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
patriot [66]
3 years ago
15

Which positive and negative ions are essential for chemical reactions

Biology
2 answers:
elena-14-01-66 [18.8K]3 years ago
4 0
Cations and anions is the answer
77julia77 [94]3 years ago
3 0

Cations and Anions are the positive and negative ions that are essential for chemical reactions. Hope this helped :))


You might be interested in
The tissue(s) that is/are considered excitable because of the ability to generate electrical signals is/are called ________ tiss
REY [17]

Answer:

Muscle tissue and neural tissue

Explanation:

Excitability refers to the ability of muscle and nerve cells of the respective tissues to respond to a stimulus and generate an action potential. Both muscle cells and neurons respond to a stimulus and convert it into the action potential.

Action potential refers to the electrical signal. Propagation of action potential along the membranes of these cells results in muscle contraction and functioning of neurons.

The membrane potential of these cells changes in response to the stimulus and the changed potential is propagated to the other cells.

5 0
4 years ago
What is the first codon in the mRNA that codes for fMet.
Snezhnost [94]

Answer: codon AUG

Explanation: The codon AUG is called the START codon as it the first codon in the transcribed mRNA that undergoes translation. AUG is the most common START codon and it codes for the amino acid methionine (Met) in eukaryotes and formyl methionine (fMet) in prokaryotes.

4 0
3 years ago
Which of the following processes is used to bake breads?
Marina86 [1]

Answer:

either the first one lactic acid fermentation or the third one alcoholic fermentation

8 0
4 years ago
How many copies of the 1st chromosome does a human haploid cell contain
Rufina [12.5K]

Answer:

answer from google: ( see explanation )

Explanation: During the first stage of meiosis, the HOMOLOGUES (1-23) are segregated into different cells, resulting in 2 cells that each have 1 copy of each of the 23 chromosomes (still duplicated from DNA replication).

5 0
3 years ago
Why is chemistry important in the study of biology? 1-The body is composed of chemical elements. 2-Chemical reactions occur in t
Kamila [148]
Physical chemists study matter and energy, and there is chemical reactions in your body, and all living things have elements, like carbon.

I would say D
7 0
3 years ago
Read 2 more answers
Other questions:
  • In the 1950s, 40 percent of the U.S. workforce was engaged in manufacturing. By the 2000s, fewer than ________ percent of U.S. w
    11·1 answer
  • What is the relationships between a gene and a protein
    13·1 answer
  • What carries amino acids to the site of protein synthesis?
    13·1 answer
  • a forest fire destroys an area. a small populations of trees and a large population of birds are both affected. what type of lim
    6·1 answer
  • Some organisms have favorable traits that are well-suited to the environment in which they live. Organisms with this advantage a
    15·2 answers
  • What is the product P?<br> A) Energy <br> B) Glucose <br> C) Hydrogen <br> D) Nitrogen
    15·2 answers
  • Calcium and phosphorus are both essential for the proper growth of
    13·2 answers
  • Is hydrogen peroxide an input or an output?
    9·1 answer
  • HELP WILL MARK BRAINLIEST!! Is distilled water a hypotonic or hypertonic environment for Elodea cells? Explain.
    15·2 answers
  • Please help What part of the blood is responsible for destroying harmful organisms?
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!