NursingSprint
:: ::
Action
::
Action
:: ::
Action
:: ::
Action
:: ::
Action
:: ::
Action
:: ::
Action
:: ::
Open
:: ::
Action

Practice Question

The cellular membrane consists of a bilayer of which substances?

Answer Choices:

Correct Answer:

Phospholipids.

Rationale:
The phospholipid bilayer is a flexible, semi-permeable membrane that regulates cell transport.
Want to practice more questions like this?

This question is from HESI A2 Biology - Test 2 which contains 31 questions.

Start Full Exam View Exam Details
More Questions from This Exam
Each species has a characteristic chromosome number and most of their cells have a complete set of these chromosomes. However, in the life cycle of humans, only sperm and eggs have which number of chromosomes?

Answer Choices:

A. Polyploid.
B. Diploid.
C. Haploid.
D. Monoploid.
View Full Question
How are viruses categorized?

Answer Choices:

A. All of these are ways in which a virus is categorized.
B. Size and shape.
C. Type of nucleic acid.
D. Presence or absence of an outer envelope.
View Full Question
Which term means alternate forms of a gene for the same trait?

Answer Choices:

A. Alleles.
B. Gametes.
C. Phenotypes.
D. Genotypes.
View Full Question
Which term means alternate forms of a gene for the same trait?

Answer Choices:

A. Alleles.
B. Gametes.
C. Phenotypes.
D. Genotypes.
View Full Question
The aerodynamic nature of a bird's wing is an example of what central theme in biology ?

Answer Choices:

A. Heredity.
B. Ontogeny.
C. Organisms and their environment.
D. Structure and function.
View Full Question
View All 31 Questions
From Exam
HESI A2 Biology - Test 2

31 Questions

View Full Exam Start Practicing
Question Details
  • Category: HESI A2
  • Subcategory: BIOLOGY
  • Domain: Biology Exams
  • Answer Choices: 4
Was this question helpful?
0/5 average rating (0 votes)
Share your thoughts
Comments (0)