Stems and leaves have a variety of arrangements and composition patterns such as alternate, opposite, whorled, decussate, and distichous phyllotaxy.
Different arrangements and patterns of stems and leaves:
Stems and leaves show different arrangements and composition patterns. These are listed below:
Alternate: Alternate phyllotaxy is a common pattern in which a single leaf occurs at each node. It occurs when successive leaves are rotated 90 degrees, concerning each other, from node to node.
Opposite: Opposite phyllotaxy is a pattern in which two leaves are produced at each node. The leaves on the stem are situated opposite to each other, and they are typically at right angles to the leaves above and below them on the stem.
Whorled: Whorled phyllotaxy is a pattern in which three or more leaves are produced at each node. When two leaves occur at a node, they are opposite in arrangement, and when three or more leaves occur at a node, they are often arranged in a whorl.
Decussate: Decussate phyllotaxy is a pattern in which each successive pair of leaves is at right angles to the previous pair, with each leaf located above the base of the previous leaf in the pattern. The leaves alternate with one another in the same plane.
Distichous: Distichous phyllotaxy is a pattern in which leaves are arranged in a single plane on opposite sides of the stem. Each leaf is located at a right angle to the previous leaf, with the leaves on one side of the stem located in a different plane than those on the other side.
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What principle enables this movement process of gases in and out of the respiratory system?
Which type of fiber helps a person feel full, therefore possibly causing weight loss?
Answer:
soluble fiber
Explanation:
soluble fiber draws water into your gut, which softens your stools and supports regular bowel movements. it not only helps you feel fuller and reduces constipation but may also lower your cholesterol and blood sugar level.
Which property is shared by the cells of all living things?
Answer:
All living organisms (whether they are bacteria, archaea or eukaryote) share several key characteristics, properties or functions: order, sensitivity or response to the environment, reproduction, growth and development, regulation (including homeostasis), energy processing, and evolution with adaptation.
Explanation:
can someone help me with this 5 questions pls
You have not given the questions how can I help you in solving the problems.
Describe how the chemical bonds in unsaturated fatty acids make them more suited for cell
membranes than saturated fatty acids.
Answer:
Unsaturated fat, a fatty acid in which the hydrocarbon molecules have two carbons that share double or triple bond(s) and are therefore not completely saturated with hydrogen atoms. Due to the decreased saturation with hydrogen bonds, the structures are weaker and are, therefore, typically liquid (oil) at room temperature .
Algae blooms are most often caused by
Answer:eutrophication
Explanation:
What types of organisms are prokaryotic and lack a true nucleus?
Answer:
Bacteria and Archaea
Explanation:
Answer:
Single-celled organisms belonging to the Bacteria and Archaea domains are known as prokaryotes. Prokaryotic cells are smaller than eukaryotic cells and lack a nucleus and organelles. A cell wall surrounds all prokaryotic cells. Many of them also feature a polysaccharide capsule or slime layer.
What happens when gases, like carbon dioxide, get trapped in the atmosphere?
Answer: Gases in the atmosphere, such as carbon dioxide, trap heat similar to the glass roof of a greenhouse.
Explanation: These heat-trapping gases are called greenhouse gases. During the day, the sun shines through the atmosphere.
Gases like carbon dioxide is a green house gas. It can trap the temperature radiated from the earth surface and return back the heat in the surface. Therefore, if the carbon dioxide gas is trapped in the atmosphere, the atmospheric temperature increases.
What is green house effect ?The heat energy from sun is radiated to the earth surface make the planet warmer. However, some fractions of the heat is radiating back from the atmosphere.
Gases like carbon dioxide, methane etc. are capable of absorbing the temperature intensely and make the atmosphere warmer. These gases are called green house gases and the effect is known as green house effect.
Green house effect leads to rise in global warming. Hence, if the gases like carbon dioxide is trapped in the atmosphere, the temperature increases.
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PLZ HELP!!!!! I WILL GIVE BRAINLIEST!!!!!!!!!!!
Which systems work together so oxygen can be distributed to the cells of your body? How do these two systems work together to accomplish this task?
Answer:
The respiratory system and the circulatory.
Explanation:
The respiratory system brings in the oxygen and the circulatory system brings all of the oxygen through out the body.
Answer:The human respiratory and circulatory systems work together to supply the body with oxygen and get rid of waste carbon dioxide. While the former deals with air and the latter with blood, they work together seamlessly by coordinating the functions of the many parts of each system.
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9. Addinn Fvira ne: Unltame Sautra facun 3. Changing The Direction of Diode QUFSTIONS: 1. Why are these versions of diode circuits called clamping circuits? What is the meaning of clamp? 2. What could
Clamping circuits are versions of diode circuits that are used to clamp the signal waveform to a fixed dc level. Clamping circuits can be used for a variety of purposes, such as level shifting, waveform generation, and circuit protection.
1. These versions of diode circuits are called clamping circuits because they clamp the signal waveform to a fixed dc level. Clamp means to firmly grip or fasten something or to prevent something from moving or changing. A clamping circuit in electronics does exactly that. It clamps the input signal at a fixed level to produce an output signal.
2. Clamping circuits can be used for a variety of purposes, such as level shifting, waveform generation, and circuit protection. They are used to protect electronic circuits from voltage spikes or transients and to stabilize power supply voltage levels. They are also used in audio and video applications to remove unwanted DC offset from the input signal and to generate a reference voltage for the amplifier.
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Using your knowledge of the fluid mosaic model, explain how the membrane acts as a barrier to water-soluble molecules.
The outer hydrophilic surfaces allow membranes to be soluble in water, whilst the inner hydrophobic layer prevents most water-soluble chemicals and molecules from passing through.
What is fluid mosaic model?The fluid mosaic model describes the plasma membrane's structure as a mosaic of components such as phospholipids, cholesterol, proteins, and carbohydrates that give the membrane its fluid character.
Cell membranes function as both barriers and gatekeepers. They are semi-permeable, which means that some molecules can pass through but others cannot.
Small hydrophobic molecules and gases, such as oxygen and carbon dioxide, rapidly cross membranes.
Water-soluble substances are said to diffuse more slowly through cell membranes than lipid-soluble substances because the former encounter impedance in the hydrophobic region of the phospholipid bilayer.
Water molecules move through a cell membrane during osmosis, which occurs when water diffuses into a cell via a selectively permeable membrane process.
Thus, this way, the membrane acts as a barrier to water-soluble molecules.
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how do heart rate and blood pressure change during exercise? choose from the list below.a. "Heart rate is higher, but blood pressure remains the same." b. "Heart rate is higher, but blood pressure is lower." c. "Heart rate is higher and blood pressure is higher. d. "Heart rate is lower, but blood pressure is higher." e. "Heart rate is lower, but blood pressure remains the same."
During exercise, the heart rate increases to pump more oxygenated blood to the muscles. This means that option a, where heart rate is higher but blood pressure remains the same, is incorrect.
As the heart works harder to pump more blood, blood pressure also increases. Therefore, option c, where both heart rate and blood pressure are higher, is the correct answer. It is important to note that blood pressure can temporarily decrease immediately after exercise due to dilation of blood vessels, but will eventually return to normal levels. Option b, where heart rate is higher but blood pressure is lower, and option d, where heart rate is lower but blood pressure is higher, are both incorrect. Option e, where heart rate is lower but blood pressure remains the same, is not applicable during exercise.
During exercise, both heart rate and blood pressure increase to meet the body's increased demand for oxygen and nutrients. Therefore, the correct answer is option c: "Heart rate is higher and blood pressure is higher." This change ensures that the muscles receive sufficient blood supply, enabling them to perform at an optimal level throughout the exercise session.
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Please explain 11 Incoterm rules, their usages and examples.
nd compare differences between them.
Incoterms are a set of standardized international trade rules that define the responsibilities and obligations of buyers and sellers in terms of delivery, risk transfer, and costs. Understanding these 11 Incoterms is crucial for ensuring smooth and transparent global trade transactions.
1. EXW (Ex Works): The seller makes the goods available at their premises, and the buyer is responsible for all transportation and costs. Example: "EXW Factory A" - Buyer arranges pickup from Factory A.
2. FCA (Free Carrier): The seller delivers the goods, cleared for export, to a carrier nominated by the buyer. Example: "FCA Port B" - Seller hands goods to the carrier at Port B.
3. FAS (Free Alongside Ship): The seller delivers the goods alongside a vessel nominated by the buyer at a specific port. Example: "FAS Port C" - Goods placed next to the ship at Port C.
4. FOB (Free on Board): The seller delivers the goods on board a vessel nominated by the buyer at a specified port. Example: "FOB Port D" - Seller ensures goods are on the vessel at Port D.
5. CFR (Cost and Freight): The seller covers the cost of goods and freight to the destination port. Example: "CFR Port E" - Seller pays for freight to Port E.
6. CIF (Cost, Insurance, and Freight): Similar to CFR, but the seller also provides insurance against loss or damage during transportation. Example: "CIF Port F" - Seller covers insurance in addition to freight to Port F.
7. CPT (Carriage Paid To): The seller delivers goods to a carrier and pays for transportation to the named destination. Example: "CPT Warehouse G" - Seller covers transport to Warehouse G.
8. CIP (Carriage and Insurance Paid To): Similar to CPT, but the seller also provides insurance against loss or damage during transportation. Example: "CIP Warehouse H" - Seller covers insurance and transport to Warehouse H.
9. DAP (Delivered at Place): The seller delivers goods to the buyer at a named place, without unloading. Example: "DAP Buyer's Facility" - Seller is responsible for delivery to the buyer's facility.
10. DPU (Delivered at Place Unloaded): The seller delivers goods to the named destination, including unloading. Example: "DPU Warehouse I" - Seller handles delivery and unloading at Warehouse I.
11. DDP (Delivered Duty Paid): The seller delivers goods to the buyer, cleared for import, and pays all applicable duties and taxes. Example: "DDP Customer's Doorstep" - Seller handles delivery and customs duties to the customer's location.
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The Incoterms rules define the obligations and responsibilities of buyers and sellers in international trade. Understanding these rules is crucial for determining who is responsible for various aspects of the transaction, such as transportation, insurance, and costs. Each Incoterm rule has its own specific usage and implications, and it's important to select the appropriate one based on the nature of the transaction and the parties' agreements.
The Incoterms (International Commercial Terms) are a set of standardized rules established by the International Chamber of Commerce (ICC) to govern international trade. They define the responsibilities of buyers and sellers in terms of the delivery of goods, the transfer of risk, and the allocation of costs.
There are 11 Incoterms rules, each with its specific usage and set of responsibilities. Here is a brief explanation of each rule, along with examples:
1. EXW (Ex Works): The seller makes the goods available at their premises, and the buyer is responsible for all transportation and costs from the seller's location to the final destination.
Example: The seller delivers the goods to their warehouse, and the buyer arranges transportation from there.
2. FCA (Free Carrier): The seller delivers the goods to a carrier chosen by the buyer, and the risk transfers to the buyer once the goods are handed over to the carrier.
Example: The seller delivers the goods to the buyer's designated carrier at a specified location.
3. CPT (Carriage Paid To): The seller pays for transportation to the agreed-upon destination, and the risk transfers to the buyer upon delivery to the carrier.
Example: The seller pays for transportation to the buyer's location, and the goods are insured until they reach the buyer.
4. CIP (Carriage and Insurance Paid To): Similar to CPT, but the seller also provides insurance against the buyer's risk of loss or damage during transportation.
Example: The seller pays for transportation and insurance to the buyer's location.
5. DAT (Delivered at Terminal): The seller delivers the goods, unloaded, at a designated terminal at the agreed-upon destination.
Example: The seller unloads the goods at the buyer's specified terminal at the port.
6. DAP (Delivered at Place): The seller is responsible for delivering the goods to the buyer at an agreed-upon place, but not unloaded.
Example: The seller delivers the goods to the buyer's warehouse, but the buyer is responsible for unloading.
7. DDP (Delivered Duty Paid): The seller is responsible for delivering the goods to the buyer, including all costs and risks, up to the destination.
Example: The seller delivers the goods to the buyer's location, including customs duties and taxes.
8. FAS (Free Alongside Ship): The seller is responsible for delivering the goods alongside the vessel at the agreed-upon port, and the buyer assumes all risks and costs from that point onwards.
Example: The seller delivers the goods to the port, and the buyer arranges for loading onto the ship.
9. FOB (Free on Board): The seller is responsible for delivering the goods onto the vessel at the agreed-upon port, and the buyer assumes all risks and costs from that point onwards.
Example: The seller loads the goods onto the ship, and the buyer arranges for transportation and insurance.
10. CFR (Cost and Freight): The seller is responsible for the cost and freight of delivering the goods to the agreed-upon port, and the risk transfers to the buyer once the goods are onboard the vessel.
Example: The seller pays for transportation to the port, and the buyer arranges for unloading and any further transportation.
11. CIF (Cost, Insurance, and Freight): Similar to CFR, but the seller also provides insurance against the buyer's risk of loss or damage during transportation.
Example: The seller pays for transportation and insurance to the port, and the buyer arranges for unloading and any further transportation.
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What does evolution mean in biology?
change in species over time
change in individuals over time
change in theories over time
change in ecosystems over time
Answer:
Evolution
Change in species over time.
15. Which macronutrient comes from turkey, eggs, and dairy products?
carbohydrates
proteins
fats
Answer:
Proteins
3 Given Terms:
Carbohydrates
Any of a class of organic compounds that are polyhydroxy aldehydes or polyhydroxy ketones, or change to such substances on simple chemical transformations, as hydrolysis, oxidation, or reduction, and that form the supporting tissues of plants and are important food for animals and people.
Proteins
Any of numerous, highly varied organic molecules constituting a large portion of the mass of every life form and necessary in the diet of all animals and other nonphotosynthesizing organisms, composed of 20 or more amino acids linked in a genetically controlled linear sequence into one or more long polypeptide chains, the final shape and other properties of each protein being determined by the side chains of the amino acids and their chemical attachments: proteins include such specialized forms as collagen for supportive tissue, hemoglobin for transport, antibodies for immune defense, and enzymes for metabolism.
Fats (Also known as Lipids)
Any of a group of organic compounds that are greasy to the touch, insoluble in water, and soluble in alcohol and ether: lipids compromise the fats and other esters with analogous properties and constitute, with protein and carbohydrates, the chief structural components of living cells.
The macronutrients are any of the nutritional components of the diet that are required in a relatively large amounts: protein, carbohydrate, fat, and the macrominerals.
The dark meat of turkey tends to contain more vitamins but also has more fat and calories. Turkey contains the amino acid tryptophan. This is said to be the cause of people wanting to nap after a big Thanksgiving dinner.
An egg is the roundish reproductive body produced by the female of certain animals, as birds and most reptiles, consisting of an ovum and its envelope of albumen, jelly, membranes, egg case, or shell, according to species.
Proteins represents the major functional components of dairy products when used as food ingredients.
Taking a close analysis of each macronutrient present in each of the given examples, the answer is concluded to be proteins.
Answer:
The answer is proteins.
Explanation:
Hope this helps!!
Most of the nutrients in the rain forest ecosystem are in the
the mimosa plant displays thigmotropism by collapsing its leaves in response to touch, as shown in the picture. the plant on the left is undisturbed. the upper stem of the plant on the right has been touched. what is the most likely benefit of this mechanism for the plant?
Likely benefit of the thigmotropism mechanism displayed by the Mimosa plant is to protect itself from potential harm.
In general , thigmotropism mechanism displayed by the Mimosa plant provides an adaptive advantage, allowing the plant to protect itself from potential harm and conserve resources in challenging environmental conditions.
Also, collapse of the leaves may help the plant to conserve water by reducing the surface area exposed to the sun and wind. This can be particularly important for plants growing in hot and dry environments.
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abnormal condition of stiffening of the tiny bones of the ear
The abnormal condition you are referring to is called otosclerosis, which is the stiffening of the tiny bones (ossicles) in the ear.
Otosclerosis is a progressive condition that affects the movement of the ossicles, particularly the stapes bone, within the middle ear. The stapes bone plays a crucial role in transmitting sound vibrations from the outer ear to the inner ear. In otosclerosis, abnormal bone growth occurs around the stapes, leading to its fixation or immobility.
This condition often results in conductive hearing loss, where sound waves are not efficiently transmitted to the inner ear. Symptoms may include gradually worsening hearing loss, tinnitus (ringing in the ear), and dizziness or balance problems in some cases.
The exact cause of otosclerosis is not fully understood, but genetic factors and hormonal changes, such as those occurring during pregnancy, are believed to play a role. Treatment options range from hearing aids to surgical interventions like stapedectomy or stapedotomy, which aim to restore hearing by replacing or modifying the affected bone.
It is important to consult with an ear, nose, and throat specialist (otolaryngologist) or an audiologist if you suspect you have otosclerosis or are experiencing any hearing-related issues. They can provide an accurate diagnosis and recommend appropriate treatment options based on your specific condition.
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Synaptic communication between two neurons usually occurs via a. electrical signaling b molecular transduction c. chemical messengers d direct contadct
Chemical mediators is the right response (c). Neurotransmitters, which are chemical messengers, are released into the synaptic cleft during synaptic contact between two neurons.
These neurotransmitters then attach to receptors on the postsynaptic neuron, which may cause the postsynaptic neuron to produce an electrical signal. This process is essential for many fundamental physiological functions, such as movement, perception, and cognition, as well as for information transfer between neurons in the nervous system. Direct interaction between neurons and electrical signalling are both possible, but chemical signalling via neurotransmitters is more frequent. A chemical signal, like a neurotransmitter, is converted into a cellular reaction through a process known as molecular transduction.
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20. You have a segment of DNA that contains 26% Adenine, what percent of Cytosine will there be?
a. 24%
b. 26%
c. 52%
d. 48%
Answer:
A
Explanation:
as all bases will be 100% so there will be same about of adenine and thymine so 26+26 =52 do 100-52=48 which will be the amount of cytosine and guanine so 48÷2=24 which will be the amount of cytosine.
hope this make sense :)
which substance is measured in urinary test as an indicator of kidney function?
The substance that is measured in a urinary test as an indicator of kidney function is creatinine and it is often used as a screening tool to detect early kidney disease or monitor the progression of an existing condition.
Creatinine is a waste product that is produced by muscles during normal activity and is filtered out of the blood by the kidneys. When the kidneys are not functioning properly, the level of creatinine in the blood will increase, and this will be reflected in the amount of creatinine that is present in the urine. By measuring the amount of creatinine in the urine, doctors can determine how well the kidneys are filtering blood and removing waste from the body. This test is called a creatinine clearance test, and it is often used as a screening tool to detect early kidney disease or monitor the progression of an existing condition.
A urinary test, specifically a creatinine clearance test, is used to measure kidney function. Creatinine is a waste product formed from the normal breakdown of muscles in the body. Healthy kidneys filter creatinine from the blood and excrete it in the urine. By comparing the levels of creatinine in both blood and urine samples, doctors can determine how well the kidneys are filtering waste products. If creatinine levels are high, it may indicate that the kidneys are not functioning properly.
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Fox is related to cunning, as leaf is related to
1. Calcium
2. hub
3. sap
4. crump
describe archae and its environment
If H = hairy legs and h = smooth legs. Which of the following represent a
genotype?
(Select all that apply.) *
a) hairy legs
b) smooth legs
c) HH
d) hh
Answer:
C and D
Explanation:
I think im correct
Identify the characteristic of life for the following statement below1. ____________________”My friend got 3 inches taller in one summer”
In this statement, the characteristic of life is growth, i.e the increase in number and size of cells.
Does anyone have answers to this work sheet
Answer:
1) 2,1,2
2) 2,1,2
3) 2,1,2
4) 4,1,2
5) 2,2,1
6) 2,3,2
7) 2,4,1
8) 3,1,2
9) 1,2,1,1
10) 1,1,1,3
11) 1,2,1,2 (not sure about this one)
Why was motion of Earth not observable after the action-reaction event with the ping pong ball or clay ball?
According to Newton’s third law, motion of Earth is not observable because Earth is so large, we cannot perceive the change as it is so negligible.
Newton's third law of motion states that every action has a corresponding and opposing response.
The action-reaction forces can be used to study or observe Newton's third law. When a clay ball or ping pong ball is put to the ground, the clay ball flattens on the side that meets the ground while the ping pong ball rebounds into the air.
Newton's third law states that even though the action-reaction forces on the balls and the Earth were equal in strength and directed in opposing directions during each encounter, the resulting movements of the interacting objects were dependent on their masses.
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Explain why chromosomes are important in inheritance ?
Explanation:
Discuss Sutton’s Chromosomal Theory of Inheritance
Describe genetic linkage
Explain the process of homologous recombination, or crossing over
Describe how chromosome maps are created
Calculate the distances between three genes on a chromosome using a three-point test cross
Long before chromosomes were visualized under a microscope, the father of modern genetics, Gregor Mendel, began studying heredity in 1843. With the improvement of microscopic techniques during the late 1800s, cell biologists could stain and visualize subcellular structures with dyes and observe their actions during cell division and meiosis. With each mitotic division, chromosomes replicated, condensed from an amorphous (no constant shape) nuclear mass into distinct X-shaped bodies (pairs of identical sister chromatids), and migrated to separate cellular poles.
mr. and mrs. smith’s child was diagnosed with turner syndrome. their child has a(n) _________ chromosome
Turners syndrome is a genetic disorder caused due to the deletion of partial or complete of a X chromosome.
Turners syndrome affects only females. There are 44 autosomal chromosomes and a pair of sex chromosomes in humans. In males there are a X and Y chromosomes. In females there are two X chromosomes.
In turners syndrome, one of the X chromosome is deleted either partially or completely. In infant stage it causes Wide or weblike neck, Low-set ears, Broad chest with widely spaced nipples etc.
During puberty and adult stages, the symptoms become more prominent like No growth spurts at expected times in childhood, Failure to begin sexual changes expected during puberty, Sexual development stops during teenage years, Early end to menstrual cycles, For most females with Turner syndrome, inability to conceive a child without fertility treatment.
So turners syndrome is diagnosed with child has an X chromosome.
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Bone marrow stem cells differentiate into any type of cell. true or false?
Answer:
True
Explanation:
Bone marrow mesenchymal stem cells have pluripotent potential and mainly into osteoblasts into the skeleton, but its unbalanced.
Answer:
True
Explanation:
Stem cells from bone marrow are pluripotent which can differentiate from signaling mechanisms.