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
deff fn [24]
2 years ago
9

9. when a muscle contracts involuntarily What muscle is this?

Biology
2 answers:
DanielleElmas [232]2 years ago
4 0

Answer: Smooth Muscle

Explanation: Smooth muscle cannot be controlled consciously and thus acts involuntarily.

motikmotik2 years ago
3 0
Smooth and cardiac muscle
You might be interested in
Write TRUE or FALSE
Natasha_Volkova [10]

Answer:

TRUE

Explanation:

3 0
3 years ago
During nitrification, _____.
Serga [27]
<span>During nitrification, ammonia is changed back into nitrate.</span>

Nitrification is a three-step process of oxidation of ammonia. It is an aerobic process performed by small groups of autotrophic bacteria (<span>Nitrosomonas, Nitrobacter</span>).
First step- ammonia to hydroxylamine,
Second step-hydroxylamine to nitrite,
Third step-nitrite to nitrate.
Nitrification together with ammonification is part of a nitrogen cycle.
3 0
3 years ago
Which organic molecules are nucleic acids
Lostsunrise [7]
I think it may be this but not quite sure

Lipids are primarily hydrophobic in nature, but there are a large variety of lipids such as fatty acids, mono-, di-, and triglycerides, for example (check wikipedia for more examples). 

<span>Proteins are polymers of amino acids. </span>

<span>Nucleic acids are polymers of nucleotides.</span>
4 0
3 years ago
Sodium and potassium ions are essential for muscle contractions of the heart. The ions are transported using a pump, which obtai
emmasim [6.3K]
The sodium and potassium ions are transported using a sodium potassium pump the process of moving sodium and potassium ions across the cell membrane.
4 0
3 years ago
Read 2 more answers
7. In a classification system, kingdoms contain: (a) the greatest
Tju [1.3M]

Answer:

A

Explanation:

The kingdom is the least specific classification of living things, so it therefore encompasses the largest variety of organisms

7 0
3 years ago
Other questions:
  • What does the word "cycle" tell you about the chemical reactions of the Calvin cycle?
    15·1 answer
  • The monomer for carbohydrates:<br> Atriglyceride<br> Bmonosaccharide<br> Cenzyme<br> D.amino acid
    15·1 answer
  • I really need help! A. Descriptive Data Analysis B. Inferential Data Analysis
    10·2 answers
  • Most scientists describe biodiversity in terms of the number of species that have been discovered and described in scientific jo
    6·1 answer
  • Biologists identify four major components in an ecosystem: producers, consumers, decomposers, and the abiotic environment. what
    11·1 answer
  • Glucoses is a molecule that can move across the cell membrane.if the concentration of glucose is higher inside the cell than out
    8·1 answer
  • Which organelle would be highly prevalent in muscle and nerve cells?
    10·1 answer
  • Which of the following is a type of active transport? O a. equilibrium O b. Protein transport O c. endocytosis O d. diffusion​
    10·1 answer
  • A. GUC<br> B. CGU<br> C. UCG<br> D. UGU
    9·1 answer
  • A set or structures inside the nucleus that contains the directions for how 10 to make a new organisin. -​
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!