?

What is represented by the following formula? 6CO2 + 6H2O + Light energy → C6H12O6 + 6O2

Which of the following correctly lists the hierarchic system of classification from most inclusive to least inclusive?

What is the primary reason cells undergo mitosis?

Many cells uptake food through the cell membrane creating a food vacuole in a process known as

The products of cellular respiration are:

Proteins are made of chains of:

What does the phenotype refer to?

HESI-A2-Chemistry

HESI-A2-Math

HESI-A2-Vocabulary

HESI-A2-Reading

HESI-A2-Grammar

HESI-A2-Physics

HESI-A2-Anatomy & Physiology

Filters

What is represented by the following formula? 6CO₂ + 6H₂O + Light energy → C₆H₁₂O₆ + 6O₂