Refer to the diagram to answer the question. Which statement is true regarding how muscles contract?



Question 16 options:

Sarcomere A is contracted.


Sarcomere B is relaxed.


D represents Myosin.


C represents Myosin.

The spinal cord and brain make up the central nervous system. The spinal cord extends through the vertebral canal and is composed of an inner gray matter region and an outer white matter . The spinal cord contains enlargements in the cervical and lumbar regions, which give rise to nerves that serve the upper and lower limbs.

Hope this helps :))

The kidney's intrinsic capacity to control blood flow gives the ability to regulate glomerular filtration.

Renal autoregulation is a mechanism that allows the kidneys to maintain constant blood flow and glomerular filtration rate (GFR). This is hugely important to keep homeostasis for several reasons:

Two mechanisms take part in Renal autoregulation:

In conclusion, blood flow and glomerular filtration are two hugely important factors in renal function and both can be regulated by the kidney itself via two mechanisms.

To learn more about renal autoregulation, read here:

https://brainly.com/question/13156490

Answer:

climate change

Explanation:

the deforestation of habitat in mexico, and the loss of native plants in the us that monarchs rely on to feed and reproduce.

Answer:

I believe the correct answer is B) metastasis

The type of selection that makes tall oka trees a better competitor for sunlight over short ones would be directional selection.

It is a kind of natural selection in which individuals with traits at one extreme end of the population are better adapted to the environment.

In this case, tall and short oak trees are at the two extreme ends of the population mean with tall oak trees being able to better competitors for sunlight than the short ones.

The selection is, thus, directional, towards the tall trees rather than the average or the short ones.

More on directional selection can be found here: https://brainly.com/question/12226774

Answer:

Looks like a recessive trait, since both halves of the shape needs to be filled to make the trait active.

The pedigree is explained in the image, and the male is represented by the square and the female is represented by the circle. Here is the sex linked recessive pedigree present in the image.

The pedigree explains the heritable pattern of traits, such as genetic diseases in males and females, as well as the chances of being diseased, such as with sex-linked recessive diseases, where males have a higher chance of being diseased than females. Here the image explains it is a sex-linked recessive disease because most females are carriers, which means they have a single copy of the recessive allele, but when they pass it on to their sons, they get fully diseased as they need a single recessive copy due to the presence of a single X chromosome.

Hence, the male is represented by the square, and the female is represented by the circle, and here is a sex linked recessive pedigree present in the image.  

Learn more about the pedigree here.

https://brainly.com/question/13667608

#SPJ2

The correct order of structures is mouth, oesophagus, crop, stomach(proventriculus), gizzard, intestine, and anus.

The digestive tract of birds starts from the mouth and ends at the anus.

As the food enters the oesophagus through the mouth, it is pushed down to the first stomach called the proventriculus.

Hydrochloric acid, mucus and a digestive enzyme, pepsin, are secreted by specialized cells in the proventriculus and start the process of breaking down the structure of the food material.

Food substances that are hard to digest are transferred to the gizzard. Nutrients are absorbed in the intestines and undigested food substances are removed through the anus.

Learn more about the alimentary canal here:

https://brainly.com/question/881890

Answer:

Test/Back Cross ( a method used to determine the unknown genotype of organsm by crossing it with recessive phenotype)

Answer:

[tex]beinggreat78~here~to~help![/tex]

The term is called a test-cross. This method is used to determine the genotype of someone whose genotype is unknown. For instance, we can see the person's eye color, which is Hazel, but we cannot identify which genotype they have because they have mixed eye colors. You would have to test or back cross to discover their genotype.

Answer:

Electrical energy

Explanation:

The point of panels is conduct energy from the sun and convert to electrical energy without producing pollution. Therefore, the answer is electrical energy.

Nuclear energy can only be find in explosives or stars.

Kinetic energy is the energy of an object's motion due to the object's motion.

Explanation:

An element that can bioaccumulate and

[tex] \large \sf \pmb{D) \: Mercury}[/tex]

What is Mercury with Explanation?

What is Planet Mercury?

Answer:

The palisade layer

The palisade layer contains the most chloroplasts as it's far close to the pinnacle of the leaf. The chloroplasts comprise the pigment chlorophyll. The palisade cells are organized upright.

Answer:

I just answered this question in your other submission of the question. You can look at it if you want!

The obelisk from the temple of Luxor in Egypt (left) and the Egyptian obelisk called Cleopatra's Needle in New York (right).In New York temperature is low,considerable cloudiness with occasional rain showers.

The amount of rainfall and the temperature can influence how quickly rocks weather. The pace of chemical weathering is accelerated by high temperatures and heavier rainfall. 2. Compared to comparable rocks living in cold, dry climates, rocks in tropical regions exposed to heavy rainfall and high temperatures weather far more quickly.

Chemical weathering is accelerated by moisture. Hot, humid regions are the ones that weather the fastest. In hot, dry areas, it happens extremely gradually. Ice wedging is not possible without temperature variations.

Significant influences in weathering include physical forces like temperature and humidity, chemical forces like oxidation and carbonation, and biological forces like animal and human activity-related burrowing.

Thus,In New York temperature is low,considerable cloudiness with occasional rain showers.

To learn more about weathering, follow the link;

https://brainly.com/question/14426457

#SPJ2

Answer:

i would help you with your work but i dont know how ro do it myself

Explanation:

im so sorry

Answer: to stimulate your self

Answer:

The bacteria in our bodies help degrade the food we eat, help make nutrients available to us and neutralize toxins, to name a few examples[8]; [9]; [10]. Also, the microbiota play an essential role in the defense against infections by protecting the colonized surfaces from invading pathogens.

Explanation:

hope this helps

1. They can cause disease.

2. They help us digest food.

3. They are used to add flavor to some foods.

4. They change milk into cheese.

Explanation:

answers.

2

3

4

Answer:

When arginine is added to a culture growing exponentially in a medium without arginine, what occurs? Growth continues, but the production of enzymes required for the synthesis of arginine ceases

Explanation:

Answer:

ice /freezing fosilization results when the whole animal is preserved

Answer:

Below

Explanation:

1. Sedimentary rock

2. Metamorphic rock

3. Magma

4. Igneous rock

5. Weathering and Erosion Ign.

6. Weathering and Erosion Met.

7.Weathering and Erosion Sed

8. Compaction and Sedimentation.

9. Heat and pressure Sed.

10. Heat and pressure Ig

11. Melting

1. Sedimentary Rock

2. Metamorphic Rock

3. Magma

4. Igneous Rock

5. Weathering & Erosion (Ig)

6. Weathering & Erosion (Met)

7. Weathering & Erosion (Sed)

8. Compaction & Cementation

9. Heat & Pressure (Sed)

10. Heat & Pressure (Ig)

11. Melting

12. Cooling & Hardening

Hope this helps!

Answer:

Dendrites - specialized to receive neuronal signals.

Answer:

anaphase II

Explanation:

Nondisjunction in meiosis II results from the failure of the sister chromatids to separate during anaphase II.

hope this helps

pls mark brainliest

Answer: This is the oculomotor nerve.

I hope this helps!

The characteristics of mitochondria is that it has an oval shape bounded by double membrane while chloroplast have a green color.

These are vital parts of the cell as they perform various functions required for the survival of the organism.

The mitochondrion has an oval shape while chloroplasts are green due to the presence of the green pigment known as chlorophyll which is used for photosynthesis.

Read more about Organelle here https://brainly.com/question/25742135

Assuming Hardy-Weinberg equilbrium, we have

p + q = 1

where p = frequency of dominant allele and q = frequency of recessive allele. So

p = 1 - q = 1 - 0.04 = 0.96

Consequently we have

• p² = 0.9216 = frequency of hom ozygous domininant genotype

• pq = 0.0768 = frequency of heterozygous genotype

• q² = 0.0016 = frequency of hom ozygous recessive genotype

since

p² + 2pq + q² = 1

Answer:

Domain

Explanation:

The order of classification is like this (from biggest to smallest):

Domain -> Kingdom -> Phylum -> Class -> Order -> Family -> Genus  -> Species

Hope this helped!