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
Mkey [24]
3 years ago
12

Explain 4. When are chemical properties observable?

Biology
1 answer:
mihalych1998 [28]3 years ago
7 0
They are observable when there is a change in color, smell, temperature, and there is a precipitate or formation of bubbles.
You might be interested in
Explain why mangrove trees are important to their coastal habitats.
aleksley [76]
Mangrove trees can provide safety and shelter to many juvenile fish and small creatures. They also help filter out pollution.
6 0
3 years ago
What best defines gene flow
frez [133]

Explanation:

Gene flow is the exchange of alleles between two or more populations.

3 0
3 years ago
Read 2 more answers
Once a human is infected with a virus, bacterium, fungus, or parasite, how do these organisms cause disease?
Airida [17]

<u>Answer</u>:

Once a human is infected with a virus, bacterium, fungus, or parasite they interfere with the human’s normal body function .

<u>Explanation</u>:

The infection due to the pathogen are not always end up as a disease. Infection occurs when any pathogen comes inside the human body it can be virus, bacteria or can be fungus, and starts multiplying by getting suitable environment as well as the host. The microbes sometimes challenges the immune system and lowers the resistance power the body. So,  as viruses does by killing the fighter cells and also by disrupting the general cell functions.  

5 0
3 years ago
Based on fossil evidence, about how long ago did the first
garik1379 [7]
Around 4.1 billion years ago the first single celled organism appeared
3 0
4 years ago
Read 2 more answers
What orgenell has a wip like tail that moves<br> the cell
Paraphin [41]

Answer: flagella

Explanation: not sure but i believe it is

8 0
3 years ago
Read 2 more answers
Other questions:
  • In autumn, the leaves of deciduous trees change colors. this is because chlorophyll is degraded and _____.
    14·1 answer
  • Jorge and edna are affluent, in their mid-seventies, and in relatively good health. their three-bedroom house is more than they
    15·1 answer
  • Can you give me a long list of stinging insects
    5·1 answer
  • What is the function of the swim bladder?
    5·2 answers
  • The nuclei of two atoms of _____________are combined to form a single atom of _________with a larger nucleus.
    6·1 answer
  • PLEASE HELP!!!!!
    7·1 answer
  • Which of the following causes the change in seasons on Earth?
    14·2 answers
  • The purpose of the endocrine system is to Select one: a. extract nutrients from food to meet the body s needs for energy and eli
    9·1 answer
  • Which process can be primarily affected by gallbladder disease?
    7·2 answers
  • 2. What type of pesticide is used to kill mold?
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!