A sarcomere is...

A. an organ
B. a protein filament or fiber
C. the basic contractile unit of muscle contraction
D.an organelle

Answers

Answer 1

Answer:

C, basic contractile unit of muscle fiber.

Explanation:

If you read the definition of sarcomere, this is what it says: "A sarcomere (Greek σάρξ sarx "flesh", μέρος meros "part") is the complicated unit of striated muscle tissue. It is the repeating unit between two Z lines. Skeletal muscles are composed of tubular muscle cells (myocytes called muscle fibers or myofibers) which are formed in a process known as myogenesis."

hope this helps.


Related Questions

Convert 6 x 10^8 out of scientific notation.

Answers

Answer:

600000000

Explanation:

How many number is on top of the 10 how many 0s

600 repeating. Hope that helps but it’s 8 ceros

If the DNA sequence was a AGC what would the mRNA sequence be?

Answers

Answer:

DNA utilizes four bases, adenine (A), guanine (G), cytosine (C), and thymine (T), in its code. RNA also uses four bases. However, instead of using 'T' as DNA does, it uses uracil (U). Therefore, if your DNA sequence is 3' T C G T T C A G T 5', the mRNA sequence would be 5' A G C A A G U C A 3'.

Explanation:

How is energy related to the change of state represented
by the model?
Atoms gain energy as a solid changes to a gas.
Atoms gain energy as a liquid changes to a gas.
Atoms lose energy as a solid changes to a gas.
O Atoms lose energy as a liquid changes to a gas.

Answers

Answer:

Explanation:

Atoms lose energy as a gas changes to a solid. How is energy related to the change of state represented by the model? Atoms gain energy as a solid changes to a liquid. If atoms energy during a change of state, they are pulled together by attractive forces and become more organized.

Answer:

Atoms gain energy as a liquid changes to a gas.

Explanation:

Which of the following is true about DNA?
O Adenine pairs with thymine, cytosine pairs with guanine
Adenine pairs with guanine, cytosine pairs with thymine
There are no base pairing rules in DNA. It does what it wants.
Adenine pairs with cytosine, thymine pairs with guanine

Answers

Answer:Adenine pairs with thymine, cytosine pairs with guanine

Explanation: im sure this is the answer 100% pls mark brainliest!

Answer:

Answer: Adenine pairs with thymine, cytosine pairs with guanine

Explanation:

A ---> T

C ---> G

Guys, I know this is not homework related and I am aware so please do not report Please I am begging you I am doing a google classroom where you can get a little closer to God the code is w7cqmhq please join if you want to thank you

Answers

Answer:

I'm about to join, I won't report

A segment of RNA has the sequence AUU. What explanation can be made about how this codon came to be?
A
The RNA strand formed from the rearrangement of the bases in a DNA strand.

B
The RNA strand broke off from a DNA strand that had a much longer genetic code.

C
The RNA codon was transcribed from a DNA strand with the sequence TAA.

D
The RNA codon was transcribed from a DNA strand that had the sequence UAA.

Answers

Answer:

C - The RNA codon was transcribed from a DNA strand with the sequence TAA.

Explanation:

transcription describes the process by which a strand of mRNA is coded for by the protein RNA polymerase taking RNA bases and matching them in complimentry with the DNA bases

A block of wood is measured, as shown in the diagram below.


What is the length of the wooden block in millimeters?

Answers

Answer: It’s 26.0mm mate

Explanation:

Answer: 260 mm

Explanation: if 26 cm to mm is 260

REPLICATE the following strand of DNA: TCGCAAGTCATATC

Answers

Answer:

Replicate DNA: TCGCAAGTCATATC

This is a replicate strand of DNA for what you put down.

help help please. ASAP​

Answers

Answer two I hoped that helped you!!

Some students want to test different soils to find out which ones absorb heat the fastest. For the first test, they put 500 grams of sand in a beaker and put a thermometer in the sand. Which aspect of this experiment should be kept the same in all the other tests? Some students want to test different soils to find out which ones absorb heat the fastest. For the first test, they put 500 grams of sand in a beaker and put a thermometer in the sand. Which aspect of this experiment should be kept the same in all the other tests?

Answers

Answer:

Weight of the soil (500g)

Explanation:

According to this question, some students are conducting an experiment in order to find out which of the different soils used absorb heat the fastest. For the first test, they put 500 grams of SAND in a beaker and put a thermometer in the sand.

In an experiment, the variables that must be kept constant for all the groups is called the CONSTANT OR CONTROLLED VARIABLE. This is done in order not to influence the outcome of the experiment. In this case, the weight (500g) of the soil should be kept the same for all other tests.

This means that for the remaining soil being tested, 500g of each type of soil should be used.

Which of the following statements is NOT an example of evidence?
O The object's length 30 cm.
O The liquid was red in color.
O The liquid froze at 10°C.
O The liquid was identified as water because of its appearance.

Answers

Answer:

its the 4th one, you can't base something off appearance

the last one- it would be more of an observation rather than evidence.

Which landform is an area in a Koppen E zone?


A. desert


B. savannah


C. tundra


D. grassland

Answers

Answer:

D it is The Grassland

Explanation:

D it is The Grassland

An earthworm lives and reproduces in the soil. It aerates the soil and adds organic material to it. The earthworm is a source of food for other organisms. All of these statements together best describe
please answer quick
(1) a habitat
(2) autotrophic nutrition
(3) an ecological niche
(4) competition

Answers

3 An ecological niche

Who can help me on this?

Answers

Option a is the correct answer

help me please asap??? :$

Answers

Answer:

A. To make more body cells. like skin cells or liver cells for example.

ANswer A
I BELIEVE correct me if I'm wrong thi

You're enjoying playing with your neighbor's new kittens. You notice than some of them look identical to the mama cat, while others looks different from the mom and from each other. You remember from your science class that traits are inherited from parents. All BUT ONE of these traits is inherited.

Answers

Answer:mom had alot of cat because thats what she decided to do to hereslf

Answer:

weight

Explanation:

Why do the winds appear curved above the surface of the Earth?

Answers

Answer:

Because the Earth rotates on its axis, circulating air is deflected toward the right in the Northern Hemisphere and toward the left in the Southern Hemisphere. This deflection is called the Coriolis effect. Click the image for a larger view.

Explanation:

Oceans formed when rainwater filled basins 3.8 billion years ago. ________ run into the ocean dissolving minerals like salt as they go. __________ leaves salt in the ocean, which is why the ocean is _________. Salinity has _______________, so the ocean is _______getting any more or less salty. Salinity makes water ____________ and contributes to currents.

Answers

Answer:

Physically erodes

Minerals

Dissolved

Crystals

Thicker

Minerals

Oceans formed when rainwater filled basins 3.8 billion years ago. Physical erosion runs into the ocean dissolving minerals like salt as they go. Minerals leave salt in the ocean, which is why the ocean is dissolved.

Salinity has crystals, so the ocean is thicker and getting more or less salty. Salinity makes water full of minerals and contributes to currents.

How oceans are formed?

The oceans formed billions of years ago due to the condensation of water into rain which significantly filled the basins that ultimately direct the formation of the oceans. Apart from this, the continuous degassing of the interior surface of the earth is also responsible for this fact.

According to the context of this question, the salinity of the oceans depends on the number of minerals dissolved in it which contributes to the development of currents.

To learn more about Oceans, refer to the link:

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What molecules will carry the electrons to the electron transport chain?

Answers

Answer:

electron and nuetrons

The molecules NADH and FADH₂ will carry the electrons to the electron transport chain.

These electron carrier molecules (NADH and FADH₂) are produced during the breakdown of glucose and other energy-rich molecules in the preceding steps of cellular respiration. They carry the high-energy electrons derived from these molecules to the electron transport chain, which is embedded in the inner mitochondrial membrane in eukaryotic cells.

The electrons passed through the electron transport chain ultimately combine with molecular oxygen to form water, which is the final electron acceptor in the chain.

Learn more about the electron transport chain, here:

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The drama club is selling tickets to their play. Tickets cost $12 for students and $20 for adults. The club sold 150 tickets and made $2,040. The
graph models the situation
150
120
Student
90
Tickets Sold
60
30
0
30 60 90 120 150
Adult Tickets Sold
How many student and adult tickets were sold?
A They sold 30 student and 120 adult tickets.
B. They sold 120 student and 30 adult tickets.
C. They sold 100 student and 50 adult tickets.
D. They sold 50 student and 100 adult tickets.

Answers

Answer:

B. They sold 120 student and 30 adult tickets.

Explanation:

120 x 12 = 1,440

30 x 20 = 600

1,440 + 600 = 2,040.

Answer:

B. They sold 120 student and 30 adult tickets.

Explanation:

GIVING BRAINLIEST!!!
What stage of cellular respiration occurs after the formation of acetyl-CoA?

Electron transport chain
Fermentation
Glycolysis
Krebs cycle

Answers

Answer:

D. Krebs Cycle

Explanation:

Hope this helped.

The answer to this question is Krebs Cycle.  

Krebs cycle. A series of chemical reactions that occur in most aerobic organisms and are part of the process of aerobic cell metabolism, by which glucose and other molecules are broken down in the presence of oxygen into carbon dioxide and water to release chemical energy in the form of ATP.

Overview of the Krebs or citric acid cycle, which is a series of reactions that takes in acetyl CoA and produces carbon dioxide, NADH, FADH2, and ATP or GTP.

The Krebs cycle itself actually begins when acetyl-CoA combines with a four-carbon molecule called OAA (oxaloacetate). This produces citric acid, which has six carbon atoms. This is why the Krebs cycle is also called the citric acid cycle.May 15, 2020

What are earths landmasses

Answers

Answer:

Landmasses include supercontinents, continents, and islands. There are four major continuous landmasses on Earth: Afro-Eurasia, the Americas, Antarctica and Australia.

Explanation:

Answer:

Afro-Eurasia, the America, and Australia.

Explanation:

What is the original source of all energy in a food web?



environmental science own words pls i need it

Answers

the original source of all energy in a food web is the sun. the sun provides light energy that producers use in photosynthesis. animals eat the producers and other animals eat those animals. the energy flow goes up the web, but it all originated at the sun

How can you account for the great number, size, and complexity of organic compounds?

Answers

Answer:

Explanation:

"how can you account for the great number, size, and complexity of organic compounds? carbon can bond with so many elements. It can bond with itself and form long chains. Also, all macromoleculse are composed of C,H,N, and O."

Organic compounds number in the millions, far outnumbering inorganic compounds. The reason for this is due to the uniqueness of carbon's structure and bonding abilities.

What are organic compounds?

Any of a wide range of chemical compounds in which one or more carbon atoms are covalently linked to atoms of other elements, most commonly hydrogen, oxygen, or nitrogen.

Carbides, carbonates, and cyanides are among the few carbon-containing compounds that are not classified as organic.

Organic compounds in the body include carbohydrates, lipids (including phospholipids), proteins, nucleotides, and nucleic acids.

Water (H2O), bimolecular oxygen (O2), carbon dioxide (CO2), and some acids, bases, and salts are the most important inorganic compounds. The human body is 60-75% water.

Organic compounds outnumber inorganic compounds by orders of magnitude. This is because of the uniqueness of carbon's structure and bonding abilities.

Thus, this way, one can account for the great number, size, and complexity of organic compounds.

For more details regarding organic compounds, visit:

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A globular cluster is a large group of old stars. What could be a reason new stars are not usually observed within globular clusters?

Answers

Answer: Globular clusters do not have sufficient amounts of gas and dust

Explanation: i got it wrong on usatestprep lol

How will our sun change position on the HR
diagram?

Answers

Answer:

Around the year 7.1 billion AD, the Sun will begin evolving so rapidly that it will cease to be a main-sequence star. Its position on the H-R diagram will begin to shift from where it is now, near the center, towards the upper right where the red giants live.

what are acquired traits why are the streets generally not inherited over generation explain​

Answers

Answer:

Acquired traits are due to changes in the life style, injury, loss of body parts, disuse of some body parts. These are the traits which occur in the somatic cells. Changes in the somatic cells are not passed on to the offspring belonging to next generation. Hence acquired traits cannot be passed on to next generation.

Explanation:

Help me please guys I’ll give you brain lee ist

Answers

Answer:

Had this and it was 3 for me :)

Explanation:

Hope its correct :)

The channels in cell membranes that help substances to move in and out 20 poll
of cells during active transport are made of
A. protein.
B. chlorophyll.
C. cytoplasm
D. carbohydrates
NEED ASAP

Answers

Answer: C. cytoplasm

Explanation:

Mark as brainliest if you want ;)

Which of the following are parts of the circulatory system?

A.heart, veins, arteries, capillaries

B.heart, brain, arteries, lungs

C.heart, spine veins, brain

D.heart, esophagus, veins, capillaries

Answers

Answer: heart, brain, arteries, and lungs

Explanation:

Answer: B.

Explanation:

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