Biology High School

what is the involuntary movement of the muscles that move food through the digestive system.

Answers

Answer 1
peristalsis, hope I helped
Answer 2

Answer:

It is Peristalsis

Explanation:

I just did it

Related Questions

Body defenses that respond to generalized tissue damage and many common pathogens are referred to as

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Body defenses that respond to generalized tissue damage and many common pathogens are referred to as nonspecific mechanisms. It refers to the innate immune system. It is an essential system of the overall immune system of the body as it consists of cells and mechanisms that would defend the body from infection. Example would be the skin. It is the very first line of defense of the body against any foreign materials. It  acts an almost impenetrable barrier to pathogens keeping them outside. The skin has oils and sweat making it acidic so it inhibits the growth of a number of microorganisms.

The student's question relates to the nonspecific innate immune response, which is the body's first line of defense, acting rapidly against a variety of pathogens through barrier mechanisms like skin and mucous membranes, and other innate defense cells.

The student is asking about a type of immune response known as the nonspecific innate immune response. This response acts as a first line of defense against potential pathogens and is characterized by a generalized reaction to a variety of pathogens, rather than a targeted attack on a specific one. The nonspecific innate defenses include barrier mechanisms such as the skin and mucous membranes, which provide immediate protection.

These defenses are constantly active, preventing a broad range of pathogens from entering the body. Additionally, the innate immune system includes a variety of specialized cells and soluble factors that engage in a rapid response to invaders. Importantly, these defenses are called innate because they are built-in components of our physiology and do not have the ability to 'remember' or improve response upon repeated exposures to the same pathogen, as opposed to the adaptive immune system, which has this capability.

F a finch population with heritable, variable beak size and shape arrived on an island on which only large seeds were available as a source of food, describe the natural selection process that would follow.

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the populations of finches with the larger beaks would thrive and therefore be naturally selected for

The study of the properties of matter and how matter changes is called

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Chemistry is the study of properties of matter and how matter changes .
Final answer:

Chemistry is the study of the properties of matter and how matter changes. This study includes the concepts of chemical changes, which refers to the transformation of one kind of matter into another, and chemical properties, which describe the behavior of matter in relation to changes it undergoes when it transforms.

Explanation:

The study of the properties of matter and how matter changes is referred to as Chemistry. Chemistry is a physical science that deals with the structure, composition, properties, and reactions of matter. Furthermore, it also encompasses the concepts of chemical changes and chemical properties. A chemical change refers to a process that changes one kind of matter into another kind, producing a different kind of matter from the original. Chemical properties, on the other hand, describe the behavior of matter related to changes it undergoes when it transforms to another kind of matter.

For instance, if you heat sugar, it undergoes a chemical change and transforms into caramel. The change in taste, color, and other properties from sugar to caramel is part of the chemical properties involved in the chemical change.

Learn more about Chemistry here:

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_____ are collections of reproductive and sterile tissue arranged on a stem tip in a tight array with very short internodes

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The answer is Flowers. _____ are collections of reproductive and sterile tissue arranged on a stem tip in a tight array with very short internodes
the answer is flowers

The method for determining exercise intensity by estimating it without measuring it is called

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The method for determining exercise intensity by estimating it without measuring it is called rating of perceived exertion(RPE). In this method, you will estimate a number from a scale of 6(no exertion) until up to 20 (maximal exertion).

You can also try talk test but it more qualitative. In this method, if you can sing that means the exercise is light, talking is medium, if it just word is high intensity.

give four examples of species(animals or plants)that are over utilised

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Those plants and animals which are over utilized are: Rhinoceros, Sea mink, Passenger pigeon, Tecopa pupfish, Pyrenean ibex and Tasmanian tiger.

The plants and animals which are almost gone out existence or they are already extinct because humans are over using them are utilized species (animals and plants).

Why do birch trees have black streaks on their trunk?

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Short answer - to breathe.
Long answer - the black streaks on the trunk of birch trees are called lenticels, and their function is to enable the exchange of gases between the tree and the air. So, in a way, this makes the whole process of photosynthesis a lot easier for birch trees.

The birch tree has a thin papery eye like structure that act as pores. It helps in providing the pathway for gaseous exchange.

Further Explanation:  

The species of birch trees are usually small or medium in size. They are generally found on the northern side of Asia, NorthAmerica and Europe that has a temperate climate.A number of different types of birch grow in clumps of two or more closely spaced separate trunks.

The tree has light-colored bark that can be of white, gray or yellowish color. It is separated into thin papery plates and a horizontal line that is dark in color. They are referred to as lenticils that has a lens-shaped structure. They appear as pores that help in direct gaseous exchange between the plants and the outer environment. The barks are impermeable to gases but in this plant, they help in the exchange of gases through this pore.

Learn More-

1. Learn more about a haploid cell during meiosis https://brainly.com/question/94813

2. Learn more about how are mitosis and binary fission similar https://brainly.com/question/6462270

3. Learn more about a dividing eukaryotic cell that is treated with a drug that inhibits the shortening of spindle microtubules. This will cause the cell division cycle to stop at the ____ stage. https://brainly.com/question/10767798

Answer Details:

Grade: High School

Subject: Biology

Chapter: Plant cell

Keywords:

Birch, tree, papery, pores, gaseous, northern, colored, horizontal, lenticils, environment, impermeable, plants.

Heart disease is thought to be a polygenic disorder in humans. knowing this, what would you expect to see if you screened a large number of people for heart disease?

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The correct answer is - Those with heart disease should show a continuous range of symptoms, from very mild to very intense.
Polygenic means that it is a type of a disorder which many different genes influence, and thus the disorder has variable properties. These properties would include various types of symptoms, which could be mild, intense, or something else entirely.

Upon assessment of a patient with myasthenia gravis, the nurse observes drooping of the upper eyelids. what is this finding is known as?

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The finding is ptosis. Ptosis is an abnormal finding because it is usually observed with drooping of upper lids. The inward turning of the lower lid is called as entropion while the outward turning of the lower lid is termed ectropion. The constriction of the pupil is called miosis that is often caused by medications.

A segment of nucleic acid that contains the sugar ribose and the nitrogenous bases a, g, u, and c would be called _____.

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ribonucleic acid (RNA)

The various taxonomic levels (for example, phyla, genera, classes) of the hierarchical classification system differ from each other on the basis of _____.

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The various taxonomic levels (for example, phyla, genera, classes) of the hierarchical classification system differ from each other on the basis of c) their inclusiveness

In considering taxonomic classification, the main things to know is the inclusiveness of the species.

Brain imaging studies of the Big Five personality traits have found that _____ is associated with larger brain tissue volume in the medial orbitofrontal cortex, a brain region that is associated with sensitivity to rewarding stimuli.

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Brain imaging studies of the Big Five personality traits have found that EXTRAVERSION is associated ............................ Personality psychologists put forward the theory that every human being falls into one of the five basic categories of personality trait. These five traits are called the big five and they are: extraversion, agreeableness, openness, conscientiousness and neuroticism. 

An illness causes doug to experience severe diarrhea and an accompanying loss of bicarbonate-rich secretions. how can this metabolic acidosis be compensated?

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The metabolic acidosis is compensated by increased respiratory rate and depth. Metabolic acidosis happens when the substance adjusts of acids and bases in your blood gets distracted. Albeit extreme scenes can be perilous, here and there metabolic acidosis is a gentle condition. You can treat it, however, how relies upon what's causing it.

Because of physiologic changes during pregnancy, maternal red blood cell volume and iron storage in the fetus results in an increased need for

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The physiologic changes during pregnancy results in an increased need for IRON. Pregnant women are very vulnerable to iron deficiency. During pregnancy, more iron is needed to supply the growing fetus and the placenta and to increase the red cell mass of the mother.

What should happen when iki solution contacts something that does not contain starch?

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IKI stands for Iodine-potassium iodide, it is a chemical that is used in the laboratory to test for starch. When IKI comes in contact with starch solution, it will turn to dark purple colour in the presence of starch. When starch is absent in a substance, the addition of IKI to that substance will not produce any change in colour.

The field of ________ is concerned with maintaining biological diversity.

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It is called as conservation biology. Conservation biology aims to protect species, their habitats and the ecosystem from extinction. It is one field of ecology that focuses on the environmental problems caused by humans. It aims to reverse and understand the cause of loss of biodiversity. 

Plants and plant parts have been used as medicines since prehistoric times. morphine (roxanol) is derived from which plant?

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Answer:  the opium poppy (Papaver somniferum) .
_______________________________________________________

An individual who has the genotype HbSHbA has the phenotype of:

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having both normal, circular red blood cells and sickle shaped red blood cells in his or her circulatory system.

hope this helped :)

Genetic engineering can be used to create more productive strains of farm animals. By adding genes to an animal’s DNA, the animal can be made to produce milk or meat containing vital nutrients that would not be found naturally in those products. This provides a greater amount of nutrients per serving of milk or meat. Do you think that this type of genetic engineering should be pursued? Explain your answer. What are some possible impacts (positive and negative) of this type of genetic engineering on individuals, society, and the environment?

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Genetic engineering is the direct treatment of an organism’s genome using biotechnology. It is a set of technologies used to alter the genetic makeup of cells, together with the transport of genes within and across species boundaries to produce improved organisms. An example would be to protect plant from insect damage, it can be made into a transgenic plant. Transgenic plant are called genetically modified organisms (GMO) because there is a gene added or removed in the original plant to obtain a set of characteristic such as insect damage.

Describe one example of poaching that is prevalent in your area

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In the state of Kansas, people are poaching deer. One example is of a man named Tim Donges. He saved up money to buy land in Kansas. He is an avid hunter, and had hunted in numerous states over the years. He described in a news article about waking up hearing rifles,being outside with family on Thanksgiving with bullets from poachers ricocheting off his barn. He found deer carcasses in his field with their heads cut off for their trophy antlers. In Kansas, the fines can be up to $50,000 and jail time. 

Which component of the client’s nephron acts as a receptor site for the antidiuretic hormone and regulates water balance?

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The component of the client’s nephron that acts as a receptor site for the antidiuretic hormone and regulates water balance would be the collecting ducts. It is the part of the kidney that has a series of ducts and tubules that are connects the nephrons to a calyx. These ducts function in the regulation of fluid and electrolyte levels by excretion and reabsorption. The processes that are involved are controlled by the vasopressin and aldosterone hormones. It is the last component of the kidney in regulating the fluids in the body. For humans, it would account to 4 to 5 percent of the reabsorption of sodium and 5 percent for water.

Final answer:

The ADH receptor site in the nephron is the collecting duct, which allows water reabsorption into the bloodstream when ADH is released. Disruption of ADH leads to decreased water reabsorption and increased urine production. Osmoreceptors in the hypothalamus regulate the release of ADH in response to the blood's solute concentration.

Explanation:

The component of the client's nephron that acts as a receptor site for the antidiuretic hormone (ADH), also known as vasopressin, is the collecting duct. ADH is vital in regulating water balance by making the collecting ducts permeable to water, allowing for increased water reabsorption.

When ADH is released from the posterior pituitary gland, it signals the kidneys to conserve water. The kidneys achieve this by reabsorbing water from the urine back into the bloodstream through the walls of the collecting ducts. If the ADH system is impaired, there would be less water reabsorption, leading to increased urine output and potentially causing dehydration.

Osmoreceptors in the hypothalamus monitor the concentration of blood plasma. When these receptors detect an increase in the solute concentration (like sodium), they signal the hypothalamus to stimulate the pituitary gland to release ADH, which then acts on the kidneys' collecting ducts to reabsorb water and lower blood osmolality.

A scientist isolated DNA from a particular bacterium and decided to analyze it. The sequence of the bacterial DNA is ATGGGCTAGTCTT

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DNA Paternity Testing is the most advanced and accurate method available for resolving parentage for medical, legal, or personal reasons.

Turnaround Time: With advanced DNA technology, paternity testing is accurate, rapid and affordable. Paternity can now be determined 3 to 5 business days after the samples arrive at the laboratory. Results are released immediately once the testing is completed.

Description: During a DNA paternity test, a buccal swab (mouth swab) specimen is collected from the child and the alleged father. Testing the mother is optional. The sample which is collected contains cells, and most of the cells in our body contain a full set of genetic information in the form of DNA (deoxyribonucleic acid). A person's DNA represents a "genetic blueprint" and like a fingerprint, is unique to each individual. At the laboratory, the DNA is extracted from the cell and specific regions of the DNA are amplified by a process known as PCR (polymerase chain reaction) for careful examination. The DNA pattern of the child is compared to that of the alleged father. Because the genetic information of a child is inherited from his/her biological parents, examination of the DNA of the child will conclusively determine whether the alleged father is the true biological father of the child.

Who should consider the Private Test option? The private home test kit option is suitable for individuals who wish to find out the truth about paternity before deciding on the next step. If a private test is ordered, a buccal swab (mouth) swab DNA kit is sent directly to the parties involved in the test for sample collection. The sample collection process is quick, easy and discreet and takes just minutes to complete. Once the laboratory receives the samples, testing is completed within 3 to 5 business days.

Name the surfaces of the body where friction or papillary ridges are found.

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Papillary ridges or friction ridges are the arcs, whirls and loops found on the outer dermis of the skin. In lay man's term, these are your fingerprints. Papillary ridges in the body are found in your palms, fingertips, soles of your feet and your toes, as well.

When a child is born with a chromosomal mutation, when did the mutation occur?

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The mutation occurs during meiosis that produces sperm cell and egg cell or possibly both. The chromosomal mutation when a child is born it involves the long segments of DNA that can cause not likely good to the child it may be a deletion, insertion, and inversion of the DNA.

Apex answer is During Meiosis

A shrew is adapted for burrowing and a monkey for tree dwelling. Their forelimbs appear quite different from each other's, but the internal structure of the forelimbs of these two animals is same. What do you conclude from this example?

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What can be concluded from the given question is that the forelimbs of both animals are HOMOLOGOUS STRUCTURES. Homologous structures refers to body structures that appear in different animals but which have underlining anatomical commonality which indicate that they descent from a common ancestor. Thus, the animals in question will have body organs which are similar in structure and function and which seem to be related.

What was Mendel trying to determine?

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Mendel tried to determine the 10 Laws of Conservation

Large doses of antibiotics given to fight an infection are likely to destroy bacteria that produce vitamin k.
In which digestive organ do we find such beneficial bacteria

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Liver I believe Large doses of antibiotics given to fight an infection are likely to destroy bacteria that produce vitamin K. The digestive organ that would benefit from this bacteria would be the liver. 

Prokaryotes that obtain energy from sunlight are called

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Prokaryotes taht obtain energy from sunlight are called PHOTOTROPH. These prokaryotes use energy from the sun to synthesize organic compound for food and to carry out other metabolic processes. The energy synthesized from the sun is in form of ATP.

Which one of the following statements is accurate? 

    A. Electron microscopes focus beams of light using magnetic fields.B. False colors are added to images to make some structures more noticeable.C. Electron microscopes are tools used to study living organisms when they're alive.D. Compound light microscopes utilize lenses and beams of electrons to produce images.

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I think it is B. A and D have switched the correct definitions, and electron microscopes are not used for whole, live organisms.

The role of the coronary arteries is to __________.

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is to manage the blood circulation to the heart muscle.  The Left main coronary artery (LMCA) distributes blood to the left side of your heart muscle and the Right coronary artery (RCA) distributes blood to the right atrium, right ventricle, sinoatrial (SA) and atrioventicular (AV) nodes, which controls your heart rhythm. 

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