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
Lena [83]
3 years ago
6

What do you know about food chains? They begin with producers and

Biology
2 answers:
Murrr4er [49]3 years ago
7 0

Answer:

a

Explanation:

Drupady [299]3 years ago
3 0

Answer:

A

Explanation:

You might be interested in
Summarize the concepts of carrying capacity and limiting factors.​
Mrac [35]

Carrying capacity is the paramount number of a particular species that the earth or ecosystem can hold while limiting factors are the biotic and abiotic factors that confines or limits the growth of the living organism.

More the amount of limiting factor, greater will be the number of growth of the organism as the raw materials to hold life would be enough to sustain these many number of organism. Therefore, limiting factor governs the carrying capacity of various organisms on earth.

8 0
4 years ago
Which component of the electrocardiogram represents the duration of ventricular contraction?
Advocard [28]

QRS complex refers to the combination of the Q, R, and S waves, and indicates ventricular depolarization and contraction (ventricular systole).

Ventricular rate can be calculated by determining the time interval between QRS complexes. The duration of the QRS complex is normally 0.06 to 0.10 seconds. This relatively short duration indicates that ventricular depolarization normally occurs very rapidly.

P QRS and T waves in electrocardiogram signifies the P wave in an ECG complex indicates atrial depolarization. The QRS is responsible for ventricular depolarization and the T wave is ventricular repolarization.

To learn more about ventricular depolarization  , here

brainly.com/question/10577559

#SPJ4

5 0
2 years ago
How do you think the autonomic nervous system works with other body systems?
r-ruslan [8.4K]

Explanation:

The autonomic nervous system regulates certain body processes, such as blood pressure and the rate of breathing. This system works automatically (autonomously), without a person's conscious effort. Disorders of the autonomic nervous system can affect any body part or process.

4 0
3 years ago
Fungi differ from plants in that they do not reproduce by seeds and lack what?
FromTheMoon [43]
Fungi do not have chlorophyll
8 0
3 years ago
Read 2 more answers
Which statement describes a DNA molecule?
Slav-nsk [51]
It has a double-helix shape
6 0
3 years ago
Read 2 more answers
Other questions:
  • g Which of the following structures can be predicted by a hydropathy plot? A. transmembrane α-helix B. amphipathic α-helix C. β-
    7·1 answer
  • Help please, extra points.
    15·1 answer
  • This organ system is responsible for regulating fluid and chemical balance while preserving vital resources
    5·1 answer
  • How does the hormone cholecystokinin (CCK) help in digestion?
    7·1 answer
  • How many capillary beds does a red blood cell in the hepatic portal vein pass through before reaching the heart?
    6·1 answer
  • Which of the following describes the role of cyclic AMP (cAMP) in hormone response? A. cAMP receives messages from mRNA to begin
    5·1 answer
  • This sandstone formed from sand grains that made up of sand dune
    13·1 answer
  • Water clarity direct effect on orca
    10·2 answers
  • What is the most important part of the human body?<br> {THANK YOU!!!}<br> {have a nice day/night}
    15·2 answers
  • In which phase of mitosis is division of the nucleus completed
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!