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
alexdok [17]
3 years ago
14

Both amphibians and mammals rely on a double circulatory system. However, one large difference is ________.a. Amphibians do not

have lungs b. Amphibians mix deoxygenated and oxygenated blood in their heart c. Amphibians have 2 atria d. Amphibians rely on Brownian motion e. None of the above
Biology
1 answer:
astraxan [27]3 years ago
5 0

Answer:

<h2>B </h2>

Explanation:

1. Amphibian's heart is three-chambered from which two are atria and only one is ventricle.

2. And there is two circulatory pathways having different routes.  

3.There is  mixing of oxygenated and deoxygenated blood in case of amphibians.

4. And in case of mammals there is no mixing of blood,, both the oxygenated and deoxygenated blood is completely separate.

5. Mammal's heart contain four chambers from which two are  atria and two are ventricle, and they completely separate both the oxygenated and deoxygenated blood.

You might be interested in
When a rock falls from outer space all the way to the ground it is called a?
zysi [14]

when a rock falls from outer space all the way to the ground it is called a meteorite.

3 0
3 years ago
Which structure or organelle is found in both prokaryotic and eukaryotic cells?
MAXImum [283]
The right answer would be A)ribosomes
4 0
3 years ago
Why is there a link between chimerism and autoimmune diseases?
TEA [102]

Answer:

Microchimerism is implicated in autoimmune diseases. This phenomenon, called microchimerism, is known as one that can provoke several autoimmune disorders, such as lupus and rheumatoid arthritis.

Explanation:

Chronic disease is a condition of human chimerism that shares similarities with some autoimmune diseases. Chimerism has been known to play a role in the pathogenesis of autoimmune diseases. Chimerism indicates the presence of cells from one individual in another individual. Chimeric cell injection causes lupus-like disease. Regarding all of this we can see that chimerism provokes autoimmune deseases.

8 0
4 years ago
Consider the scenarios described below. Match the concept described by the scenario with the theory.
astraxan [27]

Answer:

1 - natural selection

2 - uniformitarianism

3- inheritance of acquired characteristics

4 - catastrophism

Explanation:

1. Natural selection refers to the evolution of organism or changes in the characterstics of organism depending on the environmental conditions. Hence, the lizard moved on fantasy island evolved with larger head and stronger bites as per the environmental condition.

2. The concept of Uniformitarianism states that the natural geological processes happening in present have already occured in past with same intesity and rate. Hence, geologist uses the phrase "The present is the key to the past" for  formation of mountain, rock formation and water movements.

3. Inheritance of acquired characteristics are the characteristic acquird by the ancestors and transmitted that gradually acquired characteristic to their progeny. Hence, the rats acquire the charactieristics and transfered it to the next generations.

4. Catastrophism means the regular occurrence of meteorological and geological disturbances to explain the existence the fossil record. Hence, teh mass exticiton due to asteroid impact is an example of Catastrophism.

So, the correct options in sequential order is natural selection, uniformitarianism, inheritance of acquired characteristics, and catastrophism.

3 0
3 years ago
During what part of the water cycle does a liquid turn into a gas
Nikolay [14]
That part of the water cycle is called condensation....
3 0
3 years ago
Other questions:
  • How does the muscular and skeletal system work together to move an arm. Include the words: contract, relax, ligament, tendon, jo
    9·1 answer
  • Cell theory states that all living things are made out of cells. Which is NOT made
    5·1 answer
  • A term that has the same meaning as "pure" or "true breeding" is________.
    15·1 answer
  • What assessment tool is designed to measure how well a diet meets the recommendations of the dietary guidelines?​
    13·2 answers
  • 1. Explain why some heterotrophs can be described as both a primary consumer and a secondary consumer. What are these heterotrop
    15·1 answer
  • Which statement correctly describes an interaction of the respiratory and
    7·1 answer
  • To be considered a source of water pollution, the source must include a chemical. true or false?
    9·1 answer
  • The decrease in height that can occur in older adulthood results mainly from change in what body area
    10·1 answer
  • What is one way the members of a archaebacteria are different from members of eubacteria?
    6·2 answers
  • What are two kinds of laws that regulate fishing?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!