label all the key bones of the skeletal system
Answer:
SKULL
CERVICAL VERTEBRAE
MANUBRI STERNI
BODY OF THE STERNUM
XIPHOID PROCESS
LUMBAR BERTEBRAE
LILUM SACRUM
COCCYX
PUBIS FEMUR
PATELLA
TARSUS
METARSUS
PHALANGES
ORVITAL CAVITY
NASAL CAVITY
CLAVICLE
SHOULDER BLADE
RIB
HUMERUS
ULNA
RADIUS
CARPUS
METACARPUS
PHALANGES
FIBULA
TIBIA
Am I right?
The nucleus
A
produces energy.
B
houses DNA.
C
stores waste.
D
is found in prokaryotes.
Energy requiring metabolic pathways that yield complex molecules from simpler precursors are: A) amphibolic. B) anabolic. C) autotrophic. D) catabolic. E) heterotrophic
Energy requiring metabolic pathways that yield complex molecules from simpler precursors are: anabolic. The correct option is (B).
Anabolic pathways are those metabolic pathways in which simple molecules are combined to form more complex molecules. These pathways require energy, usually in the form of ATP, to drive the chemical reactions that synthesize complex molecules from simpler precursors.
Anabolic pathways play an important role in building the macromolecules needed for cellular structures and functions, such as proteins, nucleic acids, and complex carbohydrates. These pathways are also involved in the storage of energy in the form of glycogen, lipids, and other complex molecules.
Examples of anabolic pathways include protein synthesis, DNA replication, and glycogen synthesis. These pathways are often linked to catabolic pathways, which break down complex molecules into simpler ones and release energy.
Together, anabolic and catabolic pathways maintain the balance of chemical reactions in the cell, allowing it to grow, divide, and carry out its functions.
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You discover a new species of bacteria that specializes in eating other prokaryotic cells. What type of transport would these species need to use to engulf an entire cell?.
Phagocytosis type of transport would these species need to use to engulf an entire cell.
What is phagocytosis kid definition?A cell that will eventually digest a big item does so through phagocytosis. The standard illustration is an amoeba consuming a bacteria. Due to substances in the environment, the cell first detects the bacterium. The cell then advances on its target.
What is pinocytosis and phagocytosis?While phagocytosis is a process by which the cell membrane invaginates around big macromolecular entities (such as proteins and viruses) that are otherwise unable to permeate into the cell, pinocytosis usually refers to the ingestion of external fluids and small molecules by a cell.
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which of the following is an example of a genetically engineered organism? f a plant that naturally possesses medicinal properties g a new plant variety created by cross-pollination h a plant that received external dna to produce natural insecticides j seedless fruits resulting from grafting of one plant onto another
Plant that received external DNA to produce natural insecticides is an example of a genetically engineered organism.
Among the given options, a plant that received external DNA to produce natural insecticides is an example of a genetically engineered organism. Genetic engineering is a process where DNA is modified or transferred from one organism to another to achieve a specific characteristic or trait.
In this case, the plant was given new DNA to produce natural insecticides that protect it from pests and diseases. This method helps to reduce the use of harmful chemical pesticides and increase crop yield.
Other examples of genetically engineered organisms include bacteria that produce insulin for diabetes treatment and crops that are resistant to herbicides.
However, genetically engineered organisms also raise ethical concerns and potential risks to the environment and human health.
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20. Evaluate Why is it misleading to describe science
as a collection of facts
Answer:
it is misleading because different answers can be found while conducting experiments depending on the experiment and science sometime can not be true in certain instances
A 40X objective lens is also known as what? (2) a. Low power lens b. High power lens c. Scanning lens d. Immersion oil lens
A 40X objective lens is also known as high power lens.
The high-powered objective lens, sometimes known as a "high dry" lens, is perfect for spotting small features in a specimen sample. You may see an extremely detailed image of the specimen on your slide thanks to a high-power objective lens and a 10x eyepiece working together to produce a total magnification of 400x.
Oblique lenses are the interchangeable lenses that come with the majority of compound microscopes. The most popular objective lenses include magnification powers of 4x, 10x, 40x, and 100x, which are also called as scanning, low power, high power, and (usually) oil immersion objectives, respectively. Objective lenses are available in a variety of magnification powers.
Therefore, correct answer is (b) high power lens
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The thickness, shape, and size of leaves indicate that
Answer:
Adapted to the environment
Explanation:
The thickness, shape, and size of leaves are adapted to the environment. Each variation helps a plant species maximize its chances of survival in a particular habitat.
Answer:
D. how they have adapted
Explanation:
Scientists often replicate the experiments that other scientists have already performed. That is, they reproduce an experiment by using the same procedure and materials as another investigator. Why would a scientist want to replicate another scientist's experiment?.
A scientist would want to replicate another scientist's experiment so that they can ensure that the data by the original investigator is correct and accurate.
Scientists is a person who studies and researched upon the topic of interest. A scientist can make a new discovery is the given field or the scientists also invent new method, equipment or theories that can be important for the society, for educational purposes, etc.
Experiment is a well coordinated test performed under controlled conditions in order to test for some hypothesis, for the functioning of some molecule or to prove any theory or statement.
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Which statement describes the movement of water when a cell swells up and bursts due to osmosis?
Group of answer choices
The cell membrane used energy to move water into the cell through passive transport.
The cell membrane used energy to move water out of the cell through passive transport.
Water went out of the cell because the concentration of water inside the cell was higher than the concentration outside the cell.
Water went into the cell because the concentration of water inside the cell was lower than the concentration outside the cell.
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Question 9
Answer:
water went into the cell because the concentration of water inside the cell was lower than the concentration outside the cell.
Answer:
D. Water went into the cell because the concentration of water inside the cell was lower than the concentration outside the cell
this answer i need pls ill mark brainliest
All - growth, exchange of gases, excretion, reproduction, and death (option d).
All living organisms undergo various life processes to maintain their existence. Let's analyze each option to determine which life processes are carried out by an organism's cells:
A. Only growth and exchange of gases: While cells are involved in growth and exchange of gases, they also participate in other life processes. This option is incomplete.
B. Only growth, exchange of gases, and reproduction: Cells play a crucial role in reproduction as they are responsible for the production of gametes and the process of cell division. However, there are additional life processes that cells also undertake.
C. Only growth, exchange of gases, excretion, and reproduction: This option includes excretion in addition to growth, exchange of gases, and reproduction. Cells participate in excretion by eliminating waste materials. However, there is one more life process that cells experience.
D. All - growth, exchange of gases, excretion, reproduction, and death: This option encompasses all the mentioned life processes. Cells are involved in growth as they undergo cell division and increase in number. They exchange gases through processes like respiration. Cells excrete waste products. They participate in reproduction through the formation of gametes and cell division. Lastly, cells also experience death as they have a limited lifespan.
Therefore, the correct answer is D. All - growth, exchange of gases, excretion, reproduction, and death.
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Viridans streptococci can be differentiated from Streptococcus pneumoniae by:
A. aplha hemolysis
B. morphology
C. catalase reaction
D. bike solubility
Viridians streptococci can be differentiated from Streptococcus pneumoniae by their alpha hemolysis.
The viridans streptococci and Streptococcus pneumoniae are both genera in the family Streptococcaceae. However, they differ in some key ways. One of these ways is through their hemolytic activity.The viridans streptococci are known for their alpha-hemolysis activity. Alpha-hemolysis occurs when the bacteria partially breaks down red blood cells. This results in a green discoloration of the blood agar. On the other hand, Streptococcus pneumoniae is known for its beta-hemolysis activity. Beta-hemolysis is a complete lysis of red blood cells resulting in a clear halo around the colonies.
Apart from alpha hemolysis, viridans streptococci and Streptococcus pneumoniae can also be differentiated by their bile solubility, morphology, and catalase reaction. While viridans streptococci are bile-resistant, Streptococcus pneumoniae is bile-soluble. Viridans streptococci are non-spore-forming, facultative anaerobic cocci, while Streptococcus pneumoniae is a Gram-positive, non-motile, and non-spore-forming diplococcus. Finally, while Streptococcus pneumoniae is catalase-negative, viridans streptococci are catalase-positive.
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classify each of the following as an element, compound, homogeneous mixture, or heterogeneous mixture. 1.water
2.Caesar Salad
3.milk and cereal
4.Iron filings
5.blood
6.sugar
7.sand
8.sea water
9.salt
10.carbon dioxide
Caesar Salad, milk and cereal, Blood, Sand are heterogeneous mixture while water, sugar and salt are compounds and Iron filings is a element and Sea water is a homogeneous mixture
A pure substance with only one kind of atom makes up an element. The elements oxygen, hydrogen, and iron are examples.
A compound is a substance that is composed of two or more distinct elements that have been chemically bonded together in a specific proportion. Examples include sodium chloride, carbon dioxide, and water.
A combination of two or more substances that are evenly distributed at the molecular level is referred to as a homogeneous mixture. The mixture's composition is constant throughout. Examples include air, sugar water solutions, and saltwater.
A combination of two or more substances that are not distributed equally is referred to as a heterogeneous mixture. Visual differentiation between the various elements is possible and with time, they may settle or separate. A salad with various ingredients, soil and vinegar dressing are some examples.
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Which pattern of inheritance will appear if the offspring has black and white fur?
The pattern of Inheritance will appear if the offspring has black and white fur is Codominance.
What is an example of co dominance?
Roan cattle and speckled chickens, which have genes that express both red and white hair and both black and white feathers, are examples of animals that display codominance. Codominance is also seen in plants.
What is called offspring of black and white?
Mulatto is defined as "one who is the offspring of a European and a Black" in the Oxford English Dictionary. The "mulatto" was considered a third distinct "species" in this early usage, along with the "black" and "white" "species."
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What type of cells are found in the skeletal system?
Answer:
The human skeleton is composed mainly of a substance called bone, and there are primarily four types of cells that make up bone. These are the osteoprogenitor cells, osteoblasts, osteoclasts and osteocytes. Their names all start with the prefix “osteo,“ which is the Greek word for "bone."
Explanation:
why can phosphorus not bond to carbon?
According to the theory, there could be no triple bonding between carbon and phosphorus because their electron orbitals could not fit together, nor should it be possible for a carbon atom to be replaced by a phosphorus atom and still retain the same structure.
Question 5 Multiple Choice Worth 2 points)
What is the mass, in grams, of the object being measured in the triple beam balance shown below?
220 g
224g
230 g
250 g
Answer:
223G
Explanation:
Go from big to small 200, then 20, then 3 g, I can see ur pointer blocking the 3
10 points
41
Which statement best describes how a vaccination can help protect
the body against disease?
Vaccines directly kill the pathogen that causes the disease,
Vaccines act as a medicine that cures the disease
Vaccines cause the production of specific molecules that will react with and destroy
certain molecules
Vaccines contain white blood cells that engulf harmful germs and prevent them from
spreadin throughout the bodyg
vaccines cause the production of specific molecules that will react with and destroy
What are sections of DNA that produce the proteins which control the characteristics of an organism?
O genes
O traits
ο ο ο ο
RNA
O alleles
1
2
2.
3
Answer:
Genes
Explanation:
The answer is the first option or "genes." Genes are the section of DNA that produces proteins for the body. Genes also many different characteristics of an organism because they contain information, common example of genes at play would be gender identification. You can even inherit diseases or be at more of a risk for certain diseases because of your genes and the information you inherit from your parents.
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Several forms of electromagnetic waves are used in communication.
Which of these correctly pairs the type of EM wave and its use in communication? All BUT ONE may apply.
A) Gamma rays are used in cell phone communication.
B) Microwaves are used to transmit satellite television.
C) Radio waves are used to transmit television and radio
programs.
D)Infrared waves are used to transmit information from
remote controls.
Answer:
C) Radio waves are used to transmit television and radio programs.
Explanation:
Radio wave is a form of electromagnetic radiation which is used in communication technologies, such as radio, television, and mobile phones. Communication technologies or devices receive radio waves and then they are converted into mechanical vibrations in the speaker that creates sound waves.
Hence, the correct answer is "C) Radio waves are used to transmit television and radio programs."
Which of the following is the best definition for data?
a. Observations that may be quantitative or qualitative
b. A tentative, testable scientific explanation
c. Useful for determining the effect of the independent variable
d. A logical interpretation based on prior knowledge
In your own words, explain the process of photosynthesis and the goal of photosynthesis.
Which of the following statements is TRUE?
a) The enzyme creatine kinase follows a ping-pong reaction.
b) The enzyme aspartate aminotransferase follows a sequential reaction.
c) Sequential reactions display a substituted enzyme intermediate.
d) Double-displacement reactions are also known as ping-pong reactions.
e) Sequential reactions always have substrates bind in a random order.
This is a "long answer" question, as it requires an explanation for each statement in order to determine which one is true. a) The enzyme creatine kinase follows a ping-pong reaction: This statement is true. Creatine kinase is an enzyme involved in the production of ATP in muscles. It catalyzes the transfer of a phosphate group from creatine phosphate to ADP, forming ATP.
b) The enzyme aspartate aminotransferase follows a sequential reaction: This statement is false. Aspartate aminotransferase (also known as AST or SGOT) is an enzyme involved in amino acid metabolism. It catalyzes the transfer of an amino group from aspartate to alpha-ketoglutarate, forming glutamate and oxaloacetate.
c) Sequential reactions display a substituted enzyme intermediate: This statement is true. Sequential reactions involve the binding of multiple substrates to the enzyme, leading to the formation of an intermediate complex in which one or more of the substrates are chemically modified before the products are released. In some cases, the enzyme itself may be modified during the reaction, leading to a substituted enzyme intermediate.
d) Double-displacement reactions are also known as ping-pong reactions: This statement is false. Double-displacement reactions and ping-pong reactions are two different mechanisms of enzyme catalysis. Double-displacement reactions involve the formation of an enzyme-substrate complex, followed by the release of a modified substrate and the binding of a new substrate to the enzyme. This leads to the formation of an intermediate complex, which is then converted to the final products.
e) Sequential reactions always have substrates bind in a random order: This statement is false. In sequential reactions, substrates can bind to the enzyme in a specific or random order, depending on the enzyme and the reaction conditions. However, in some cases, the order of substrate binding may be important for the efficiency or specificity of the reaction.
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occurs when new species fill many niches when before there was one species occupying one niche.
When new species fill many niches, it is known as ecological diversification. This occurs when there is a niche opportunity for a new species to exploit and fill, resulting in the development of unique adaptations and characteristics.
Before this happens, there may have been one species occupying one niche, which can lead to competition and limited resources for that species. However, with the arrival of new species filling other niches, it can reduce competition and provide more resources for each species, ultimately leading to increased diversity in the ecosystem. This process is a result of natural selection, where the most successful species are those that can best exploit their particular niche.
Ecological diversification is a crucial component of the evolutionary process and plays a significant role in shaping the diversity of life on Earth. It highlights the importance of adaptation and the development of unique traits to succeed in different environments. Overall, the process of ecological diversification allows for increased biodiversity, ultimately leading to a healthier and more robust ecosystem.
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all the offspring of a mendelian cross between a black-eyed flies and an orange-eyed flies have black eyes. if you were using a punnet square to determine the likelihood of each phenotype, what would would you predict from a cross between two orange-eyed flies?
In this Mendelian cross between black-eyed and orange-eyed flies, black eyes are dominant, and all offspring exhibit the black-eyed phenotype. If you were using a Punnett square to determine the likelihood of each phenotype from a cross between two orange-eyed flies, you would first need to know the genotypes of the orange-eyed flies.
Since orange eyes are recessive, their genotype must be homozygous recessive (oo). In a Punnett square, you would represent each parent fly with the "oo" genotype. When you cross two orange-eyed flies with genotypes "oo" x "oo," the resulting Punnett square would have all four boxes filled with "oo."
As a result, you would predict that 100% of the offspring from a cross between two orange-eyed flies will also have the orange-eyed phenotype, since all possible genotypes in the Punnett square are "oo."
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In which of the following places will the soil contain plenty of water and nutrients?Why?a) Desertb) Forestc) Beach
Answer:
forest and beach
Explanation: because water absorbed by forest soil is protected from the sun and less likely to evaporate, and water absorbed by beach soil is exposed to the sun and evaporation but unlike desert soil, water levels in beach soil are being consistently replenished.
Why does natural selection only affect populations
Natural selection only influences populations; mutation and allele recombination that occur during meiosis and fertilization cause population variation.
Why do populations but not individuals suffer from natural selection?On populations, natural selection operates. In terms of genetic evolution, individuals do not change. While there may be the mutations among the individuals, natural selection works by the changing the traits of the population as a whole.
Why does evolution only affect populations, not individuals?Singular living things do not evolve. Populations change. Given a specific set of environmental conditions, some members of the population are better equipped to live and reproduce because individuals in a population vary.
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What does Protozoa mean?
Answer: Protozoans are simple organisms , or living things.
Explanation:
Answer:
Protozoa (also protozoan, plural protozoans) is an informal term for a group of single-celled eukaryotes, either free-living or parasitic, which feed on organic matter such as other microorganisms or organic tissues and debris. Mark me as brainiest
Explanation:
what are the funtions and parts of the skeletal system?
Answer:
I'm actually working on this as well, haha!
Explanation:
The skeletal system can help protect internal organs from injury. For example, the skull protects the brain, while the thoracic cage protects the heart and lungs.
Which causes more diversity in multicellular lifeforms?
Convergent evolution or divergent evolution
Answer:
convergent evolution
Explanation:
this happens when multiple types of life forms are forced into competition with each other which has a broader cross species impact