1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Evgen [1.6K]
3 years ago
14

The circulatory system of a whale is considered an organ system because it is composed of different A. cells. B. tissues. C. org

ans. D. molecules. E. heart.
Biology
1 answer:
Gelneren [198K]3 years ago
8 0

Answer:organs

Explanation:the body of multicellular organisms are organised into levels of organization.these levels increases in complexity.

The macromolecules makes up the organelles . organelles in turn makes up the cell.A group of similar cells at a certain location makes up an organ.for example the heart consists of a number of cells.

A group of organs which work together to achieve a specific function in the body , makes up the organs system.

For example the circulatory system of a while is made up of different connected organs - heart, blood vessels,to perform the function of transporting blood around it's body.this makes it an organ system.

You might be interested in
Which is of the following is an organic molecule?
Kisachek [45]
The answer is A which is CH4.
5 0
3 years ago
Which term describes the area of bedrock from which soil forms?
maw [93]

Answer:

A

Explanation:

6 0
2 years ago
Read 2 more answers
Which statement is NOT true concerning setting up an experimental design
pav-90 [236]
You do not need to plan. that was a false statement
4 0
3 years ago
Can someone help me please
Luba_88 [7]

Answer:

I think it should be C and D both.

7 0
3 years ago
What are the sex chromosomes of a female mammal?either of a pair of chromosomes that determine whether an individual is male or
alex41 [277]
Females have two X chromosomes while males have one X and one Y chromosome
8 0
3 years ago
Other questions:
  • What is a fiber like web in the cytoplasm that gives strength and support to the cell? Must be 12 letters and start with a C.#4
    8·1 answer
  • Average annual precipitation and _____ are the two major features that define the biomes on earth. location population temperatu
    14·2 answers
  • "botox injections smooth facial wrinkles because _____ is an acetylcholine antagonist that blocks the underlying facial muscles.
    5·2 answers
  • often know as the powerhouses of cell this organelle generates energy for the cell through cellular respiration this means it ta
    7·1 answer
  • What happens when light energy excites electrons
    15·1 answer
  • Which best describes the results of this experiment
    13·2 answers
  • Which term describes a normal value for something in the body?
    12·2 answers
  • Identify the following by typing (a) for mitosis or (b) for meiosis on the line before the statements: _____ produces 4 unique g
    14·1 answer
  • What would the dna look like if it was made from dna with the following sequences?
    6·1 answer
  • Reflect again on competitive relationships. What would happen if the factor became more abundant or unrestricted?
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!