Our modem system of classifying organisms is based on cider systems, mosdy that of
Carl Linnaeus. The system developed by Linnaeus classified organisms using what
characteristic?
B
C
D
Anatomical simlarnes
Kind of habitat
Mode of reproduction
Genetic makeup
Answers
Answer:
Anatomic similarities
Explanation:
Related Questions
Because of population growth, systems cannot be expanded fast enough to provide sanitation resources for some families. This is an environmental impact on:
A. Air
B. Energy
C. Land
D. Water
Answers
Which is NOT considered an organism?
fungi
virus
bacteria
German Sheppard
Answers
Answer:
Virus.
Explanation:
Living things are organisms
Fungi is a plant which is a living thing
bacteria is an organism
and a German Shepherd is a animal which is a living thing
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Minerals crystallize early in bowen's reaction series would most likely be found as:_________
Answers
Minerals that crystallize early in Bowen's reaction series are most likely to be found as mafic or ferromagnesian minerals.
Bowen's reaction series is a concept in geology that describes the order in which minerals crystallize from a cooling magma. It illustrates how minerals with different compositions form at different temperatures as the magma cools and solidifies. The series is divided into two branches: the discontinuous series and the continuous series.
In the discontinuous series, minerals crystallize in a specific order as the magma cools. The minerals that crystallize first at higher temperatures are generally mafic or ferromagnesian minerals, which are rich in iron (Fe) and magnesium (Mg). Examples of these minerals include olivine, pyroxene, and amphibole. These minerals have a higher melting point and are more stable at higher temperatures.
As the magma continues to cool, minerals with intermediate compositions, such as plagioclase feldspar, begin to crystallize. Finally, at lower temperatures, minerals with higher silica content, such as potassium feldspar and quartz, crystallize.
Therefore, minerals that crystallize early in Bowen's reaction series, such as mafic and ferromagnesian minerals, are more likely to be found in the earlier-formed rocks, such as basalts and gabbros, which are associated with volcanic activity or the solidification of magma.
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Is the fallowing true or false
An average star spends 90 percent of its life as a helium-burning main-sequence star?
Answers
Answer:false because the start must be the yellow star and other is can not make it true
Name the 2 functional groups in amino acids
Answers
Answer:
An amino acid is a molecule that contains two functional groups , an amine and a carboxylic acid , as shown in Figure 1. In this illustration there is an additional group called the side chain, designated with an R. The variation seen in naturally occurring amino acids arises from differences in this side chain.
Explanation:
Answer:
amine and carboxylic acid
Explanation:
Explain why Mdm2 is considered the product of a proto-oncogene, whereas p53 is considered the product of a tumor-suppressor gene.
Answers
Mdm2 is considered the product of a proto-oncogene because it plays a role in promoting cell division and inhibiting cell death. In normal circumstances, Mdm2 helps regulate the activity of the p53 protein, which is a tumor suppressor.
However, under certain conditions, Mdm2 can become overactive or amplified, leading to increased inhibition of p53 and promoting uncontrolled cell growth, which can contribute to the development of cancer.
On the other hand, p53 is considered the product of a tumor suppressor gene because it acts as a guardian of the genome. It plays a crucial role in preventing the formation of cancer by regulating cell cycle progression, DNA repair, and promoting cell death if DNA damage is irreparable.
Mutations in the p53 gene can disrupt its normal function, leading to a loss of its tumor suppressor activity and allowing cells with damaged DNA to continue dividing and potentially develop into cancerous cells.
In summary, Mdm2 is considered a proto-oncogene because its overactivity can contribute to the development of cancer, while p53 is considered a tumor suppressor gene because its normal function helps prevent the formation of cancer.
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How do you determine the amount of electrons and protons?
Answers
Answer:
The number of protons in the nucleus of an atom is equal to the atomic number
the number of electrons in a neutral atom is equal to the number of protons
Explanation:
Answer:
For both protons and electrons, you need to use the atomic number.
Which diagram most correctly represents the process of mitosis?
Answers
Answer:
B
Explanation:
Division of 2 identity.
lipid digestion and absorption requires the coordinated actions of ______ and ____.
Answers
Lipid digestion and absorption requires the coordinated actions of enzymes and specialized cells in the small intestine.
Lipid digestion and absorption require the coordinated actions of two key organs: the pancreas and the small intestine. The pancreas secretes digestive enzymes, such as lipase, into the small intestine, which break down fats into smaller molecules, such as fatty acids and glycerol. These molecules are then absorbed by the small intestine and transported to the liver, where they are further processed and distributed throughout the body. The small intestine also produces bile, a fluid that helps emulsify fats and make them more accessible to the digestive enzymes. The coordinated actions of the pancreas and small intestine are essential for efficient lipid digestion and absorption, which is critical for the uptake of essential fatty acids and fat-soluble vitamins, such as vitamin A, D, E, and K.
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wild buffalo are very large and aggressive. which characteristics people should choose to domesticate the wild buffalo?
Answers
Tameness, Adaptability, Reproductive Success, Size and Strength and Temperament.
Humans have domesticated animals since ages. The process of domestication is complex and requires careful selection and breeding over generations. So, while selecting wild buffalos, the following characteristics need to be considered so that the produced offspring would also be alike.
1. Tameness- Buffalos that are less aggressive towards humans are easier to handle and less dangerous to work with.
2. Adaptability- Buffalow should be able to survive in new environments as well as seasons and weather conditioons.
3. Reproductive Success- Healthy and fertile individuals contribute in the formation of equally healthy individuals.
4. Size and Strength- The animal should have sufficient size and strength to do all sort of laborious jobs that they are expected to perform.
5. Temperament- They should be calm and trainable.
When a stem cell differentiates and changes in size and shape, specific genes are being
expressed.
transcribed.
spliced.
copied.
Answers
When a stem cell differentiates and changes in size and shape, specific genes are being EXPRESSED.
Gene expression involves the flow of genetic information from genes (DNA) to RNA and proteins.
Differentiation involves first the transcription of genes to messenger RNAs (mRNAs) and second the translation of these mRNAs to proteins.
During gene transcription, a fragment of DNA called 'gene' is used as a template to create an mRNA in the cell nucleus.
Subsequently, this mRNA travels to the cytoplasm where it is then used as template to create a protein by the process of translation.
In conclusion, when a stem cell differentiates and changes in size and shape, specific genes are being EXPRESSED.
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Answer:
expressed
Explanation:
a _____ is an infection indigenous to animals that can, on occasion, be transmitted to humans.
Answers
The term you are looking for is "zoonotic disease". A zoonotic disease is one that can be transmitted from animals to humans, either through direct contact or through an intermediate host like mosquitoes or ticks.
Examples of zoonotic diseases include rabies, Lyme disease, and avian influenza. While most zoonotic diseases do not pose a significant threat to human health, some, like COVID-19, can cause serious illness and even death. Prevention measures for zoonotic diseases include practicing good hygiene, avoiding contact with sick animals, and using insect repellent to prevent bites from disease-carrying mosquitoes and ticks.
In addition, it is important to monitor and control the spread of zoonotic diseases among animal populations to reduce the risk of transmission to humans.
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In an experiment, a researcher prepares a reaction mixture by dissolving a substance in a buffered solution. The substance is the substrate of a certain enzyme. The researcher adds a small amount of the enzyme to the reaction mixture and measures the amount of product that is formed over time. Which of the following best predicts the immediate result of adding more substrate to the reaction mixture at the point indicated by the arrow in Figure 1?
answer choices
The amount of product will decrease until the reaction rate goes to zero.
The amount of product will increase until the reaction reaches its equilibrium point or until the substrate is used up by the reaction.
The amount of product will increase without stopping because the enzyme will be unchanged by the reaction.
The amount of product will decrease until the reaction reaches its equilibrium point or until the enzyme is been used up by the reaction
Answers
Until equilibrium is reached or all of the substrate has been eaten, the amount of product will continue to increase.
How can the rate at which an enzyme-catalyzed reaction occurs be determined?It is possible to identify enzyme catalysis by measuring the appearance of the product or the disappearance of the reactants. The same reactants may be used in a reaction, but a different catalyst may produce different results.
Which of the following would speed up how quickly reactants turn into products in a chemical reaction?The more the temperature rises, the more crashes occur. As a reactant's concentration rises, the likelihood of reactant collisions increases as well, accelerating the rate of the reaction.
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Which H+ has just passed through the inner mitochondrial membrane by diffusion?
A. H+ ion from the electron transport chain
B. H+ ion from the cytoplasm
C. H+ ion from the intermembrane space
D. H+ ion from the matrix
Answers
The H+ ion that has just passed through the inner mitochondrial membrane by diffusion is H+ ion from the intermembrane space.
Mitochondria are known as the powerhouse of the cell, which is where energy is produced in the cell. They are responsible for converting nutrients into energy through the process of cellular respiration. Through this process, the energy produced in the mitochondria is used by the cell to perform its functions.
The electron transport chain is a series of molecules found in the inner membrane of the mitochondria. It is responsible for the production of ATP, which is the primary energy source for the cell. During the ETC, electrons are transferred from one molecule to another, releasing energy that is used to create a proton gradient. This gradient is then used to generate ATP.The H+ ion from the electron transport chain is transferred from one molecule to another in the ETC and does not pass through the inner mitochondrial membrane by diffusion.
H+ ion from the cytoplasm is not produced in the mitochondria, so it does not pass through the inner mitochondrial membrane by diffusion. H+ ion from the matrix is produced in the mitochondria and is used in the ETC to create a proton gradient, but it does not pass through the inner mitochondrial membrane by diffusion.
Hence correct option is c.
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Someone please help with this. It has to be at least a paragraph long answer
Answers
Answer:
during meiosis, an event known as chromosomal crossing over sometimes occurs as a part of recombination. In this process, a region of one chromosome is exchanged for a region of another chromosome, thereby producing unique chromosomal combinations that further divide into haploid daughter cells.
How are plants and animals(including us) dependent on each other in terms of respiration & gas exchange?explain using details of how photosynthesis and aerobic cellular respiration work together in order to maintain balance.
Answers
Animals breathe in oxygen and exhale carbon dioxide during the respiration process. In contrast, plants use this carbon dioxide gas to make food and release oxygen into the atmosphere through the process of photosynthesis.
What is photosynthesis?
Green plants and certain other organisms convert light energy into chemical energy through a process called photosynthesis. Light energy is gathered and utilized during photosynthesis in green plants to change water, carbon dioxide, and minerals into oxygen- and energy-rich organic molecules.
What is aerobic cellular respiration?
Food glucose is converted into energy during an aerobic respiration, a biological process that takes place with the presence of oxygen. the following is the chemical formula for aerobic respiration:Oxygen 6(O2) + Carbon 6(CO2) + Water 6 (H2O) + Energy = Glucose (C6H12O6) (ATP)The chemical equation above states that energy is released by breaking glucose molecules with the aid of oxygen gas. As the by-products or final products of the chemical reaction, energy, water molecules, and carbon dioxide gas are released.The breakdown of the glucose molecule releases 2900 kJ of energy, which is then used to create ATP, or adenosine triphosphate, molecules that the body uses for a variety of functions.All multicellular organisms, including animals, plants, and other living things, engage in an aerobic respiration process.The stomata, which are located in the epidermis of a plant's leaves and stem, allow oxygen gas to enter plant cells during the respiration process in plants. All green plants produce their food and release energy through the process of photosynthesis.Thus, we can conclude that animals and plants cooperate to exchange gases in the atmosphere.
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Why did plantation slavery replace indentured servitude as the major economic anchor of the atlantic system?
Answers
Plantation slavery replaced indentured servitude as the major economic anchor of the Atlantic system for several reasons. One key factor was the labor needs of the growing plantation economies in the Americas, particularly in the Caribbean and southern colonies. Indentured servitude, where individuals worked for a set period in exchange for passage to the New World, became less viable as a labor source due to declining numbers of willing participants and increasing wages.
In contrast, plantation slavery provided a consistent and long-term labor force. Enslaved Africans were captured and forcibly transported to the Americas, where they were subjected to harsh conditions and forced labor on plantations. The Atlantic slave trade provided a constant supply of enslaved laborers, allowing plantation economies to flourish.
Additionally, the profitability of plantation crops such as sugar, tobacco, and cotton played a significant role in the shift towards slavery. These crops required large-scale production and intensive labor, which could be efficiently provided by enslaved Africans. The availability of cheap labor through slavery enabled plantation owners to maximize their profits and expand their operations.
Furthermore, the legal and social systems in the Americas supported the institution of slavery. Laws and regulations were developed to maintain the control and exploitation of enslaved individuals, reinforcing the economic dominance of slavery. Slavery became deeply ingrained in the social fabric of the plantation colonies, with racial ideologies and discriminatory practices further entrenching its role in the Atlantic system.
Overall, the combination of labor demands, profitability of plantation crops, legal support, and social acceptance contributed to the replacement of indentured servitude with plantation slavery as the major economic anchor of the Atlantic system.
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Which of the following would be a function of the nucleic acids?
A.
They are used to store and transmit genetic information
B.
They are used to store energy
C.
They are used for structural purposes
D.
They are used to insulate the body
Answers
Nucleic acids include DNA and RNA, are the genetic material in living things. The main function of the nucleic acids is to store and transmit the genetic information. Thus, the correct option is A.
What are Nucleic acids?Nucleic acids are biopolymers, which are essential to all known forms of life. They are composed of nucleotide polymers. Nucleotides are the monomers of nucleic acids which are made up of three components: a 5-carbon sugar, a phosphate group and a nitrogenous base. The two main classes of nucleic acids are deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).
Nucleic acids play essential roles in all cells and viruses. The main function of nucleic acids involves storage and expression of genetic information in organisms. Deoxyribonucleic acid (DNA), encodes the information cells need to make proteins.
Therefore, the correct option is A.
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Floral design: what would happen if a wholesaler stored a shipping crate of gladioli horizontally? What would you suggest that the wholesaler do?
Answers
The gladioli would worsen it's quality if held horizontally, therefore, the wholesaler should keep them upright while storage and transportation.
Gladioli, like the majority of spike-type flowers, are extremely sensitive to the pull of gravity and constantly have a tendency to grow upward, especially in warm climates. This may cause the upper portion of the spike to permanently distort, lowering the quality of the flowers as a result. Gladioli should be kept upright during the postharvest operations to prevent this result. Only when the flowers are kept at a low temperature during storage and transit may this restriction be loosened.
Gladiolus quality criteria include stem strength and straightness, absence of damage and disease, and maturity. Hang the corms in a cool, dry, well-ventilated area by placing them in mesh bags or old nylon stockings. 35 to 45 degrees Fahrenheit should be the storage temperature range.
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In horses, most digestive disturbances result from? A. Underfeeding. B. Overfeeding grains. C. Too much water. D. Over chewing hay
Answers
In horses, most of the digestive disturbances result from option B. Overfeeding grains.
A domesticated, one-toed, hoofed mammal is the horse. Horse feed enters the small intestine after being expelled from the stomach. The majority of non-structural carbohydrates (starch), protein, and fat are broken down and absorbed in the small intestine by enzymes. Amylase enzymes break down starch, lipase enzymes break down fat, and protease enzymes break down protein.
Grain overfeeding contributes to digestive issues like colic and ulcers. Weight gain that is unhealthy might result in metabolic disorders like laminitis. Additionally, horses with excitability problems and undesirable behaviour tend to be overweight.
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There are 25 elements found in living things. How many of these elements are found in some organisms but not all? 1,6,19,25
Answers
Answer:
Explanation:
Out of the 25 elements found in living things, 19 of them can be found in some organisms but not all.
There are 25 elements that living things on Earth need to survive. Out of all these 25 however, only 6 are needed by all living organisms universally. They include:
Carbon
Hydrogen
Nitrogen
Oxygen
Phosphorus, and,
Sulfur
In conclusion, this means that 19 elements can be found in some living things but not all of them while 6 can be found in all of them.
the female gametes develop in structures called follicles. describe the structure of a primordial follicle
Answers
A follicle is an anatomical structure in which gametes mature. The female gametes develop in structures known as follicles.
The structure of a primordial follicle is as follows:
A single layer of flattened cells surrounded by a basement membrane and stroma, a thin layer of connective tissue, surrounds it. There is a clear zone in the centre of the cell, called the oocyte, which has a big, clear nucleus and cytoplasmic organelles.
A single layer of flattened squamous cells known as the pre-granulosa cells surround the oocyte. In an adult human female ovary, primordial follicles are the most common type of follicle.
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Select the correct answer.
A man has blood type AB and his wife has blood type B. What are the possible blood types for their child?
OA
blood types A and B
OB. blood type AB
Oc blood types A, B, and AB
Answers
Answer:
A,B,AB blood types are possible
Define Photosynthesis and include chemical equation
pls help I’m not sure how to phrase it!!
Answers
Answer:
Photosynthesis is the process whereas plants convert light energy into chemical energy, through cellular respiration. That can later fuel the organism's activity.
Equation: 6CO2 + 6H2O → C6H12O6 + 6O2
Explanation:
Answer:
Hey there,
Photosynthesis means,
The process of using carbon dioxide and water as raw materials to produce food with the help of light energy in the chlorophyll areas of the plant.
The chemical equation is attached to the picture.
Hope this helps you.
Let me know if you have any other questions :-)
alpha helices and beta pleated sheets are examples of:
Answers
Answer:
secondary structure protein
Is the water you drink brand new?
Answers
Answer:
it actually depend
Explanation:
yes
What is protein synthesis?
A. the making of RNA
B. the making of proteins
C. the making of DNA
D. the taking apart of proteins
Answers
Answer:
B. the making of proteins
Explanation:
Hope you have a great day :)
Answer:
B. the making of proteins
Explanation:
when the semilunar valves open it signals the onset of the ejection period. the aortic pressure reflects changes in the ejection of blood from which part of the heart?
Answers
The aortic pressure reflects changes in the ejection of blood from left ventricle of the heart.
Heat is four chambered muscular organ in humans. The upper two chambers are atrium and lower two chambers are ventricles. Ventricles dispose the blood received from auricles into different parts based on the oxygen level. The semilunar valves are cusps or pocket like structures present to prevent blood backflow.
There are two such valves namely aortic and pulmonary valves. Aortic valve connects left ventricle with different parts of body while pulmonary valve connects right ventricle and pulmonary artery. Since aorta is directly connected to left ventricle, thus aortic pressure reflects changes from it.
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What are two likely results of mitosis in a mouse?
Choose 2 answers:
(Choice A)
A
The production of gametes, such as egg or sperm cells.
(Choice B)
B
the renewal of epithelial tissues in the mouse’s large intestine
(Choice C)
C
an increase in body size as the mouse matures
Answers
The two likely results of mitosis in a mouse are the renewal of epithelial tissues in the mouse’s large intestine and an increase in body size as the mouse matures (Options B and C). it is a cell division.
What is mitosis?Mitosis is a type of cell division by which a parental cell generates two genetically identical daughter cells.
Somatic (body) cells are produced by mitosis, whereas germinal cells are produced by meiosis.
The primary functions of mitosis include the growth of an organism and the renewal of tissues.
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Describe dehydration synthesis?