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
Neko [114]
3 years ago
14

What characteristic of cardiac muscle causes contraction of the heart as a unit?

Biology
1 answer:
Readme [11.4K]3 years ago
6 0
The cardiac muscle has intercalated disk that allows rapid transmission of the impulse. This will allow the cardiac muscle to have a coordinated way. The heart muscle has pacemaker that will spread the signal in regular time. The transmission of impulse is also controlled by a few checkpoint like the bundle of his to make the signal to the Purkinje fiber of left and right ventricle at the same time.
You might be interested in
A _____ is a sequence of 3 nucleotides within mRNA that encodes for a specific amino acid or termination sequence. ​
gregori [183]

Answer: Codon

Explanation: A codon is a triplet of nucleotides in an mRNA that codes for specific amino acids. There are 64 possible codons. They are called the genetic codes. Three of these codons (UAA, UAG, UGA) do not code any known amino acid and are thus called termination codons. One of the codons (AUG) signals the beginning of translation and is thus called initiation codon.

6 0
3 years ago
Which internal factor does not influence hunger? Select one:
grin007 [14]
Environmental functions is the correct option. Hope it helped U. If it helped you please mark as brainliest
6 0
3 years ago
Complete burning of fossil fuels releases carbon primarily to what part of the biosphere?
skad [1K]

Answer:

Atmosphere

Explanation:

carbon dioxide is naturally released into the atmosphere by the decay and flatulance of animals. But you extract fossil fuels from the ground and burn them. The burning of fossil fuels is called combustion.

3 0
3 years ago
Under a microscope, a student observes a specimen containing a cell wall, nucleus, and chloroplasts.
mart [117]

Answer:

A plant cell b/c it has chloroplast

Explanation:

Chloroplast absorbs sunlight also known as light energy used for the process of photosynthesis.

5 0
4 years ago
Read 2 more answers
Henry was diagnosed as having an inflammation of the bone marrow and adjacent bone. which term describes this condition?
lyudmila [28]
The term that describes this condition is osteomyelitis. 
Osteomyelitis is an infection of the bone, a rare but serious condition. Bones can become infected in a number of ways; Infection in one part of the body may spread through the bloodstream in the bone, or an open fracture or surgery may expose the bone to infection. 
7 0
3 years ago
Other questions:
  • What areas of the body are involved in the lymphatic system and how do they work?
    12·1 answer
  • Holding one's head slightly down when racewalking will make breathing more difficult.
    7·2 answers
  • What assembles some components of the cell membrane modifies proteins has ribosomes attached to it?
    15·1 answer
  • What is not a normal component of lymph
    10·1 answer
  • Once a prophage is present in a bacterial genome, viral genes are reproduced every time the bacterium multiplies. Expression of
    13·1 answer
  • Diffusion takes place
    8·1 answer
  • The fluid-mosaic model considers the cellular membranes to consist of ________ layer(s) of phospholipid molecules and that the i
    14·1 answer
  • In a pond environment there are bacteria (Monera), protozoa (Protista), water hyacinths (Plantae),
    8·1 answer
  • Which event leads to a diploid cell in a life cycle?
    10·1 answer
  • Which of the following equations represents the right chemical process that occurs in photosynthesis? Question 8 options: A) Six
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!