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
posledela
4 years ago
11

Which of the following is most important to the heartbeat?

Biology
1 answer:
Dmitry [639]4 years ago
3 0
B. Sinoatrial nobe is the most important
You might be interested in
In many parts of the world, the average age of reproductive maturity is increasing as humans move from urban to rural environmen
Olin [163]

Answer:

Increase in France.

Explanation:

A 5-year increase in the average age of reproduction in both countries i.e. France and India, it will greatly affected the per capita birth rate of both countries but higher in France because the average age of reproduction is higher in France as compared to India. The average age of first reproduction is 15 years old in India and 20 years old in France but with the increase of 5 years, the average age of first reproduction is 20 years old in India and 25 years old in France.

6 0
3 years ago
If nondisjunction occurs during meiosis,
tresset_1 [31]
The answer is choice B.

Nondisjunction happens when the chromosomes don't separate correctly during meiosis, which can result in an extra copy of certain chromosome.

I hope this helped a little bit.
6 0
3 years ago
What are the photoautotrophs?
Valentin [98]

Answer:

Photoautotrophs are organisms that carry out photosynthesis. Using energy from sunlight, carbon dioxide and water are converted into organic materials to be used in cellular functions such as biosynthesis and respiration

Explanation:

the example of photoautrophs are

Examples of phototrophs/photoautotroph include:

Higher plants (maize plant, trees, grass etc)

Euglena.

Algae (Green algae etc)

Bacteria (e.g. Cyanobacteria)

Algae are photoautotrophs found in most ecosystems, but they generally are more important in water-based, or aquatic, ecosystems. Like plants, algae are eukaryotes that contain chloroplasts for photosynthesi

4 0
3 years ago
How is a fish circulatory system like a human​
Anni [7]

I found plenty on why there are different. if you would like a sarcastic answer I would suggest "they both keep swimming, swimming, what do we do we keep swimming swimming. "

7 0
3 years ago
What abdominalpelvic quadrant is the rectum in
pochemuha

Answer:

The rectum is located at the "left lower portion" of the abdominal pelvic region.

Explanation:

The rectum is present at the left lower portion of the abdominal area which gives partial view of the small intestine. Descending to it a sigmoid colon, rectum, left ureter and urinary bladder is present. The diameter of the rectum is like a sigmoid colon near the onset. However, it is bigger at the anus as it forms the rectal ampulla near it. The main function of the rectal ampulla is to store the feces for temporary period. The size of the rectum is 8 inch and it has connected the colon as well as the anus.

8 0
3 years ago
Other questions:
  • What is a method of food preservation that involves placing food in vinegar or a salt solution?
    5·1 answer
  • 1. You homogenize a cell and isolate it from a vesicle derivative from the endoplasmic reticulum. When their biochemistry was an
    7·1 answer
  • Need help need help need help
    6·2 answers
  • True or False: The arrows on a motion map should point in the direction of motion.
    9·2 answers
  • 1. A geneticist crosses a fruit fly that has vestigial wings, an ebony body color and legs for antennae with a fruit fly that is
    12·1 answer
  • Name for all bacteria
    13·1 answer
  • When Jorge looks at the Moon from Earth, he sees different phases of the Moon depending on the time of the month he observes the
    15·1 answer
  • Why is ∆Hf0 62.4 kJ/mol for I2(g), but 0.0 kJ/mol for I2(s)?
    6·1 answer
  • ______ is the transfer of energy through spaces as electromagnetic waves in all directions?
    8·2 answers
  • B2 Cell division
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!