BIOLOGY HESI A2 V2 EXAM QUESTIONS

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BIOLOGY HESI A2 V2 EXAM QUESTIONS

Qs and Ans Expert- Explanation

This Exam contains:

-Guarantee passing score -54 Questions and Answers -format set of multiple-choice -Expert- Explanation

Question 1: AIDS is caused by what type of infectious agent?

Answer:

Virus

Question 2: Which molecule is an example of a nucleic acid?

Answer:

DNA

Question 3: Animals are composed primarily of what type of cell?

Answer:

Eukaryotic Question 4: What must any solution injected into tissue be to prevent cells from shrinking or swelling

Answer:

isotonic

Question 5: What term best describes the sum of all an organism's chemical processes?

Answer:

Metabolism Question 6: Which term means a group of similar cells combined to perform a common function?

Answer:

tissue Question 7: Which is a process is the movement of particles from a high concentration to a low concentration?

Answer:

Diffusion Question 8: Human cells need oxygen for respiration. What system of the body is responsible for transporting an oxygen molecule to different locations throughout the body?

Answer:

circulatory Question 9: What. term describes the process of producing the RNA stand from a DNA template?

Answer:

Transcription

Question 10: Skin cells undergo what type of cellular division?

Answer:

Mitosis

Question 11: What part of a light microscope is the slide placed?

Answer:

stage

Question 12: What is the term for movement of water across a cellular membrane?

Answer:

osmosis

Question 13: Where in the cell does the Krebs cycle take place?

Answer:

mitochondria

Question 14: Which statement is an inference related scientific methodology?

Answer:

Nutrients are needed for growth

Question 15: What type of cells are without a true nucleus?

Answer:

Prokaryotic

Question 16: Where does photosynthesis take place?

Answer:

Chrolorplast Question 17: What aerodynamic nature of a birds wing is an example of what central theme in biology?

Answer:

• Organisms and their environment

• Ontogeny

• Structure and function

• Heredity

Question 18: How are viruses categorized?

Answer:

All of these are ways in which a virus is categorized

Question 19: What is the first step in the process of respiration?

Answer:

Glycolysis

Question 20: What action does an enzyme perform that increases the rate of a biological reaction?

Answer:

Lowers the activation energy

Question 21: Which combination of cell cycle phase and descriptor is correct?

Answer:

G2 phase- the phase prior to the start of mitosis in which the cell continues to grow in size and make proteins.Question 22: Which set is correctly listed from characteristic chromosomes number, and most of their cells have a complete set of these chromosomes?

Answer:

Phylum, order, genus, species Question 23: what is the term for a statement predicting the outcome of an experiment?

Answer:

Hypothesis Question 24: In a punnet square, a capital letter represents what type pf allele?

Answer:

Dominant

Question 25: What part of a plant acts as a barrier and provides support cell?

Answer:

• Chloroplast

• Cell membrane

• Xylem

• Cell wall

Question 26: Many control both positive and negative , Mainly body processes.What is this phenomenon called?

Answer:

Homeostasis