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
koban [17]
3 years ago
12

I WILL GIVE BRAINLIEST TO WHOEVER ANSWERS FIRST AND IS CORRECT!!!!

Biology
2 answers:
Scilla [17]3 years ago
8 0

Answer:

burning paper

Explanation:

you can't get the paper back to normal once it's burnt

liberstina [14]3 years ago
5 0

Answer:

D: Burning Paper

Explanation:

Chemical change are the process that can not be reverse or redone i.e. if any change is made in the state of the substance then it cannot be change back to its initial state.

Physical change is opposite to chemical change, in physical change process can be reverse or redone.

You might be interested in
Some scientists reproduce, or grow, cells in a laboratory setting so they can study the cells for particular reasons. Research d
Shalnov [3]

<u>Cell culture i</u>s the method applied by scientists to grown, cells in the laboratory setting to study the cells for particular reasons.

Explanation:

Cell culture is basically a method for survival, reproduction etc which are done under controlled conditions in the space outside the environment. This is also used for data mining.

Purpose: Cell culture is used for propagation of virus

Advantages:

  • Vaccine production by replication of virus
  • Detection of viral cell of virus
  • Convenient easy and economical method

Disadvantages

  • Maintenance of sterile aseptic conditions.  
  • Increases microbial contamination
  • Cross contamination takes place
4 0
3 years ago
What are producers exactly?
Murrr4er [49]
There are manny kinds of producers but which one ate u talking about ...... here are some ⭐️ Either employed by a production company or working independently, producers plan and coordinate various aspects of film production, such as selecting the script; coordinating writing, directing, and editing; and arranging financing. ... Finally, the producer will oversee the marketing and distribution.
6 0
3 years ago
Read 2 more answers
How do the new strands compare to the original strand from which they came?
zzz [600]

Answer: The hydrogen bonds holding the base pairs together in a DNA molecule are relatively weak compared to other chemical bonds. ... The new nucleotides join together to form the sugar-phosphate backbone of a new strand of DNA. The result is two DNA molecules identical to the original.

Explanation:

3 0
3 years ago
What do you mean by germ cell<br><br>​
Svetach [21]

Answer: they are sex cells

Explanation:

  • organisms have two types of cells: somatic(body) cells and germ(sex) cells.
  • Somatic cells are basically all cells <em>except</em> for germ cells.
  • This is a very general summary of the two.

6 0
3 years ago
What book did Darwin propose that evolution occurs by means of natural selection
lozanna [386]
Origin of species by means of natural selection
4 0
3 years ago
Other questions:
  • 1. Which of the following best explains why a cell needs ATP?
    10·1 answer
  • How might an athlete use vital lung capacity compared to a non athlete
    15·1 answer
  • A nursing instructor is teaching students about skin structure. The instructor evaluates student knowledge of the Langerhans cel
    13·1 answer
  • What can get cancer and what must it have in order to get cancer?
    7·1 answer
  • Explain how kinetic energy and thermal energy are related
    13·1 answer
  • 1)Which of the following is a source of genetic variation
    7·1 answer
  • List the order in which Consumers arrive to your new ecosystem
    13·1 answer
  • Wjat is a Shipping and packinging center mean
    11·1 answer
  • Pls help and pls include the explanation
    10·1 answer
  • Increased Serum Interleukin-2 Levels Are Associated with Abnormal Peripheral Blood Natural Killer Cell Levels in Patients with A
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!