Patella is the shortest bone among the following bones. Femur is the longest bone of leg followed by tibia and Fibula. Thus, the correct option is A.
What is Bone?A bone is a living tissue which makes up the body skeleton. These are made up of a framework of proteins called collagen, with calcium and phosphates. A bone is a connective tissue.
Bones store blood and lymph fluids. Bones work with muscles which holds body together and support freedom of movement. This complex system is called Musculoskeletal system.
The femur present in human legs is the longest bone identified. Tibia and fibula are the second and third longest bones in the human body. Patella is the largest sesamoid bone in human body present at the knee joint. This bone is shorter than the other three bones.
Therefore, the correct option is A.
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Your question is incomplete, probably the complete question/missing part is:
Which of these bones is not a long bone found in the leg?
A. Patella
B. Tibia
C. Femur
D. Fibula
In what way are mitochondria and chloroplasts similar to some prokaryotes cells
Mitochondria and chloroplasts resemble prokaryotes in several important ways, hinting at a possible endosymbiotic origin. This includes their independent division process similar to bacterial binary fission, the presence of their own DNA and ribosomes, and structural similarities in size and shape to bacteria.
Explanation:Mitochondria and chloroplasts show several similarities to prokaryotes, which include size and the presence of their own DNA and ribosomes. Both mitochondria and chloroplasts divide independently by a process similar to binary fission in prokaryotes. This supports the theory known as the endosymbiotic theory, proposing that these organelles were once free-living prokaryotes.
Mitochondria, often referred to as the powerhouses of the cell, share traits with alpha-proteobacteria. They carry their own genomes that bear resemblances to bacterial DNA, hold special ribosomes and transfer RNAs mirroring those found in prokaryotes, and show minor differences in the universal genetic code.
On the other hand, chloroplasts, which play a key role in photosynthesis in plant cells, are thought to have originated from an endosymbiotic relationship with photosynthetic cyanobacteria. Like mitochondria, they also contain circular genomes and show structural similarities to bacteria in terms of size and shape.
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Photosynthesis uses which ingredients to produce cellular fuel
Over evolutionary time, photosynthesis has, in effect, introduced challenges to itself by producing an oxygen atmosphere because
To maintain homeostasis what must follow the chemical decomposition of food for energy production?
A. removal of wastes
B. nervous impulses
C. muscle contractions
D. intake of water
After being medicated for anxiety, a client says to a nurse, "i guess you are too busy to stay with me." how should the nurse respond?
What kind of snake is gray or black with a yellow stripe arpund its neck?
Briefly describe what happens during the light dependent reactions of photosynthesis
Light energy is converted into chemical energy by light-dependent reactions. The goal of photosynthesis's light-dependent reactions is to collect energy from the sun and break down water molecules to produce ATP and NADPH. These two energy-storing molecules are then put to use in light-independent reactions.
What is photosynthesis ?Photosynthesis is a process that plants and other organisms used to convert light energy into chemical energy that can then be released to fuel the organism's activities via cellular respiration.
The light-dependent reaction is a photochemical reaction that occurs in chloroplast thylakoid membranes and converts light energy into adenosine triphosphate (ATP) and nicotinamide adenine dinucleotide phosphate(NADPH).
The photosynthesis process is divided into two stages: light-dependent reactions and the Calvin cycle. Chlorophyll absorbs energy from sunlight and converts it into chemical energy via the light-dependent reactions that occur at the thylakoid membrane.
Thus, The goal of photosynthesis's light-dependent reactions is to collect energy from the sun and break down water molecules to produce ATP and NADPH.
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Brekkies is releasing a new type of breakfast cereal that combines different grains and flavors. since brekkies is releasing a new product in the industry, brekkies will
The likely result in the given scenario above is that the Brekkies will likely find or locate information in regards about the breakfast cereal demands from the consumers with the use of databases online in a way that will help them know if their product will be a hit and if it will sell.
Briefly describe what is meant by a pioneer species.
Compulsive exercise would most likely be present in which eating disorder?
The correct answer is Anorexia Nervosa.
Compulsive exercise is a common feature in individuals with Anorexia Nervosa. This behavior is often driven by an intense fear of gaining weight or becoming fat, and it is used as a means to control body shape and weight. People with Anorexia Nervosa may engage in excessive physical activity despite being underweight, injured, or in poor physical health. This compulsive exercise can exacerbate the health risks associated with the disorder, including cardiac complications, osteoporosis, and muscle wasting.
While compulsive exercise can also be present in other eating disorders such as Bulimia Nervosa or Eating Disorder Not Otherwise Specified (EDNOS), it is most characteristic of Anorexia Nervosa due to the relentless pursuit of thinness and the restrictive eating patterns associated with the disorder. It is important to note that not all individuals with Anorexia Nervosa will exhibit compulsive exercise, but it is a common and concerning symptom when present.
The three main types of pollutants found in agricultural runoff are
Which of the following statements is true of meiosis?
a. It divides one haploid cell into four diploid cells.
b. It divides one haploid cell into two diploid cells.
c. It divides one diploid cell into two haploid cells.
d. It divides one diploid cell into four haploid cells.
Answer: the answer to this question would be d because mesios are a dilpoild and theris one dilpoild and it will didvide it into a haploid in pairs of fours.
Sometimes, in response to irritants, mucous cells secrete excess mucus. What symptoms might this produce if it occurred in the (a) digestive tract or (b) respiratory passageway? What is the purpose of the mucus production in this situation. Give an example to help support your answer.
Excess mucus production in the digestive tract can cause nausea and abdominal discomfort, while in the respiratory passageway it may lead to coughing and a runny nose. Mucus serves to protect the body, trapping pathogens and foreign particles. A typical example of this protective mechanism in action is the increased mucus seen during a common cold.
Explanation:When mucous cells secrete excess mucus in response to irritants, it can lead to different symptoms depending on the location within the body. If this occurs in the (a) digestive tract, symptoms might include nausea, vomiting, abdominal pain, and diarrhea as the body attempts to expel the irritant. If it occurs in the (b) respiratory passageway, symptoms can include coughing, sneezing, a runny nose, and difficulty breathing due to the obstruction the excess mucus creates.
The purpose of mucus production in this situation is to protect the body by trapping pathogens and other foreign particles. For instance, in the respiratory tract, the mucociliary escalator sweeps mucus and trapped pathogens upward towards the throat to be swallowed or expectorated. Similarly, in the gastrointestinal tract, mucus serves as a lubricant and also contains antimicrobial agents that help protect the lining from irritation and infection.
An example that supports the protective role of mucus production is the common cold. During a cold, the body produces more mucus in the respiratory tract to trap and remove the cold virus. This results in the typical symptoms of a stuffed-up nose and the need to clear one's throat frequently.
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You are given an unknown cell to identify as a plant, animal, or bacteria cell. in a paragraph describe how you be able to use a compound microscope to identify what type of cell it is
A plant cell will have a cell wall and so it will be kept in a rigid shape, unlike the others which are free to be bloating. Inside a plant cell, there is also a vacuole containing cell sap. Plant cells also have chloroplasts, which look similar to mitochondria on a diagram. Chloroplasts contain chlorophyll, and this is used for photosynthesis.
What is photosynthesis?The process by which green plants prepare there own food in the presence of sunlight is known as photosynthesis and during the process of photosynthesis heat energy converted into chemical energy and the whole process is done in order to plant prepare food.
The food web is also known as consumer consuming system. The main advantage of food web is the organism present on top or the organisms who belongs to higher trophic level can provide food or feed the organisms from lower trophic level or from other food chain.
Therefore,A plant cell will have a cell wall and so it will be kept in a rigid shape, unlike the others which are free to be bloating. Inside a plant cell, there is also a vacuole containing cell sap.
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Which of the following is not a feature of echinoderms?
body segments is the answer
What molecule(s) does diffusion move?
It represents the type of cell structures found in cam plants
Cells that secrete the organic osteoid of bony matrix are called:
This protective covering on the axon is formed by a type of neurglia called schwann cells.
Name the different levels of body organization
why is nitrogen so important to plants
During which stage of mitosis are the chromosomes aligned on the equator (middle line) of the cell?
which doesn't change the shape of a cell: (isotonic solution, hypotonic solution, or hypertonic solution)
Isotonic solution doesn't change the shape of a cell. So, the correct option is A.
What is Solution?A solution is defined as a special type of homogeneous mixture made up of two or more substances. In such a mixture, a solute is a substance dissolved in another substance which is also called as a solvent.
An isotonic solution is a type of solution that has the same osmolarity, or solute concentration, as another solution. If these two solutions are separated by a semipermeable membrane, water will flow from each solution in equal parts to the other solution. This solution doesn't change the shape of a cell.
Thus, Isotonic solution doesn't change the shape of a cell. So, the correct option is A.
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The human body burns about _______________ calories for each liter of oxygen consumed.
Traditionally, it is taught that the neuron is the functional unit of the nervous system. what do some neuroscientists suggest is a more accurate functional unit? why?
What term is used to describe the healthiest lake?
Answer: Eutrophic lakes
Explanation:
Eutrophic lakes are the lakes which are in high nutrient content. The high nutrient content supports the large diversity of aquatic plants, algae and aquatic animals. The substrate of the lake is soft and muddy. This provides the suitable environment for the survival of the organisms. The organisms are generally tolerant to the low oxygen and warm temperatures.
On the basis of the above description, eutrophic lakes can be a term used to describe the healthiest lake.
The primary __________ cortex contains a map of the body based not on the size of body parts, but on the complexity and precision of movement in the body parts.
Answer:
Motor
Explanation:
The primary motor cortex is located in the dorsal part of the frontal lobe.This region is mainly responsible for the planning and execution of the body movements along with other associated areas such as supplementary motor areas, posterior parietal cortex, etc.It is considered as the prime region for controlling the complexity and precision of the movement of the various body parts.The membrane that lines the lumenal surfaces of the digestive, respiratory, urinary, and reproductive tracts consists of
The membrane that lines the lumenal surfaces of the digestive, respiratory, urinary, and reproductive tracts consists of epithelium and lamina propria.
What is cell membrane?
Cell membrane is defined as a wall that differentiate and protect the inner structure of cell from the outer environment. The main function of cell membrane is to keep away the toxic material out of the cell.
The cell membrane contain channels as well as receptors that give permission to only selective permeable membrane to enter into the cell.
Respiratory system is defined as the system that performs the function of gaseous exchange.During this process fresh air is inhaled and waste material in form of carbon dioxide is released out.
The main components of respiratory system are lungs, blood vessels, trachea and nassal passage. By combining all these components respiratory system of the body performs it's function properly.
Therefore, The membrane that lines the lumenal surfaces of the digestive, respiratory, urinary, and reproductive tracts consists of epithelium and lamina propria.
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Final answer:
The mucous membranes line the lumenal surfaces of several body tracts, with mucus secreted by exocrine glands providing protective and antimicrobial functions.
Explanation:
The membrane that lines the lumenal surfaces of the digestive, respiratory, urinary, and reproductive tracts consists of mucous membranes. These membranes are an assembly of connective and epithelial tissues known as mucosae. They are essential for protecting the internal layers of these tracts and serve as a barrier against the external environment. The mucous membranes are coated with mucus, which is secreted by exocrine glands within the epithelial tissue. This mucus is not only a lubricant but also serves to trap debris, particulate matter, and microbes, providing an additional antimicrobial barrier. The underlying connective tissue layer, called the lamina propria, provides support for the epithelial layer, allowing it to maintain its integrity against physical and biological stresses.
After eating, _________ signals the hypothalamus to suppress appetite.
A food handler has finished grilling a chicken breast for a sandwich. what should the food handler do before touching the chicken lettuce tomato and bun?
A food handler placing a chicken breast on the grill and then placing tomato and lettuce on a bun is an example of cross-contamination.
Prior to touching the chicken, lettuce, tomato, and bun, the food handler should wash his hands and make sure that he or she is wearing the right equipment at the time of handling the food. This can be a mask, gloves, and goggles if necessary to prevent any contamination of the food.
A food handler should wash his/her hands then wear protective clothing
and gloves before touching the chicken lettuce tomato and bun.
Food handlers are usually trained to handle food in a hygienic way. This
helps to prevent contamination of the food with pathogenic micro-organisms.
The protective clothes and gloves should be worn when handling food and
before touching the chicken lettuce tomato and bun to keep everyone safe
and healthy.
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