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
andreyandreev [35.5K]
3 years ago
14

Which two substances are among the four major types of organic compounds made by living things?

Biology
1 answer:
skelet666 [1.2K]3 years ago
6 0

Answer:

d and c

Explanation:

You might be interested in
Any part of an ecosystem that is a biotic is
MrRa [10]

Answer:

is non-living

Explanation:

7 0
3 years ago
Read 2 more answers
Which one of the following is an example of epithelial tissue?
Kruka [31]
B. subcutaneous skin layer

6 0
3 years ago
Which groups shown on the tree include invertebrates? Explain.
ikadub [295]

Answer:

the branch

Explanation: yes. bugs

8 0
3 years ago
Que ocurre en los capilares?
Sergeu [11.5K]

Answer:

Los capilares rodean a las células y a los tejidos del cuerpo para aportar y absorber oxígeno, nutrientes y otras sustancias. Los capilares también conectan las ramas de las arterias y las ramas de las venas.

8 0
3 years ago
Photosynthesis is an integral part of what cycle?
kow [346]

Answer:

photosynthesis is a part of the global carbon cycle

5 0
2 years ago
Other questions:
  • In stressful situations, the sympathetic nervous system ________ the arteries of the circulatory system and ________ the pupils
    9·1 answer
  • According to “Making History with Vitamin C,” how did Cook persuade his men to want sauerkraut?
    7·1 answer
  • The humerus is the long bone that extends from the shoulder to the elbow. Which skeletal system does the humerus belong to?
    10·2 answers
  • An _ is a characteristic of matter that can be observe as it changes to a different type of matter
    10·2 answers
  • What features do all cells have?
    9·1 answer
  • Where does the primary source of energy needed for life come from
    8·1 answer
  • please someone help me with this: a mineral's____________shape is determined by its actomic structure.
    13·2 answers
  • Erin hears a rattling noise as she hikes through the desert. Her muscles tense and she breathes faster. According to Selye, Erin
    9·1 answer
  • A biome is defined by four characteristics<br>​
    14·1 answer
  • How is the types of venation in a plant related to the types of root it has and the number of cotyledons in its seeds?​
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!