You find a plant unfamiliar to you and observe that it has vascular bundles scattered throughout the stem cross section. What do you conclude about the plant? A) It is probably an herbaceous eudicot.
B) It will probably get annual rings of wood.
C) It is probably a monocot.
D) It could be either a young eudicot or a monocot.
Answers
It is probably a monocot. There is no vascular cambium between the xylem and phloem in monocot vascular bundles.
Vascular bundle arrangement in monocot :Vascular bundles, or xylem and phloem, are a component of plant movement. Vascular bundles are dispersed across monocot stems. Sclerenchyma cells form a covering for each vascular bundle called a bundle sheet.
The xylem is typically located near the axis, while the phloem is located away from the axis. This indicates that in a stem or root, the xylem is closer to the interior while the phloem is closer to the exterior. The phloem transports dissolved sugars, organic compounds, and other substances from the leaves of the plant to the stem and roots.
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Related Questions
Tall, light colored rock protruding from the ground, taller than surrounding trees. What type of rock is pictured here?
Answers
Answer:
Intrusive
Explanation:
Correct on Edge 2020
5 stars?
If this helped, please click the pink heart.
Answer:
Intrusive
Explanation:
becasue it is not on the earths surface
how does surface-to-volume ratio relate to the size of a cell
Answers
Surface-to-volume ratio is the ratio of the surface area of a cell to its volume. As a cell grows in size, its volume increases at a faster rate than its surface area. This is because volume is a cubic function of size, while surface area is a squared function of size.
As a result, larger cells have a smaller surface-to-volume ratio compared to smaller cells. This is important because the surface of a cell is where exchanges with the environment occur, such as nutrient and gas exchange. If a cell becomes too large, its surface area may not be sufficient to meet the demands of its volume.
Therefore, smaller cells have a higher surface-to-volume ratio, which allows for more efficient exchange with the environment. This is one reason why many single-celled organisms are small, and why multicellular organisms have evolved specialized structures to increase their surface area, such as the villi in the small intestine or the gills in fish.
Option c is correct. Small cells have a grater surface-to-volume ratio than larger cells.
The surface area to volume ratio limits cell size because bigger the cell gets, the less surface area it has for its size.
This is important if the cell that depends on diffusion through your cell wall to obtain oxygen, water, and food and get rid of carbon dioxide and waste materials.
As you get bigger, you outside is unable to keep up with need of the inside.
We can see this with agar cubes soaked in NaOH solution.
The nutrients have diffused all the way to the center of smallest cube, but the largest cube is mostly starved at the center.
If you are a cell like the largest cube, your SA:V has become so small that your surface area is not large enough to supply nutrient to your inside. This way we can say that, the cell having large surface area are small in size whereas cell having small surface area are larger in size.
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HELP ME PLEASE Which equation shows one way that a plant cell stores energy in an energy-carrier molecule?
Answers
Note that the equation that shows how cells use the energy stored in an energy carrier is as follows: ATP → ADP + NADPH (option D).
In the cell, how is energy used?Energy is the ability to do labor and is a critical criteria for every metabolic activity that happens in living cells.
Adenosine triphosphate is the energy currency in living creatures' cells (ATP). ATP is a biomolecule that provides energy in cellular processes.
When a phosphate group is added to ADP, energy is stored in the cell, whereas energy is discharged for use when a phosphate group is removed from ATP to create ADP.
This implies that the equation that depicts how cells utilise the energy contained in an energy carrier is: ATP ADP + NADPH.
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what is site of gaseous exchange in an insect
Answers
Answer:
what are the answers? if I knew the answers I could tell ya
Animal cells tend to do best in a(n)
environment while plant cells do best in a hypotonic
environment.
Answers
Answer:
isotonic
Explanation:
illustrated in this photograph is the surface of a 5% sheep blood agar plate on which are growing colonies of yellow-pigmented staphylococcus species. note the tiny semi-translucent colonies that satellite around some of the colonies. pleomorphic gram-negative bacilli were seen on gram stain. the most likely identification is:
Answers
The most likely identification of the microorganism based on the provided information is Haemophilus influenzae.
The presence of yellow-pigmented colonies on the surface of a sheep blood agar plate suggests the growth of Staphylococcus species. Additionally, the observation of tiny semi-translucent colonies that satellite around some of the colonies indicates the presence of satellite growth, which is a characteristic of Haemophilus influenzae.
The presence of pleomorphic gram-negative bacilli on Gram stain further supports this identification. Haemophilus influenzae is a gram-negative bacterium known to exhibit satellite growth around colonies of other bacteria on agar plates. Its pleomorphic nature and gram-negative characteristics align with the observations made in this case.
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Can plants survive without osmosis?
Answers
Answer:
no.
Explanation:
Osmosis is the movement of solvent molecules across a semi-permeable membrane due to solute concentrations on either side of that membrane. In order for plants to remain healthy and thrive, osmosis is a necessary process.
An open spinal defect characterized by a protrusion of meninges and spinal cord through the defect, usually within a meningeal sac, is called :_______
Answers
Answer:
This question lacks options, options are:
a. meningocele
b. spina bifida occulta
c. Meningomyelocele
d. Arnold-chiari syndrome
The correct answer is c.
Explanation:
Spina bifida is a neural tube defect that usually runs in families. Spina bifida occurs due to an abnormality in the development of the spinal cord in the first trimester of pregnancy. The defect can only be associated with a protrusion of the membrane that covers the spinal cord (meninges), called a meningocele, or with some neural elements, called a meningomyelocele. Spina bifida can cause mild to severe physical and mental disabilities, depending on the size and location of the opening in the spine, and whether the spinal cord and nerves are affected. Myelomeningocele is a defect in which a fluid sac containing part of the spinal cord and nerves exits through an opening in the baby's spine, causing nerve damage. Also called "open spina bifida," this disease causes moderate to severe disabilities, such as trouble going to the bathroom, loss of sensation in the legs or feet and paralysis in the legs.
Which statement accurately describes the atoms of a specific element.
Answers
I'm pretty sure your answer is going to be (D)
Compare and contract induction and deduction.
Answers
Answer:
Both deduction and induction are a type of inference, which means reaching a conclusion based on evidence and reasoning. Deduction moves from idea to observation, while induction moves from observation to idea. Deduction is idea-first, followed by observations and a conclusion.
Explanation:
What is the location in the atom of the following particles (in nucleus, area outside nucleus)
OFFERING 50 POINTS
4. Electron
5. Neutron
6. Proton
7. Which particle has a larger mass? Proton or electron?
8. Which particle as the same mass as a neutron?
9. If you break an atom apart would it still behave like the element that makes it up? (yes/no)
10. What is the name of the smallest atom?
Answers
Answer:
Neutrons and Protons are in the nucleus and the electrons are outside of the atom
Sorry, Im not sure about 7, 8, 9, and 10
describe the supprising findings of the human genome project with respecttot the size of the human genome
Answers
The surprising findings of the Human Genome Project revealed that the size of the human genome is relatively small compared to initial expectations.
The Human Genome Project, a landmark scientific endeavor, aimed to sequence and map the entire human genome. One of the surprising findings of this project was that the size of the human genome is much smaller than previously anticipated.
Scientists initially speculated that the human genome would contain around 100,000 genes, considering the complexity of human biology. However, it was discovered that the actual number of protein-coding genes in the human genome is estimated to be around 20,000 to 25,000.
This revelation challenged the notion that the complexity of an organism is directly proportional to the number of genes it possesses. It highlighted the importance of gene regulation, alternative splicing, and other mechanisms in shaping the complexity of human biology.
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what is a geologic time column?
Answers
Answer: A Columnar diagram that shows the rock formations of a locality or region and that is arranged to indicate their relations to the subdivisions of geologic time
Explanation:
Choose Griffith, Avery, or Hershey and Chase. Select evidence from the text to develop a flowchart that shows how that scientist or team of scientists used scientific methods. Be sure to identify each method. use your flowchart from the reading tool and content from chapter 1 as a guide.
Answers
Question = what is the genetic material? >> hypothesis = it is composed of DNA >> experimentation = use of radioactive isotopes. It was discovered by Avery by observing bacterial transformation.
What is the scientific method?The scientific method is a series of steps used to collect scientific evidence in favor of a hypothesis.
A hypothesis is a given explanation about an observation that emerged by analyzing the natural world.
By using the scientific method, Avery showed that DNA is responsible to store the genetic information in bacteria across generations.
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Below are some events that take place during cell division? Which would be the correct order?
I. Chromosomes line up at the equatorial plane
II. Chromosomes condense, becoming shorter and thicker
III. Chromosomes have long and nuclear membrane forms around them
IV. Centromeres divide and the chromosomes move to the opposite poles
a. 2-1-4-3
b. 3-4-1-2
c. 1-3-2-4
d. 4-1-2-3
Answers
The correct order of events during cell division is: 3-4-1-2, the correct option is b.
During cell division, several key events occur in a specific order.
Chromosomes have long and nuclear membrane forms around them: Before cell division occurs, the chromosomes within the nucleus start to undergo changes. Centromeres divide and the chromosomes move to the opposite poles: At this stage, the centromeres, which hold the sister chromatids together, divide. Chromosomes line up at the equatorial plane: Once the chromosomes have reached the opposite poles of the cell, they align themselves along the equatorial plane or the metaphase plate. Chromosomes condense, becoming shorter and thicker: In this step, the chromosomes further condense, becoming even shorter and thicker.Thus, the correct order, b. 3-4-1-2, accurately represents the sequence of events during cell division.
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Which of the following is not true for enzymes?
a. Enzymes lower the activation energy barrier of a reaction.
b. Enzymes are made up of proteins.
c. Enzymes are used up in reactions.
d. Enzymes can be affected by changes in temperature.
e. Enzymes contain an active site.
Answers
Enzymes are used up in reactions. This is not true for enzymes.
Enzymes are proteins that aid in the speeding up of metabolism, or the chemical reactions that occur in our bodies. Some substances are created while others are destroyed. Enzymes are found in all living things. Our bodies naturally produce enzymes.
According to the International Union of Biochemists (IUB), enzymes are classified into six functional classes based on the type of reaction they catalyze. Hydrolases, oxidoreductases, lyases, transferases, ligases, and isomerases are the six types of enzymes.
Enzymes are proteins that aid in the speeding up of metabolism, or the chemical reactions that occur in our bodies. Some substances are created while others are destroyed. Enzymes are found in all living things. Our bodies naturally produce enzymes.
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1. Describe the effect enzymes have on the rates of chemical reactions, such as those occurring
inside animals during hibernation.
Answers
By reducing the activation energy needed for the reaction, enzymes hasten chemical processes. During hibernation, they control metabolic processes, reducing or stopping several chemical activities to conserve energy.
What consequences does hibernation have?When an animal is hibernating, its metabolism drastically slows down. Its heartbeat slows, its breathing becomes more labored, and its body temperature falls—in certain severe cases, to below the freezing point of water (zero degrees Celsius).
How does an animal's requirement for ATP change while it is hibernating?Overall, our findings imply that skeletal muscle of hibernating bears has reduced ATP synthesis and consumption, which would enable to lower metabolic rate while maintaining metabolic balance.
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true or false If the marginal rate of substitution is not
diminishing, it must mean that tastes violate convexity (assuming
that our other assumptions about tastes hold).
Answers
The statement is false. The MRS can be constant or increasing without violating convexity, as other factors and assumptions about tastes need to be considered.
The statement "If the marginal rate of substitution is not diminishing, it must mean that tastes violate convexity" is false. The marginal rate of substitution (MRS) measures the rate at which a consumer is willing to give up one good in exchange for another while maintaining the same level of satisfaction. In general, the MRS tends to diminish as the consumer consumes more of a particular good.
However, the violation of convexity in preferences does not necessarily imply that the MRS is not diminishing. Convex preferences refer to a situation where the consumer prefers a diverse combination of goods rather than extreme combinations. It implies that the consumer values variety and has diminishing marginal utility for each good consumed.
Therefore, even if the MRS is not diminishing, it does not necessarily mean that tastes violate convexity. Convex preferences can still be present even if the MRS remains constant or increases. The relationship between the MRS and convexity is not direct, and it is important to consider other factors and assumptions about tastes to determine if convexity is violated.
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what are the studying of these branch of biology , parasitology, physiology, palentology and pharmacology
Answers
The studies of these branch of biology , parasitology, physiology, paleontology and pharmacology are called subdisciplines of biology.
What is parasitology?Parasitology is described as the study of parasites, their hosts, and the relationship between them.
The four branches of Parasitology are:
Animal parasites are the focus of veterinary parasitology.
structural parasitology is the study of parasite protein structures.
The quantitative investigation of parasitism in a host population is known as quantitative parasitology.
The field of parasite ecology investigates how parasites affect the environment.
In conclusion, these terms indicate specialist knowledge and study within each individual subject and describe the particular areas of expertise within biology.
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Contaminating microorganisms may appear in food from all the following sources except
a) transport by rodents and arthropods.
b) human food handles.
c) animal's intestine or other organs.
d) All the above (a-c) are correct.
Answers
The correct answer is option d) All the above (a-c) are correct. Contaminating microorganisms can appear in food from various sources, and all of the options mentioned in the question can be potential sources of contamination.
Rodents and arthropods can carry and transmit harmful bacteria to food during transportation, while poor hygiene practices by human food handlers can lead to contamination from bacteria on their hands or equipment. Additionally, animals' intestines or other organs may contain harmful microorganisms that can contaminate the meat or other food products derived from them. Hence, it is essential to practice good hygiene and proper food handling procedures at every stage of food production and processing to prevent contamination by harmful microorganisms. Regular cleaning and sanitization of equipment and surfaces, proper storage and temperature control, and thorough cooking of food can help minimize the risk of foodborne illness. Food safety regulations and guidelines also provide critical guidance on the prevention and control of food contamination, helping to ensure that the food we eat is safe and healthy.
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Exercise
1. Which of the following statements about genetic engineering is not true?
A It is used to change an organism and give it new characteristies that people want.
B It inroles changing the genetic material of an organism.
C It can be used to produce crops that are resistant to disease.
D It does not allor genes to be transferred from one type of organism to another.
Answers
Answer:
d I guess.............
The following statements about genetic engineering is not true it does not allor genes to be transferred from one type of organism to another.
What is genetic engineering examples?Genetic engineering is one of the main pillars of biotechnology, which consists of a set of techniques for manipulating DNA through its recombination, with the objective of manufacturing improved organisms, aiming at the improvement or genetic structuring of a certain species, whether plant or animal.
Thus, the only alternative that does not represent genetic engineering is
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Explain how the farms upriver were adding to the high nitrate levels. (Gizmo)
Answers
Answer:
Farmers were adding high nitrate levels from many large corn farms along the river. ... During the drought, the farmers used extra fertilizer. As rained, the ammonia and nitrate from the fertilizer were washed into the river.
the component of the gram-negative outer membrane called endotoxin is also known as
Answers
The endotoxin of gram-negative bacteria is also known as lipopolysaccharide (LPS).
How is endotoxin of gram-negative bacteria identified?Endotoxin is a component of the outer membrane of gram-negative bacteria, consisting of lipopolysaccharides (LPS) which can induce a strong immune response in humans and animals. LPS is composed of three regions: lipid A, core polysaccharide, and O antigen.
Lipid A is the toxic component of LPS, and it is responsible for the majority of the biological activity associated with endotoxin. Endotoxin is released upon bacterial cell lysis or during bacterial growth and replication, and it can lead to sepsis, a potentially life-threatening condition characterized by systemic inflammation and organ dysfunction.
Detection of endotoxin is critical in clinical microbiology and pharmaceutical industries to ensure the safety of products and minimize the risk of endotoxin-induced adverse effects.
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¿Qué le pasaría a cualquier especie si no pudiera heredar las características que permiten la supervivencia y adaptación?
Answers
Answer:
It would die ,without the needed skills and characteristics to live in a specific environment
helpp?????????????????????
Answers
how do you the strand below is RNA and not a strand of DNA
AGUCAAGGCACUGGAG
A. the strand is too short to be DNA
B. There is no way to distinguish the two strands
C. the strand contains a U
Answers
We can determine that the strand AGUCAAGGCACUGGAG is RNA and not a strand of DNA because C. the strand contains a U.
What is the main difference between a DNA strand and an RNA strand?The main difference between a DNA strand and a RNA strand is the presence of Uracil or U as a nitrogen base in the RNA instead of Thymine or T base which are replaced during transcription.
Therefore, with this data, we can see that the major difference between DNA and RNA is the nitrogen base called Uracil in the first one.
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what is believed to be the function or purpose of the lion panel
Answers
The lion panel is believed to have a function or purpose related to religious or spiritual beliefs. It is thought to be a depiction of a deity or a symbol of power and protection. It is believed to be a symbol of divine protection and power. It is often found in ancient artworks, and was thought to protect against evil forces.
It typically depicts a lion surrounded by other mythical creatures such as eagles, sphinxes, and other powerful animals. The panel may also have been used as a means of communication, conveying a message or story to those who viewed it. Some scholars believe that the panel may have been used as a form of decoration, adding beauty and aesthetic appeal to a space. Overall, the function or purpose of the lion panel is not fully understood, but it is believed to have played a significant role in the religious or cultural practices of the people who created it.
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The microscopic filtering units found in the kidneys that are responsible for urine formation are called
Answers
Answer:
nephrons
Explanation:
there are about one million nephrons in one kidney which are responsible for urine formation
The microscopic filtering units found in the kidneys that are responsible for urine formation are called nephrons, so here the correct option is option a.
Throughout the nephron, various processes such as filtration, reabsorption, and secretion occur to produce urine. Filtration occurs at the glomerulus, where water and small solutes are forced out of the blood into the Bowman's capsule. Reabsorption involves the selective reabsorption of water, ions, and nutrients from the filtrate back into the bloodstream. Secretion involves the active transport of waste products, excess ions, and toxins from the bloodstream into the filtrate. So here, the correct option is option a.
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complete question is below
The microscopic filtering units found in the kidneys that are responsible for urine formation are called
A. nephrons
B. kidney
Could someone please help me with question 21
Answers
Answer:
22
Explanation:
the egg of a rabbit contains 22 chromosomes, a somatic cell of a rabbit would contain twice as many chromosomes, for a total of 44
Polysaccharides are:
Proteins
Lipids
Unsaturated fats
Carbohydrates
Answers
Answer:
carbohydrates
Explanation:
ive done this