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
gayaneshka [121]
3 years ago
9

Mammals lead more active lives than reptiles because mammals have body hair and more efficient hearts and _____.

Biology
2 answers:
Irina18 [472]3 years ago
6 0
The answer is "lungs" 
asambeis [7]3 years ago
5 0

My answer is: Mammals lead more active lives than reptiles because mammals have body hair and more efficient hearts and lungs.

 

<em>hope this helps!</em>


You might be interested in
In photosynthesis what substances are produced
NikAS [45]
Carbon dioxide and water are converted into glucose and oxygen
8 0
3 years ago
The process of natural selection occurs randomly in nature. true or false
djverab [1.8K]
False in a sense because it is not random. It is just that some organisms have more advantageous characteristics than others. These genes are then passed on which makes the likelihood of the next generation surviving greater.
3 0
3 years ago
The central portion of Earth is called<br> core<br> crust <br> mantle<br> moho
Vinil7 [7]
The central portion of Earth is called the CORE
8 0
3 years ago
Read 2 more answers
Question 3 of 10
Neporo4naja [7]

Answer:

a. concentration gradient

Explanation:

i did it in apex and got it right.

4 0
3 years ago
Almost all the energy used by living things comes from _____. animals plants the Earth the Sun
yuradex [85]

The sun is a source of energy for all living things.

6 0
3 years ago
Read 2 more answers
Other questions:
  • The endocrine system is directly involved with ____.
    8·2 answers
  • 1.) Which of the following is an electron carrier used to transfer energy in cellular respiration?
    15·1 answer
  • How do all multicellular organisms begin?
    10·2 answers
  • Variations within a species are probably caused by:
    11·1 answer
  • What is the best way to determine if it is living or nonliving
    12·2 answers
  • Which of these statements describes one way that a nonrenewable energy resource is obtained?
    11·2 answers
  • Describe how the environment (predation, shelter, wind, access to water) might affect a population/ species?
    11·1 answer
  • Please help!!! Question on picture :3
    15·2 answers
  • Escribe las partes de la célula:<br> Doy corona
    15·1 answer
  • Describe what happens to a meal of oily beans and maize from the time of ingestion up to the time of aborption
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!