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
Paul [167]
3 years ago
9

When do the respiratory and circulatory systems work together?

Biology
1 answer:
GaryK [48]3 years ago
4 0
D to supply nutrients
You might be interested in
A star has less mass than a galaxy and more mass than a planet.<br> True<br> False
Mumz [18]

Answer:

True

Please mark brainliest!

3 0
3 years ago
Read 2 more answers
What is DNA polymerase?
Romashka-Z-Leto [24]

Answer:

Not all bats hibernate. Even though bears and bats are the two most well-known hibernators, not all bats spend their winter in caves. Some bat species like the spotted bat survive by migrating in search of food to warmer areas when it gets chilly.

Explanation:

the answer is d

3 0
2 years ago
How are segmented worms and round worms alike
jeka57 [31]
Both have same structure. Eat the same, move the same.
5 0
3 years ago
Does mitosis or meiosis involve changes within the nucleus
Leona [35]

<u>Answer:</u>

  • Yes, mitosis or meiosis involve changes with in the nucleus.
  • The process of 'nuclear division in eukaryotic cells' happens when two identical daughter cells are produced by the parent cell division.
  • The cell division reduce the half number of chromosomes on parent cell and four gamete cells are produced.

<u>Explanation:</u>

  • The function of mitosis is to repair, grow and asexual reproduction.
  • The meiosis process claim to produce sperm and egg cells for sexual reproduction.
  • Mitosis produces '2n two diploid cells' that is identical to each other and original parent cell.
  • Meiosis produce n four haploid gametes that are 'genetically unique' to each other.
8 0
3 years ago
Which statement is the most reasonable testable prediction for the hypothesis: All birds can fly?
goblinko [34]

Answer:

"Examine the list of all known species of birds and determine if any species cannot fly" would be the most reasonable answer.

7 0
3 years ago
Other questions:
  • In classical conditioning, if the conditioned stimulus is repeatedly presented without the unconditioned stimulus, what will lik
    9·2 answers
  • Salt marshes are primarily influenced by _____. A. migratory birds B. their rate of flow C. mangroves D. the tides
    6·2 answers
  • Matching the following terms and definitions.
    13·2 answers
  • Messages from the brain to the muscles and glands in the body begin their journey in the __________.
    6·1 answer
  • Question 29 5 pts
    7·1 answer
  • What amino acid does the codon ACU code for?<br> a. ThreonineB. AlanineC. TryptophanD. Leucine
    5·2 answers
  • Write the correct phenotype for the given statement. Need Answers ASAP!! Will give brainly!
    7·1 answer
  • A major disturbance that the ecosystem was able to recover completely from.
    9·1 answer
  • What is the skeleton moved by, when the body moves options : bones , muscles .​
    8·1 answer
  • How do vasoconstriction and vasodilation contribute to the homeostasis of body temperature ?​
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!