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
goldfiish [28.3K]
3 years ago
7

Which of the following statements is true?

Biology
2 answers:
blagie [28]3 years ago
6 0

Answer:

C. capillaries connect arteries and veins.

Explanation:

A is false, veins carry blood towards the heart.

B is false because arteries are the thickest blood vessel.

C is completely true

D is false, heartbeat is controlled by electric impulses

Lynna [10]3 years ago
3 0
C

Capillaries connect the arteries to veins. The arteries deliver the oxygen-rich blood to the capillaries, where the actual exchange of oxygen and carbon dioxide occurs.
You might be interested in
Write a lab report for this lesson’s lab.
Lunna [17]

Explanation:

what's the lesson can u show uss

8 0
3 years ago
Read 2 more answers
Help me with this question
Gwar [14]
One reason why a species may go extinct is due to environmental changes. For example, if a environment undergoes deforestation / wild fires it’s environment will no longer be grassy green and would not allow for an animal like the Japanese rat snake to use its green coloring to camouflage from predators
8 0
3 years ago
Read 2 more answers
Which of the following is a true statement? Land mammals such as bats, cats, dogs, cattle and mammoths became common during the
Sergeeva-Olga [200]
Land mammals became more common in the Quaternary period, which came after the Neogene, so the first statement is not true.

FIrst whales evolved 50 million years ago and the quaternary period began 2,6 years ago, so the first whales did not evolve during this period.

The quarternary period is famous for its ice ages, so the Earth did not heat up during this period.  

There was indeed a rise in the ocean levels during the Neogene period, so this is a true statement

8 0
3 years ago
Help science!
REY [17]
The answer to your rather difficult question is paper. only certain trees make gum rubber, only certain trees make syrup and none of them make turpentine( an extremely flammable substance. the only thing you can get from almost every tree is paper.
7 0
3 years ago
When there are different amounts of a substance on either side of the cell membrane, a(n) _____ gradient results.
marishachu [46]
It is known as a concentration gradient which in diffusion will always flow from ares of high concentration to areas of low concentrations 

So i believe the answer to this is A. 
6 0
3 years ago
Read 2 more answers
Other questions:
  • A pea plant has a tall stem. What are it's possible genotypes
    7·1 answer
  • Why is the world facing and energy crisis in the 21st century
    10·1 answer
  • What are the three main statements to cell theory
    11·1 answer
  • While performing the acid-fast stain procedure, you heat your fixed bacteria with carbolfuchsin for 5 minutes, let the slide coo
    7·2 answers
  • Which level of organization is pictured?
    12·2 answers
  • Which of the following is an example of organic matter?
    10·1 answer
  • NADPH is created by which photosystem of the light reactions of photosynthesis?
    13·1 answer
  • What is the purpose of the electron transport chain?
    9·1 answer
  • Label the image with the type of plant used in the bouquet.
    6·1 answer
  • I am a unicellular organism that does not have a nucleus. I live in acidic environments. What domain would I be found in. Why?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!