Which of the following are normal functions of the adult spleen?
a. phagocytosis of old eythrocytes
b. phagocytosis of bacteria
c. act as a reservoir for platelets
Answers
The adult spleen performs the following normal functions: phagocytosis of old erythrocytes; phagocytosis of microorganisms; and acting as a reservoir for platelets.
Bacteria are considered one of the prokaryotes, or unicellular living forms, because they lack a membrane-bound nucleus and other internal components. Like all living things, bacteria require food for development and energy. What do bacteria eat, though? Well, a lot of bacteria consume sugars and starches, which are present in almost all organic stuff. They are to blame for a number of infectious ailments, including tooth decay, diphtheria, syphilis, tuberculosis, erythrocytes and pneumonia. Some bacteria cause the destruction of cellulose, which obliterates textiles, wooden objects, and canvas.
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Related Questions
Explain in your own words how volume is measured.
Answers
Answer: Volume is measured by length x width x height.
Explanation: how that helps.
V = L • W • H
V = B • H
Given the formulas, volume is measured by multiplying the length (how long something is), the width (how wide something is), and the height (how tall or high something is).
With regard to microscopic examination of urine specimens, medical assistants must be able to ________.
Answers
With regard to microscopic examination of urine specimens, medical assistants must be able to prepare a urine specimen for microscopic examination. A catheter - a hollow tube, frequently with an inflating balloon tip is inserted into the urine bladder to perform catheterization.
A laboratory test called catheterized specimen urine culture checks for microbes in a urine sample.
Several urine samples: one unique specimen and timed samples for brief periods. Timed long-term samples: 12 or 24 hours.
Taking a urine sample involves:
Your name, birthdate, and the current date should be written on a hygienic, screw-top container.Sanitize your hands.Begin to urinate, collecting a urine specimen "mid-stream" into the container.Close the container's lid with a screw.Clean your hands completely.Learn more about urine sample
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What submersible craft recovered the hydrogen bomb that fell into the mediterranean sea during the palomares hydrogen bomb incident? a. alvin b. rov c. h.m.s. challenger d. bathysphere
Answers
Alvin recovered the hydrogen bomb that fell into the Mediterranean Sea during the Palomares hydrogen bomb incident.
How long can Alvin stay underwater?Alvin is a part of the National Deep Submergence Facility( NDSF). It can reach a depth of 6500 meters in a dive that can last up to ten hours. It was declared in 1964 as one of the world’s first submersibles in deep oceans. Over its lifetime, it has gotten many upgrades. The most recent update was started in 2011 and finished in 2021. It has a new, more enormous personnel sphere with a more ergonomic interior. It has improved visibility and longer bottom times. A good Lightning has been installed with an exemplary imaging system.
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Answer:
C. Alvin
Explanation:
edge 2022
Which is TRUE about
mutations?
A. They can never be harmful.
B. Most are neutral and
unnoticed.
C. They are always beneficial.
D. They are always harmful.
Answers
Answer:
B. Most are neutral and unnoticed.
Explanation:
Hope it helps! =D
Which is true of scientific methods?
Ο Α.
A. They include a set number of steps to follow in order
B. To be fair, they must include the use of a model.
o
C. Only some of the hypotheses have to be testable,
O D. They help scientists organize their investigations.
Answers
Answer:
A. They include a set number of steps to follow in order
In 2019, the United Nations assembled a team of scientists to conduct the biggest ever study of
A
life on Earth.
B
space tourism.
с
genetic diversity
D
human ancestors.
Answers
Answer:
A
Explanation:
You get a cut on your finger and some bacteria enter. Your immune system cells kill off the invaders by ingesting them. This is an example of:
Answers
what are the building blocks of protein?
A. atp
B. fatty acids C. amino acids
D triglycerides
Answers
C, amino acids
The building blocks of proteins are amino acids, which are small organic molecules that consist of an alpha (central) carbon atom linked to an amino group, a carboxyl group, a hydrogen atom, and a variable component called a side chain.
Happy to help, have a great day! :)
What common sandwich condiment/spread is a good source of vitamin e?.
Answers
Answer:
Peanut butter
Explanation:
Peanut butter's vitamins are 19.5% vitamin E. Other condiments and spreads are usually under this.
Sodium deficiency hampers reabsorption of kidney shows a thick-walled vessel with renal corpuscles scattered in the tissue on one side of the vessel but not on the other side. What vessel is this? A. glucose B. albumin C. creatinine D. water A. Interlobar artery B. Cortical radiate artery C. Cortical radiate vein
Answers
Sodium deficiency can inhibit renal reabsorption by thick-walled vessels and renal blood cells scattered throughout the tissues. The ship was called D. Air
What is sodium deficiency?A deficiency of sodium in the blood is also known as hyponatremia. Hyponatremia occurs when the composition of water and sodium is not balanced. Where there is too much water or not enough sodium in the blood. Typically, a person's sodium level should be between 135 and 145 milliequivalents per liter (mEq/L). So that sodium deficiency can inhibit kidney reabsorption to remove excess water levels in the body.
In hyponatremia, sodium levels in the blood are less than they should be. This results in increased water levels in the body and makes the body's cells swell.
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The photo shows muscle tissue.
What is the function of muscle tissue?
O A. To contract to cause movement in the body
B. To cover the body to protect other cells
C. To transport materials and defend the body
OD. To send signals to control the body
Answers
how to make a plant cell model using recycled materials
Answers
The following is a step-by-step guide to making a plant cell model using recycled materials.
Materials required: Large Styrofoam ball , Recycled plastic container , Recycled cardboard,Green and brown paint,Glue, Scissors, Marker
Making a plant cell model is a fun and easy way to learn more about the different parts of a plant cell. The materials that are required are readily available in any household.
The following is a step-by-step guide to making a plant cell model using recycled materials.
Materials required:
- Large Styrofoam ball
- Recycled plastic container
- Recycled cardboard
- Green and brown paint
- Glue
- Scissors
- Marker
Instructions:
1. Start by painting the Styrofoam ball with green paint to create the cell membrane of the plant cell.
2. Allow the paint to dry completely before continuing.
3. Cut the recycled plastic container into small pieces and paint them brown. These will represent the cell wall of the plant cell.
4. Glue the brown pieces around the outside of the Styrofoam ball to create the cell wall.
5. Cut out different shapes from recycled cardboard to create the different organelles of the plant cell.
6. Paint the organelles different colors. For example, the nucleus could be painted blue, the mitochondria could be painted red, and the chloroplasts could be painted green.
7. Once the paint has dried, glue the different organelles onto the inside of the cell membrane.
8. Use a marker to label the different organelles to help identify them.
By following these steps, you can create a plant cell model using recycled materials. This project is a great way to learn more about the different parts of a plant cell and how they function.
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if glucose is in higher concentration outside the cell than inside, but the plasma membrane and other surface layers of the cell do not allow glucose to pass through, which is the most likely type of transport for glucose? and Why?
a simple diffusion
b Osmosis
c Facilitated diffusion via a gated channel
d Facilitated diffusion via an aquaporin
e Facilitated diffusion via an ion channel
Answers
Answer:
a
Explanation:
ok ok as you were saying you said it is hard for the glucose concentration in the body this also had to go out so but the plasma membranes and other surfaces layers cell layers of the layer of the soil do not allow to close glucose to pass through which is most likely type of transport type of transport for kids and you still said why it is because it gives energy to the body
what is science?????
Answers
Answer:
Science is the study of nature around us.
Answer:
As scientist discovered that Science is the method of learning everything about the natural world.
The average mass of a high school student is about 62 kg. What is the amount of force acting on a student, at
rest, standing on the gym floor?
Answers
The amount of force acting on a high school student at rest, standing on the gym floor is equal to their weight.
This weight is determined by multiplying their mass by the acceleration due to gravity, which is approximately 9.81 meters per second squared. Therefore, the weight of an average high school student would be approximately 608.22 Newtons (62 kg x 9.81 m/s²). It's important to note that this force is acting in a downward direction due to gravity and is balanced by an equal and opposite force exerted by the floor on the student. This is known as the normal force, and it prevents the student from sinking into the floor. In summary, the amount of force acting on an average high school student at rest on the gym floor would be approximately 608.22 Newtons, or their weight.
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What is an example of nonsense mutation in biology?
Answers
An example of a nonsense mutation is in cystic fibrosis, where the amino acid phenylalanine is replaced with a stop codon in the CFTR gene, resulting in a nonfunctional protein that leads to a buildup of mucus in the lungs and other organs. Another example is hemophilia A, which is caused by a nonsense mutation in the F8 gene that results in the production of a truncated, nonfunctional protein product.
A nonsense mutation refers to a type of mutation that results in a premature stop codon, thereby terminating the translation of the protein before it is complete. It can be a point mutation, in which a nucleotide substitution changes a codon that normally encodes an amino acid to one of the three stop codons: UAA, UAG, or UGA.
The stop codons signal the end of the protein sequence, and the protein is terminated prematurely as a result. As a consequence, the protein is usually nonfunctional or partially functional. This mutation can result in a shortened protein product with little or no activity, depending on the location of the mutation in the gene.
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Describe the structure of intralobular (alveolar) ducts in a resting mammary gland
Answers
The intralobular (alveolar) ducts in a resting mammary gland is a layer of connective tissue and a double layer of columnar or cuboidal cells.
The intralobular channels channel into a lobular pipe and a few lobular conduits channel into and structure a lobar channel. A lobe of the mammary gland is drained by each lobar duct.
The fundamental parts of a full grown mammary organ are the alveoli (empty pits, a couple of millimeters enormous) fixed with milk-discharging cuboidal cells and encompassed by myoepithelial cells.
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How can we become immune to viruses
Answers
Answer:
Vaccines work in much the same way. They expose your body to an antigen that trains your immune system to fight that germ in the future. Because vaccines contain weakened or killed versions of viruses, you become immune without getting sick.
Answer:
Getting it or something that is proven by scientists that will cure it.
Explanation:
Something I've learned is if you get a virus and it goes away your body will build an immunity.
Directions
Somebody Wanted But So Then (Summarizing Strategy) - Mr. Cook's Corner
Use bullet points to fill in each section of the chart for the short story The Man to
Send Rain Clouds.
Read: "The Man to Send Rain Clouds" 5,6 minimum sentences
Somebody:
Wanted:
But:
So:
Then:
The reading: page 2,3 are the picture 1,4,5 are in the comments
Answers
The story The Man to Send Rain Clouds written by Leslie Marmon Silko is a short story about the culture and traditions of the Native Americans.
Here is the summary of the story using the strategy of Somebody Wanted But So Then: Somebody: A Native American community Wanted: To perform their traditional funeral rites for the dead member of their community, Teofilo But:
The Catholic priest in the village refused to allow them to perform the traditional rites for the dead man because he was a Christian. So: They decided to perform the Catholic rites for Teofilo but in their own way using their own traditions.
Then: The rain started to pour when Teofilo's body was being carried to the grave, and the community believed that Teofilo's spirit was finally happy and was sending them rain as a sign of his gratitude.
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a single layer of irregulary shaped cells are known as the?
Answers
it might be cell membrane
FILL THE BLANK.
The ____ nerve carries parasympathetic fibers to the parotid salivary gland.
Answers
The facial nerve carries parasympathetic fibers to the parotid salivary gland.
The facial nerve, also known as the seventh cranial nerve (CN VII), carries parasympathetic fibers that innervate the parotid salivary gland. The parasympathetic division of the autonomic nervous system is responsible for regulating rest-and-digest functions and controlling various glands, including salivary glands.
The facial nerve is a mixed nerve, meaning it contains both sensory and motor fibers. In addition to its role in controlling facial muscles and conveying sensory information from the face, the facial nerve also carries parasympathetic fibers that control salivary secretion. These fibers originate from the superior salivatory nucleus in the brainstem and travel through the facial nerve's branches to reach the parotid gland. Activation of the parasympathetic fibers results in increased salivary gland secretion, aiding in the digestion and lubrication of food in the oral cavity.
In summary, the facial nerve carries parasympathetic fibers to the parotid salivary gland, allowing for the regulation of salivary secretion.
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Cancer is a disease caused by mutations. Yet in most instances, if a parent tragically dies from cancer, this does not put their child at a greater risk than a person who parents don't develop cancer. How can cancer be caused by mutations and ot be heritable?
a. most cancers arise from mutation in germ line cells
b. mutations that cause cancer occur on specific cells, such as sex cells
c. mutations caused by environmental agents, such as tobacco smoke, occur in somatic cells
d. mutations that cause cancer are specific and cannot be passed on regardless of the type of cell they occur in
Answers
Answer:
c. mutations caused by environmental agents, such as tobacco smoke, occur in somatic cells
Explanation:
just because you're parents smoked and got lung cancer doesn't mean you'll get lung cancer. (unless you're breathing the smoke, but that's different from inheriting it.)
Which scientist most likely studied tadpole cells under a microscope? Schwann Janssen Hooke Schleiden
Answers
Answer:
The answer is Hooke
Explanation:
I am woke
The statement explains the importance of enzymes that check for and repair mistakes during DNA replication is the enzymes prevent many genetic mutations from being expressed.
What is RNA polymerase?RNA polymerase is an enzyme that aids in the transcription of DNA into RNA during transcript in the nucleus. The enzymes prevent many genetic mutations from being expressed.
Primase is an enzyme that synthesizes short RNA sequences called primers. These primers serve as a starting point for DNA synthesis during replication as the DNA polymerases cannot begin the synthesis of the new strand, they only extend it after primase begins it and primase produces RNA molecules, the enzyme can be said to be a type of RNA polymerase.
Therefore, The statement explains the importance of enzymes that check for and repair mistakes during DNA replication is the enzymes prevent many genetic mutations from being expressed.
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What organisms make up the Amazon rainforwsr community ?
What is one species of organism that can be found in the Amazon Rainforest ?
What is a Biotic factor that affects the Amazon Rainforest?
What are two abiotic factors that affect the Amazon Rainforest ?
Answers
The two abiotic factors that affect the Amazon rain forest community is rainfall and sunlight.
What is the Amazon rain forest community?The Amazon rain forest community refers to the region that surrounds the Amazon basin. There are a lot of living organisms that are found around that community.
The organisms that make up the Amazon rain forest community are mostly tree species. The biotic factors that affects the species in the Amazon rain forest community is the presence or absence of climber species.
The two abiotic factors that affect the Amazon rain forest community is rainfall and sunlight.
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Compare the origins of the external and internal iliac arteries of the fetal pig with those of the human.
Answers
The comparison between the origins of the external and internal iliac arteries of the fetal pig with those of the human are as explained below.
What are the origins of the arteries?In a human beings, it is well known that it is the aorta that undergoes division to form two common iliac arteries which give rise to external and internal iliac arteries.
However, In the pig it is different as the aorta undergoes division to form the external iliac artery while the internal iliac artery branches out from the aorta independent of that division
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craniosynostosis is a condition in which one or more of the fontanelles is replaced by abone prematurely. discuss the ramification of this early closure.
Answers
Fontanelles frequently close earlier than expected due to achondroplasia, a hereditary condition that affects bone and cartilage development. Hypothyroidism: A thyroid gland disorder that interferes with hormone production. the Down syndrome.
Why is fontanellues early closure?A premature closure of this suture results in the baby's head becoming long and narrow (scaphocephaly). The most typical kind of craniosynostosis is this one. Right and left coronal sutures travel from each ear to the sagittal suture at the top of the skull in a condition known as coronal synostosis.
Fontanelles frequently close earlier than expected due to achondroplasia, a hereditary condition that affects bone and cartilage development. Hypothyroidism: A thyroid gland disorder that interferes with hormone production. the Down syndrome.
By 1 or 2 months of age, the posterior fontanelle normally closes. It might have been closed before birth. Usually, the anterior fontanelle shuts between the ages of 9 and 18 months. The development and expansion of the infant's brain depend on the sutures and fontanelles.
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true or false, inquiry is a type of science based on random guesses
Answers
Answer:
false
...........................
what is not a function of plasma membrane
Answers
Answer:
the control center of the cell.
Directions: Solve each problem showing your work in the Punnett square. For each cross, give the genotypes and phenotypes of the offspring and the probability of getting each. List the genotypes and phenotypes in the table seen by each problem.
Answer the questions that accompany each problem.
What vou need to know about
the mice: In laboratory mice, gray coat color (G) is dominant over albino coat color (g).
I. Cross a female Gg with a male gg.
(Example is the picture)
NEED HELP WITH TWO:
1. Cross a gray female, whose father was albino, with a heterozygous male.
(The same box in the example picture / needs to be solved)
(the same genotypes and phenotypes list / that needs to be solved)
1. What is the probability of getting gray offspring?
2. What is the probability of getting albino offspring?
3. How many possible genotypes are there among the offspring?
4. How many possible phenotypes are there among the offspring?
5. What is the probability of getting heterozygous offspring?
6. What is the probability of getting homozygous offspring?
7. What is the genotype of the female? How do you know?
8. What is the genotype of the male? How do you know?
2. Cross an albino female, whose father was gray, with a gray male, whose mother was albino
(The same box in the example picture / needs to be solved)
(The same genotypes and phenotypes list / needs to be solved)
1. What is the probability of getting gray offspring?
2. What is the probability of getting albino offspring?
3. How many possible genotypes are there among the offspring?
4. How many possible phenotypes are there among the offspring?
5. What is the probability of getting heterozygous offspring?
6. What is the probability of getting homozygous offspring?
7. What was the genotype of the father of the albino female?
Answers
a human cell placed into a hypertonic solution is likely to a human cell placed into a hypertonic solution is likely to lose water by osmosis. burst as a result of osmosis. remain unchanged. increase in size.
Answers
A cell placed into a hypertonic solution will shrivel and die by a process known as plasmolysis.
What is hypertonic solution?A hypertonic solution is defined as any external solution with a high solute content but a low water concentration as compared to bodily fluids. The net movement of water in a hypertonic solution is out of the body and into the solution. If the solute concentration outside the cell is lower than the concentration inside the cell, the solution is hypotonic to the cell. If the concentration of solutes in the solution is greater than that inside the cell, the solution is hypertonic to the cell. The influx of water entering the cell causes the cell to increase volume and expand.
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