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
Karo-lina-s [1.5K]
3 years ago
7

What is a substance?

Biology
1 answer:
AysviL [449]3 years ago
4 0
It’s A because I Know it
You might be interested in
How are Zinc and Sodium alike
marusya05 [52]

Answer:

they both are solid at room temperture

Explanation:

6 0
3 years ago
Read 2 more answers
The parents of a 13-year-old boy with a sore throat for a week, vomiting for two days, swollen lymph glands, and stiff achy join
telo118 [61]

ANSWER: MITRAL VALVE STENOSIS

EXPLANATION:

The child have the risk of having MITRAL VALVE STENOSIS. It is also referred to as mitral stenosis.

Mitral valve stenosis occurs as results of the mitral valve opening narrowing. Which effect to less blood flowing through it.

The mitral valve is located between two chambers (the atrium and the ventricle) on the left side of your heart.

However, Mitral valve stenosis can lead to different health issues, including blood clots, difficulty breathing, fatigue, and heart failure.

Mitral valve stenosis is specifically caused by rheumatic fever (a childhood disease). This rheumatic fever occurs has a result of the body's immune response to an infection associated with the streptococcal bacteria.

Acute rheumatic fever affects the joints and the heart greatly. It causes joints inflammation temporarily and in severe case causes chronic disability.

Nevertheless, this cardiac complication have treatment and it is based on whether the affected individuals shows symptoms. Medications like blood thinners or anticoagulants (to reduce the risk of blood clots), diuretics, antiarrhythmics (to cure abnormal heart rhythms), beta-blockers (to slow your heart) etc, are being administered based on the level of the complication.

5 0
3 years ago
Help please due tomorrow!!
valentina_108 [34]

Answer:

Y- x+ Y-

Explanation:

when an atom loses electrons the atom the result is a positive ion. when an atom gains an electron, the result is a negative ion

7 0
3 years ago
EXPLAIN WHAT IS DYSTOKIA IN CATTLE
inysia [295]
Dystocia refers when a birth is difficult.
8 0
3 years ago
Explain how archeologist use the fossil record to reconstruct human behavior.
Tasya [4]
The discover things from the past 
6 0
3 years ago
Other questions:
  • Stem cells have the ability to divide
    12·1 answer
  • What is the predominant hypothesis why animals only appeared in the fossil record about 3 billion years after life originated?
    13·1 answer
  • During what stage can chromosomes be seen clearly?
    9·1 answer
  • What does the determination of sex (in humans) have to do with meiosis?
    5·1 answer
  • Charles Darwin studied finches on the Galapagos Islands. While the finches on all the islands came from the same ancestors, the
    11·1 answer
  • ANSWER QUICK!EASY QUESTION! ​
    14·2 answers
  • Please help this question got me confused.
    12·1 answer
  • PLEASEEEEEEEEE HELPPPPP QUICKLYYYYYY!!!
    7·1 answer
  • What are examples of things within an athlete’s internal focus?
    6·2 answers
  • Which form of reproduction combines the genetic information of two different organisms
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!