A deoxyribose sugar, phosphate group, and a nitrogen- containing base (A,C,T,G) make up a the monomer of DNA.
Answers
Answer:
Yes.
Explanation:
Yes, DNA is formed from three main components comprise of deoxyribose sugar, phosphate group, and a nitrogen- containing base. This DNA molecule have a genetic information about the organism's form and structure. DNA is made of blocks of nucleotide and that nucleotide is formed from deoxyribose sugar, phosphate group, and a nitrogen- containing base.
Answer:
nucleotides
Explanation:
HECK YEA BROTHER!! (got it right on CK12)
Related Questions
#30.
identify the data set's level of measurement.
temperatures of 81 selected refrigerators
o a. nominal
ob. ratio
o c. interval
od. ordinal
Answers
Based on the types of variables being measured, the level of measurement for this data set would be classified as ratio.
The data set in question is the temperatures of 81 selected refrigerators. This is because the temperatures being measured are continuous numerical values that have a true zero point, meaning that a temperature of 0 degrees is an absence of heat. Additionally, the values can be compared using mathematical operations such as addition, subtraction, multiplication, and division.
This level of measurement provides the most precise and accurate information, allowing for more sophisticated analysis of the data. Therefore, it can be concluded that the temperatures of the 81 selected refrigerators have a ratio level of measurement.
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*Complete question:
Identify the level of measurement for temperatures of 81 in refrigerators data set.
a. nominal
b. ratio
c. interval
d. ordinal
Which of the following provides a ready source of energy for daily activities?
A.water
B. proteins
C. carbohydrates
D. vitamins
Answers
Out of the given options C. carbohydrates provide a ready source of energy for daily activities
The main macronutrient that offers a convenient supply of energy for daily activities is carbohydrates. Upon ingestion and digestion, carbohydrates are transformed into glucose, the body's primary fuel for generating energy. Cells can easily use glucose to produce ATP, a chemical that gives the body's different physiological activities energy.
This comprises regular metabolic processes including muscular contraction, brain activity, and other bodily functions. Proteins, vitamins, and water are necessary for body's overall health and functionality, but they are not the main source of energy for daily tasks. Proteins help with tissue growth and repair, vitamins work as coenzymes in metabolic processes, and water is essential for hydration and supporting body functions.
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Given the type of transporter as determined in Part 1. choose all of the correct statements below that relate to the functive of the Na 4
/Ca 2+
transporter. Choose one or more: A. Nat is transported against its electrochemical gradient. B. The transporter directly uses ATP as an energy source for transparting ions. C. Cà2+ is transported against its electrochemical gradient. D. The transporter uses the Na +
electrochemical
Answers
The correct statements regarding the function of the Na⁺/Ca²⁺ transporter are A. Na⁺ is transported against its electrochemical gradient. and C. Ca²⁺ is transported against its electrochemical gradient.
These statements indicate that the transporter moves Na⁺ and Ca²⁺ ions across the cell membrane in a direction that is opposite to their respective electrochemical gradients. However, it does not directly use ATP as an energy source for transporting ions (statement B). The transporter utilizes the electrochemical gradient of Na⁺ to drive the transport of Ca²⁺ (statement D).
The Na⁺/Ca²⁺ transporter facilitates the movement of Na⁺ and Ca²⁺ ions across the cell membrane. It operates by utilizing the electrochemical gradient of Na⁺ to transport Ca²⁺ against its own electrochemical gradient. This means that Na⁺ is transported in the same direction as its electrochemical gradient, while Ca²⁺ is transported in the opposite direction.
The transporter does not directly use ATP as an energy source for ion transport. Instead, it harnesses the energy stored in the Na⁺ electrochemical gradient, which is generated by the action of the Na⁺/K⁺ ATPase pump. This coupling mechanism allows the Na⁺/Ca²⁺ transporter to facilitate the movement of Ca²⁺ ions into or out of the cell, depending on the prevailing concentrations and electrochemical gradients of Na⁺ and Ca²⁺.
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This sequence most closely resembles the process of 1) recombination 2) zygote formation 3) mitotic cell division 4) meiotic cell division tin variation will probably be found in the
Answers
Mitosis is the cell division event in which two identidal daughter cells are produced. This sequence most closely resembles the process of mitotic cell division. Option (3) is correct.
--------------------------------
Mitosis is a process by which, from a diploid somatic cell (2n), two daughter diploid cells (2n) are produced.
First occurs duplication of the cell content, and then the separation into two new cells happens.
Mitosis occurs in only one phase.
• In the prophase, it occurs chromosomes condensation and nuclear membrane breaks.
• During the metaphase, chromosomes are taken toward the center of the cell by the spindle apparatus. Once in the equatorial plane, chromosomes line up.
Each chromatid joins with a microtubule of opposites poles.
• In Anaphase, bonds between chromatids break. They separate and migrate to the opposite poles.
• In telophase, duplicated chromosomes are already in the corresponding poles, and the nuclear membrane forms again in each pole.
• Finally, cytokinesis occurs.
The sequence of events below occurs in the life cycle of a bacterium.
(A) The bacterium copies its single chromosome
It is similar to the DNA Replication process in the S phase.
(B) The copies of the chromosome remain attached to each other.
Similar to sister chromatids that remain together until anaphase.
(C) As the cell grows, the two copies of the chromosome separate.
Similar to chromatids when they separate during the anaphase.
(D) The cell is separated by a wall into equal halves.
Similar to cytokinesis
(E) Each new cell has one copy of the chromosome.
Similar to the two diploid daughter cells.
This sequence most closely resembles the process of
(1) recombination
(2) zygote formation
(3) mitotic cell division (mitosis)
(4) meiotic cell division (meiosis)
The correct option is (3).
-------
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What hydroxyl group of ATP is activated by adenylate cyclase to create cAMP?
A) 2'
B) 3'
C) 4'
D) 5'
Answers
The hydroxyl group of ATP that is activated by adenylate cyclase to create cAMP is the 3' hydroxyl group. B) 3'
Adenylate cyclase is an enzyme that catalyzes the conversion of ATP into the second messenger cAMP (cyclic adenosine monophosphate). This conversion is initiated when ATP binds to the enzyme, which causes a conformational change that activates the 3' hydroxyl group of ATP. The activated 3' hydroxyl group then adds a phosphate group to the amino acid serine, forming the first intermediate in the cAMP pathway.
cAMP then goes on to activate a variety of downstream effectors, including protein kinases and ion channels, which can modulate a wide range of cellular processes.
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Que crees que significa cuando decimos que los humanos viven en un entorno artificial y no en un entorno natural como otros organismos
Answers
When we say that humans live in an artificial terrain, we mean that important of the terrain around us is the result of mortal intervention and manipulation.
Unlike other organisms that live in natural surroundings, humans have altered their surroundings in innumerous ways to meet their requirements and solicitations. This includes erecting metropolises, developing transportation systems, modifying the geography for husbandry, and creating technology to enhance and control our surroundings. While these conduct have allowed humans to thrive in numerous ways, they've also had significant impacts on the natural world, similar as niche destruction, pollution, and climate change.
it's important to note that the distinction between" natural" and" artificial" surroundings isn't always clear- cut. In numerous cases, mortal interventions have come so integrated into the terrain that they appear to be natural, similar as the use of irrigation systems for husbandry, or the domestication of certain creatures for fellowship and labor.
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The question in english langauge is as follows:
What do you think it means when we say that humans live in an artificial environment and not in a natural environment like other organisms?
Which of the following statements is true?
Carnivores get their energy directly from the sun.
Decomposers add nutrients back to the soil.
Cacti are found in the tropical rainforest.
All food chains start with the consumer.
Answers
Answer:
Decomposers add nutrients back to the soil.
Explanation:
I think this is correct. Because carnivores get their energy primarily from meat. Cacti are primarily found in a desert biome or hot biome. All food chains start with a plant or producer that then gets eaten by a herbivore.
an individual with this karyotype would be described as
Answers
Answer:
it's option c
Answer:
a normal male with a translocation mutation.
Using ONLY information from the morphological cladogram shown below, which two organisms are most closely related?
A) Chicken and gorilla.
B) Gorilla and human.
C) Turtle and chicken.
D) Not enough information to determine.
Answers
Given what we know, we can confirm that the two organisms most closely related would be the human and the gorilla.
Why are the Gorilla and Human the most closely related?Using only the information given from the diagram, we can say that gorillas and humans are the most closely related. Although the turtle and the chicken also share the same genetic similarities in the diagram, the human and the gorilla also share physical aspects between them, making them more related than the previous group.
Therefore, given that they share genetic and physical aspects, we can confirm that the two organisms most closely related would be the human and the gorilla.
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Health and fitness products are not inspected for safety or reliability. True False
Answers
False. In addition to adhering to legal requirements, a producer of gym equipment who cares about product safety will also uphold the highest industry standards.
The safety, dependability, and quality of consumer goods are being monitored by non-governmental, private organisations, such as the ISO, which is well-known worldwide. Inquire as to whether the maker of the gym equipment is ISO-certified as adhering to the highest standards in the design and production of the equipment if you're wanting to buy it for use at home. The equipment's package, distributor, or reseller should all have this information easily available. You should always check to make sure the equipment is secure before using it as part of safe gym equipment usage.
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List the 3 phases of the cell cycle in order. 20 pts
Answers
Answer:
The cell cycle is composed of
interphase (G₁, S, and G₂ phases)
phase (mitosis and cytokinesis)
G₀ phase
Explanation:
:)
how does a human and scuba gear interact
Answers
Answer:
Scuba diving is a mode of underwater diving where the diver uses a self-contained underwater breathing apparatus, or scuba gear, which is completely independent of surface supply, to breathe underwater. Scuba divers carry their own source of breathing gas, usually compressed air, allowing them greater independence and freedom of movement than surface-supplied divers, and longer underwater endurance than breath-hold divers.
Explanation:
Not sure if this is the answer you were looking for!
En el hombre el color negro de los ojos “A” domina sobre el color azul “a” Una pareja en la que el hombre tiene los ojos negros y la mujer ojos azules tienen dos hijos, uno de ellos de ojos negros y el otro de ojos azules. Averiguar:
a) El genotipo del padre.
b) Realizar el cruzamiento.
c) Porcentaje genotípico de los hijos.
Answers
El enunciado hace referencia a un caso de herencia monogénica y dominancia completa para el rasgo 'color de ojos', donde el padre es heterocigota y la madre es homo-cigota recesivo.
Las respuestas a estas preguntas son:
a) Genotipo del padre: Aa (ojos negros)
b) Cruzamiento: Aa (padre) x aa (madre)
c) Frecuencias genotípicas esperadas: 1/2 Aa; 1/2 aa
En genética, dominancia completa se refiere al proceso de herencia en la cual un individuo heterocigota, es decir, el individuo que presenta dos alelos diferentes para el mismo gen, presenta el mismo fenotipo que un individuo homo-cigota para el alelo dominante (el alelo dominante es aquel que enmascara la expresión del alelo recesivo en individuos heterocigotas).
En este caso, el carácter 'color de ojos' presenta un patrón de herencia monogénica, donde el alelo 'A' dominante codifica para el rasgo fenotípico ojos negros, mientras que el alelo 'a' recesivo codifica para el rasgo fenotípico ojos azules.
En el ejemplo, la pareja tuvo progenie en la cual uno de los hijos presenta el rasgo recesivo ojos claros, y por lo tanto el padre debe ser heterocigota y poseer un alelo recesivo 'a'; mientras que la madre expresa el fenotipo recesivo y por lo tanto su genotipo es 'aa'. En consecuencia, el cruzamiento de un padre heterozigota 'Aa' con una madre homo-cigota recesivo 'aa' producirá una descendencia con una frecuencia genotípica esperada de 1/2 (50%) de hijos con ojos 'color negro' de genotipo Aa y 1/2 (50%) de hijos con ojos 'color celelste' de genotipo aa >>
Cruzamiento: Aa (padre) x aa (madre)
Gametos padre: 1/2 A; 1/2 a
Gametos madre: 100% a
Cuadro de Punett (combinaciones gaméticas):
A a
a Aa aa
a Aa aa
En consecuencia, este cruzamiento producirá 50% individuos ojos color negro (genotipo Aa) y 50% individuos con ojos color celelste (genotipo aa)
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Please help it’s a fill in the blank,
Answers
Answer:
1] Vascular tissue
2] Producer
3] Cuticle
4] Cellulose
5] Transport.
Answer:
1. Cellulose
2. Vascular Tissue
3. Cuticle
4. Transport
5. Producer
Explanation:
I don't really have a explanation for this, I just guessed on this one really. I searched some stuff up but idrk if any of what I said is 100% correct :) I tried my best lol. Sending best wishes to you and this thing about plants :)
the ____system will dilate the pupil when the retina is not receiving enough light, and the_____system will constrict the pupil when too much light hits the retina.
Answers
The sympathetic system will dilate the pupil when the retina is not receiving enough light, and the parasympathetic system will constrict the pupil when too much light hits the retina.
When light strikes the retina, a signal travels through the optic nerve, resulting in the pupillary light response. Because the sensory branch of this reflex is merely sharing the specific sense channel, this is a visual experience. Bright light hitting the retina causes the parasympathetic reaction via the oculomotor nerve, which is then stimulated by the postganglionic fibre from the ciliary ganglion, which contracts and constricts the pupil.
When light strikes the retina in one of the eyes, both pupils constrict. When the light is turned off, both pupils dilate back to their resting state. The reaction is bilateral when the stimulus is unilateral (given to just one eye or both eyes).
The same cannot be said for somatic reflexes. When you touch a hot radiator, you just draw back one arm, not both. Autonomic reflexes are controlled differently than somatic reflexes by the central nervous system. The autonomic system is controlled by the hypothalamus and other CNS sites.
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Chipmunks use cheek pouches to carry food and store for the winter. Is this a structural adaptation, behavioral adaptation, or both?
Answers
Answer:
structural adaption
What are the signals provided by TFH cells that promote germinal center-specific changes to B cells? (select two answers)1)B cell receptor ligands B)cytokines C)CD40L D)CD40 E)B7-1
Answers
The signals provided by TFH cells that promote germinal center-specific changes to B cells are: C) CD40L and B) cytokines.
TFH cells are T follicular helper cells, which are a specialized population of helper T cells that are vital for the creation and maintenance of germinal centers (GCs) in secondary lymphoid organs (SLOs) and effective antibody responses. T cell-dependent humoral immune reactions occur inside GCs, which are regions of B cell proliferation and differentiation into high-affinity antibody-secreting plasma and memory B cells. TFH cells and GC B cells interact intimately in GCs, resulting in B cell selection, differentiation, and somatic hypermutation (SHM) and class-switch recombination (CSR).
The signals provided by TFH cells that promote germinal center-specific changes to B cells are CD40L and cytokines. TFH cells produce cytokines that regulate the development of germinal centers, promote the proliferation of GC B cells, and drive the selection and differentiation of high-affinity plasma cells.
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Enzo works in the primate exhibit in a city zoo. Recently, the zoo has installed a wire tunnel that hangs through the trees and eventually ends in an extra habitat on the other side of the park. Since these have been opened, the two male orangutans, Kwame and Ikon, have gotten into fewer fights. What conclusion would this MOST likely cause Enzo to reach about the primates?
A.
Having more room to spread out has decreased irritation between the orangutans.
B.
The new environment has fooled Kwame and Ikon into thinking they are in the wild.
C.
Kwame and Ikon are concerned that they may be separated if they do not behave.
D.
The orangutans are distracted by more tourists because of the new exhibit.
Answers
Enzo's conclusion regarding the primates is most likely to be that they are less irritable now that they have more habitat to spread out.
The construction of the wire tunnel that runs through the trees and connects to a second habitat on the opposite side of the park gives the primates such as orangutans greater room to roam and explore, which can lessen the likelihood of fights and violent behavior.
Consequently, it is reasonable to infer that the greater space and more habitat offered to them are the causes of the decrease in conflicts between Kwame and Ikon.
Therefore, the correct option is A.
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This substance is produced in the liver, but is stored in and secreted by the gallbladder is called?
Answers
A physiological aqueous fluid called bile is created or secreted by the liver.
Digestion is aided by bile. Bile, commonly known as gall, is a greenish yellow fluid that the liver produces and sends to the gall for storage, concentration, or transportation into the duodenum, the first part of the small intestine. Its purpose is to facilitate the duodenum's ability to digest lipids. The two main functions of bile secretion are (1) to transport bile acids to aid in the breakdown of lipids and (2) to eliminate various compounds such bilirubin, certain medications, and poisons. The digestion dietary fat is aided by bile salts. Additionally, they aid in the body's absorption of fat-soluble vitamins like A, D, E, and K. The liver produces bile and bile salts, which are then kept in the gall between meals.
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Tiktaalik was a prehistoric fish that was an ancestor to modern tetrapods. It shared anatomical features with tetrapods (e.g., four limbs) and fish (e.g., gills, scales). With these features, Tiktaalik could be best described as a(n)...? (1 point)
Answers:
1. reptile.
2. amphibian.
3. transitional form.
4. fossil.
Answers
With these features, Tiktaalik could be best described as a transitional form. The correct option to this question is 3.
Characteristic Tiktaalik is the name of a group of extinct sarcopterygian (lobe-finned) fishes from the late Devonian period. These fishes shared many characteristics with tetrapods (four-legged animals), including many of their characteristics. It is an illustration of how many lineages of extinct sarcopterygian fish evolved adaptations to the oxygen-poor shallow-water habitats at that period, which fueled the evolution of amphibians. In Ellesmere Island in Canada's Nunavut Territory, wonderful fossils were discovered in 2004.To tetrapods what Archaeopteryx is to birds, Tiktaalik is a transitional fossil.Tiktaalik limb, gazing from fin to shoulder fish, fish gills, and fish scales are some of its tetrapod-and-fish hybrid traits.For more information on Tiktaalik kindly visit to
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What process do the animals (and plants) in the
rainforest use oxygen for?
Answers
Answer:
Animals and plants use oxygen for processing cellular respiration.
Explanation:
Most of all organisms use oxygen to undergo cellular respiration with the help of the mitochondria that powers energy. Cellular respiration is needed to obtain energy for survival. As products of cellular respiration, ATP energy is created, and carbon dioxide + water is released from the organism. Thus, an ecosystem like a rainforest with animals and plants use oxygen for processing cellular respiration.
Match the human activity with how it intensifies the greenhouse effect.
deforestation
burning fossil fuels
waste disposal in landfills
primary cause of human-created
carbon emissions
arrowRight
destroys natural carbon sinks,
leading to more CO2 in the air
arrowRight
emits methane from decomposing
matter
arrowRight
Answers
The correct matchings are: Deforestation: Destroys natural carbon sinks, leading to more CO2 in the air. Burning fossil fuels: Primary cause of human-created carbon emissions. Waste disposal in landfills: Emits methane from decomposing matter
1. Deforestation intensifies the greenhouse effect by contributing to increased levels of carbon dioxide (CO2) in the atmosphere. Trees act as natural carbon sinks, absorbing CO2 through photosynthesis and storing it in their biomass.
2. Burning fossil fuels, such as coal, oil, and natural gas, is the primary cause of human-created carbon emissions. These fuels release carbon that has been stored underground for millions of years into the atmosphere as CO2.
3. Waste disposal in landfills intensifies the greenhouse effect through the production of methane (CH4). When organic waste decomposes in oxygen-deprived conditions, methane is released. Methane is a potent greenhouse gas, with a significantly higher warming potential than CO2.
These activities highlight the human-induced factors that contribute to the intensification of the greenhouse effect and the resulting impacts on the Earth's climate system.
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what word describes the position of the kidneys? question 15 options: sub-lumbar supercranial interabdominal retroperitoneal
Answers
The word that describes the position of the kidneys is retroperitoneal.
The kidneys are retroperitoneal organs, which means they are located behind the peritoneum, a membrane that lines the abdominal cavity.
The peritoneum covers the organs in the abdominal area, but the kidneys are positioned outside of this membrane.
The term "retroperitoneal" indicates that the kidneys are situated behind the peritoneum and are not covered by it. This anatomical position provides protection to the kidneys as they are located closer to the back muscles and the spine.
The other options given in the question are not applicable to the kidneys' position.
"Sub-lumbar" refers to the region below the lumbar vertebrae, "supercranial" pertains to a position above the cranium, and "interabdominal" is not a commonly used term in anatomy.
Therefore, "retroperitoneal" is the correct term to describe the position of the kidneys.
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what is the only bone in the body not connected by muscle or ligament
Answers
Answer:
The hyoid bone is the only bone in humans that does not articulate with any other bone, but only has muscular, ligamentous, and cartilaginous attachments.
Explanation:
Difference between Acute Disease & Chronic Disease
NO SPAM
Answers
Answer:
Acute disease develop suddenly and last a short time while chronic disease develop slowly and last for an extended period of time.
Explanation:
Acute disease come rapidly and are accompanied by symptoms that require short term care and therefore get better once treated.
chronic disease are slower to develop and may progress over time hence have many warning signs or no signs .
What do you believe is true about biomedical science? How is biomedical science, illness, and wellness related to social relationships? Public policy? Urban, suburban, or rural spaces? Age? Sex or gender? Race?
Answers
Biomedical science is the study of the biology of health and disease. It plays a crucial role in understanding how the human body functions and how diseases can be prevented and treated.
Biomedical science is closely related to social relationships, as it can impact how individuals interact with one another. For example, a person with a chronic illness may have difficulty maintaining relationships due to their health issues. Additionally, social relationships can affect a person's health, as strong social connections have been shown to promote wellness and reduce the risk of illness.
Public policy also plays a significant role in biomedical science, as it can influence healthcare access, funding for research, and regulation of medical practices. For example, public policy can determine how much funding is available for biomedical research, which can affect the development of new treatments and cures.
The relationship between biomedical science and urban, suburban, or rural spaces is also important. For example, people living in urban areas may have greater access to healthcare resources, while those in rural areas may face barriers to accessing care.
Age, sex or gender, and race can also impact biomedical science and health outcomes. For example, certain diseases may be more prevalent in certain age groups, and sex or gender can influence how a person's body responds to treatments. Additionally, race can play a role in healthcare access and health disparities, as certain racial or ethnic groups may be at a higher risk for certain diseases or have less access to healthcare resources.
Overall, biomedical science is closely intertwined with social relationships, public policy, urban, suburban, or rural spaces, age, sex or gender, and race. Understanding these relationships can help promote wellness and prevent illness.
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Dichotomous Key Challenge:
10. Remember how we mentioned that the dichotomous key we provided was only designed for use with organisms
A-E in the chart? If we add another organism such as the cat below, you will find that the dichotomous key cannot arrive at the scientific name, Felis catus, for this cat. In the space below, please redesign the dichotomous key so that it includes the cat. You can still reuse steps as the key should now be able to arrive at all organisms A-F.
Answers
Here's a redesigned dichotomous key that includes the cat (Felis catus) along with organisms A-E:
Is the organism aquatic?
Yes: Go to step 2.
No: Go to step 3.
Does the organism have fins?
Yes: Organism A (Salmon)
No: Organism B (Dolphin)
Does the organism have wings?
Yes: Go to step 4.
No: Go to step 5.
Does the organism have feathers?
Yes: Organism C (Eagle)
No: Organism D (Bat)
Does the organism have four legs?
Yes: Go to step 6.
No: Organism E (Snake)
Does the organism have a tail?
Yes: Organism F (Cat)
No: This key cannot classify this organism.
What is a dichotomous key used for?A dichotomous key is a useful scientific tool for identifying various organisms based on their visible characteristics. Dichotomous keys are made up of a succession of statements, each with two options, that guide users to the proper identification.
They may, however, be used to detect minerals - and, in principle, any other sort of material that can be recognized by a known set of observable properties.
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You have discovered a new species of bacteria. To begin your investigation of this organism, you run an assay on the total nucleotide content of the bacterial cells. If the guanine content of DNA from the bacterial cells is 23%, what is the thymine content?
Answers
What is the relationship between kinetic and potential energy of a falling object ?
Answers
URGANT :)
Why is the core of the earth solid, despite its extreme temperature?
Answers
Answer:
Pressure
Explanation:
The pressure from the other layers makes it impossible for any liquid to flow, but since it is getting pressed from all around, it is solid.
Sorry if I'm wrong, but I hope this helps!