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
shusha [124]
3 years ago
7

In order for most chemical reactions to occur in living things what inorganic substance must be present?

Biology
1 answer:
sasho [114]3 years ago
4 0

i would say oxygen and hydrogen

You might be interested in
Based on the story details what do you know about meera ?
Black_prince [1.1K]

Answer:A

Explanation it is well thought out and it the most logical

5 0
4 years ago
Read 2 more answers
What is the function of the abundant elastin fibers that occur in the stroma of the lung and around all respiratory tubes from t
Bas_tet [7]

Answer

Elastin fibers are glycoproteins found in the lungs and are usually in large quantities. The abundant elastin fibers are helpful in the recoil process of the lungs after being expanded by the muscles of the respiratory system.

During inhalation,the diaphragm and intercostal muscles expand the chest. This forms a negative pressure and draws the air in.The Lungs recoil to expel used up air during exhalation.

4 0
3 years ago
What observation may have led Aristotle to infer that Earth was the centre of the universe?​
Goshia [24]

Answer:

He could see both the earth and the sun so because he is such a smart diddly doo guy he thought that it means the sun and moon both revolve around the sun, like the tale of Narissisus who looks in the river and falls in love with himself, but dies alone because he is nothing more than an arrogant fool and thats  where the term egotitsiacal narcissitst comes from, in case you didnt

know,. baby im Ecrazy about yah.xplanation:

8 0
3 years ago
An injection is administered through the skin using a hypodermic needle. Identify the first integumentary structure through whic
Phantasy [73]

Answer:

correct Answer: E   Which of the following lists the layers of the epidermis in thick skin in the correct order from deep to superficial? correct Answer: Stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, stratum corneum   Match the following epidermal cell type with its function: Melanocytes.

Explanation:

5 0
3 years ago
which igneous rock has A vesicular rock cooled extrusive, non-crystalline, composed of mainly of scoria, low density. Can float?
s344n2d4d5 [400]

Answer:

An extreme version of scoria occurs when volatile-rich lava is very quickly quenched and becomes a meringue-like froth of glass called pumice. Some pumice is so full of vesicles that the density of the rock drops low enough that it will float

Explanation:

4 0
3 years ago
Other questions:
  • Which substance acts as a buffer in natural water?
    7·2 answers
  • When the muscles in the wall of the bladder contract involuntarily?
    10·1 answer
  • What is an indication that water is entering cells
    13·1 answer
  • Three important changes Linnaeus made in Aristotle's system of classification
    13·1 answer
  • The atomic mass of an element is equal to the:
    12·2 answers
  • Antibodies to common microorganisms have been developed by
    11·1 answer
  • What organism is both secondary and tertiary consumer?
    8·2 answers
  • Jean observes a big bear and two little bears at a national park
    10·2 answers
  • What are potential classification options?
    12·1 answer
  • How are the international efforts at reducing resource and ecological depletion similar?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!