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
Semenov [28]
3 years ago
12

An action potential is necessary for a nerve impulse to occur. True or false?

Biology
1 answer:
Arisa [49]3 years ago
5 0
True i guess because well idk..truu
You might be interested in
How one variable affects another happens in:
I am Lyosha [343]

Answer: experiments

Explanation: ap ex certified

4 0
2 years ago
What 2 things do cells need in order to create energy
Brums [2.3K]

Answer:Beginning with energy sources obtained from their environment in the form of sunlight and organic food molecules, eukaryotic cells make energy-rich molecules like ATP and NADH via energy pathways including photosynthesis, glycolysis, the citric acid cycle, and oxidative phosphorylation.

Explanation:

Your body cells use the oxygen you breathe to get energy from the food you eat. This process is called cellular respiration. During cellular respiration the cell uses oxygen to break down sugar. Breaking down sugar produces the energy your body needs.

3 0
2 years ago
Does anyone know what cephalization is?
Pani-rosa [81]

It's the concentration of sense organs, nervous control, etc., at the anterior end of the body, forming a head and brain, both during evolution and in the course of an embryo's development.

3 0
3 years ago
During winter's freezing temperatures, some plants can remove water from their cells to reduce the amount of water that will fre
Nataliya [291]

Answer:

The expansion of excess water as it turns to ice inside the cells would break the cells apart

Explanation:

We know that water expands anomalously. It expands between 4- 0°C.

Hence water expands upon freezing. Ice has more volume than liquid water and takes up more space in plant cells.

The expansion of excess water as it turns to ice inside the cells would break the cells apart

5 0
3 years ago
A man is heterozygous ( Cc ) for a recessive trait that causes a fatal illness , the mother does not carry the recessive allele
Artemon [7]

Answer: A. 50%

Explanation: If you create a Punnett Square and cross the 2 genotypes, out of the 4 possibilities, 2 will be CC and 2 will be Cc.

5 0
2 years ago
Read 2 more answers
Other questions:
  • What is the term for the diffusion of water across a semipermeable membrane?
    5·1 answer
  • Which two factors below make rapid and substantial blood loss life-threatening?
    10·1 answer
  • Through which process are oxygen atoms made available to the cells of
    5·2 answers
  • An orange roughy fish eats squid and small fish. It also is eaten by predators like dolphins and sharks. Where would the orange
    11·2 answers
  • "Explain how and why de-oxygenated blood is pumped to the lungs and is then returned to the heart were the blood now rich with o
    9·1 answer
  • Which of the following statements is/are true concerning peptide bonds? They are the only covalent bond formed between amino aci
    8·1 answer
  • 17. Why is learning theory valuable for a dog trainer?
    10·1 answer
  • A gardener crosses a snapdragon plant that has white flowers with a snapdragon plant with red flowers. All the offspring in the
    9·1 answer
  • Help please asap
    6·1 answer
  • Explain why climate change is having a bigger impact now than it has in the past.
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!