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
Bess [88]
4 years ago
5

Which of these is a pure substance that cannot be broken down by a chemical reaction?

Biology
1 answer:
Amiraneli [1.4K]4 years ago
5 0

Answer: Element

Explanation: An element is a pure substance that cannot be separated into simpler substances by chemical or physical means.

Each element has unique physical and chemical properties.

Plz mark brainliest:)

You might be interested in
Which of these is true of the cytoplasm of an unfertilized egg?
eduard

Answer:

Answer is A. It is an unevenly distributed mixture of mRNA ,proteins, organelles and other substances.

Explanation:

A cytoplasm can be described as all the materials within a cell or the protoplasm of a cell, excluding the nucleus, which are surrounded or enclosed by the cell membrane.

An unfertilized egg is an egg that is yet to be fertilized by the male spermatozoa.

5 0
3 years ago
Select ALL that apply-All living things *
liraira [26]

Answer:

All living things are made of cells, have the ability to reproduce, grow and develop, use energy, and respond to their enviorment.

6 0
3 years ago
DFG and JKL are complementary angels. m DFG=x+2,and mJKL=x-4. Find the measure of each angle
Mariana [72]
This is not a biology question this is a math question
7 0
3 years ago
Read 2 more answers
What evidence can you use from these images to support the claim that the skulls represent the evolution of a species?
max2010maxim [7]
As you can see the structure of the entire go have changed from a low set posture to a rounded figure. you can also see changes in the jaw shape and the bed of the school you can also see different dynamics in the dents etc within the skull . as you can see the beginner skull is reminiscent of animalistic features and crude shaping.
4 0
3 years ago
03:03:05
Mila [183]

Answer:

I think its is Archaebacteria

Explanation:

I think it is 3) Archaebacteria

4 0
3 years ago
Other questions:
  • How do fossils provide evidence that evolution has taken place?
    8·2 answers
  • A medical researcher measured the diastolic wall thicknesses of the arteries in a young, healthy test subject. The test subject
    15·2 answers
  • A falling blood pH and a rising partial pressure of carbon dioxide due to pneumonia or emphysema indicates ________.
    13·1 answer
  • I dont know this question
    11·2 answers
  • What can be done to preserve the biodiversity of organisms?
    12·1 answer
  • The process of straightening an unsaturated fatty acid to create a more solid fat that resists rancidity is called
    11·2 answers
  • Why did agriculture become the preferred way of supplying basic human needs?
    7·1 answer
  • Which part of the electromagnetic spectrum was used by Galileo when he looked through a telescope and saw light from the stars w
    14·1 answer
  • What is the basic unit of classification of living beings​
    14·1 answer
  • Moting happens when the
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!