I have to say and answer this in a voice message HELP

The power output for each of the given situations is as follows:

Mechanical power is defined as the rate of doing work.

Mathematically;

Also, work done = force * distance covered

Hence, Power = force * distance / time taken

Considering the questions above:

1. Given: Force = 60 N; distance = 13 m; time taken = 60 s

Required: Power

Equation: force * distance / time taken

Power = 60 * 13 / 60

Answer: 13 W

2. Given: Force = 15 N; distance = 10 m; time taken = 40 s

Required: Power

Equation: force * distance / time taken

Power = 15 * 10 / 40

Answer: 3.75 W

3.  Peter carried a cavan of rice with a force of 25N and covered a

distance of 15m in 60s.

Given: Force = 25 N; distance = 15 m; time taken = 60 s

Required: Power

Equation: force * distance / time taken

Power = 25 * 15 / 60

Answer: 6.25 W

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Answer:

which ones? Where’s the picture?

Explanation:

In eukaryotes, the oxygen-requiring reactions of aerobic cellular respiration occur in cellular organelles called mitochondria.

The process through which food, in the form of sugar (glucose), is converted into energy within cells is known as cellular respiration. The oxygen-dependent phases of aerobic cellular respiration occur in mitochondria in eukaryotes. Mitochondria can be found in almost all plant and animal cells. Due to this function of mitochondria, they are also called the power houses of the cell.

While the majority of anaerobic, specifically without oxygen, and aerobic, that occurs in the presence of oxygen, respiration respectively occurs in the cytoplasm and mitochondria of the cell, respectively.

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Researchers while describing movement or transportation via vesicles were missing motor proteins.

Motor proteins are a lesson of atomic engines that can move along the cytoplasm of creature cells. They change over chemical vitality into mechanical work by the hydrolysis of ATP. Flagellar revolution, be that as it may, is fueled by a proton pump.

The finest noticeable illustration of a motor protein is the muscle protein myosin which "motors" the withdrawal of muscle filaments in creatures. Motor proteins are the driving drive behind the most active transport of proteins and vesicles within the cytoplasm.

Kinesins and cytoplasmic dynein play essential parts in intracellular transport such as axonal transport and within the arrangement of the axle device and the partition of the chromosomes amid mitosis and meiosis.

Axonemal dynein, found in cilia and flagella, is pivotal to cell motility, for illustration in spermatozoa, and liquid transport, for illustration in the trachea.

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In drosophila,dna replication in bacteria versus drosophila that could explain this is Eukaryotic chromosomes have many origins of replication, while bacteria have only one origin of replication.

In comparison to unicellular creatures, multicellular organisms have far more stable settings where nutrients are less likely to be scarce. These cells' size, meanwhile, still has a significant impact on how they behave. Blood cells, for instance, must retain a tiny enough size to fit through capillaries, and neurons must travel long distances to transmit impulses down the lengths of limbs. Additionally, abnormal cell size is linked to disorders like Lhermitte-Duclos disease, in which larger cerebellar granule cells cause convulsions and ultimately result in death.

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Chargaff's rule, also known as the complementary base pairing rule, states that DNA base pairs are always adenine with thymine (A-T) and cytosine with guanine (C-G). A purine always pairs with a pyrimidine and vice versa. However, A doesn't pair with C, despite that being a purine and a pyrimidine.

Complementary base pairs refer to the nitrogenous bases adenine, thymine, cytosine, and guanine. in a double strand of DNA, adenine will always pair with its complement thymine and cytosine will always pair with its complement guanine. This means that the two strands are complementary to each other. For example, a strand of DNA with a nucleotide sequence of AGTCATGA will have a complementary strand with the sequence TCAGTACT.

Answer: Antiparallel

Explanation:

DNA is composed of two strands of nucleotides. The strands each run from 5' to 3' and run in antiparallel, or opposite, directions from one another.

Answer:

True

Explanation:

Hydrolysis is the splitting of molecules with the addition of water

The structure present in the image is of a phospholipid. It has 2 components:

A phospholipid is one of the main constituent of plasma membranes. It is an amphipathic molecule as it contains the hydrophilic as well as hydrophobic parts. The hydrophilic part is the glycerol backbone along with phosphate group attached to its terminal hydroxyl group.

The fatty acid chain is the hydrophobic portion of the phospholipid that appears on the inner side of the plasma membrane bilayer. One of the two fatty acid chain is unsaturated due to presence of double bonds that gives it a kink.

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The boreal forest, also known as coniferous forest, is found in most of Canada, Alaska, Russia, and northern Europe between 50o and 60o north latitude. Taiga is a term used to describe boreal forests in North America.

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The conversion of pyruvate to Acetyl CoA is irreversible. The fatty Acids will not be converted into carbohydrates and the product of this reaction is exergonic.

Pyruvate dehydrogenases are cellular energy metabolisms that link glycolysis and amino acids to lipogenesis and citric acids.

Pyruvate dehydrogenase (PDH) yield an irreversible  metabolic step because its under layer, pyruvate is anaplerotic or gluconeogenic, on the contrary acetyl-CoA is not.

This reaction is exergonic because of the formation citrate from Oxaloacetate and Acetyl CoA by citrate synthesis. This reaction releases a total of -31.4kJ/mol energy.

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Answer:

Experimentación con mezclas. Homogéneas y heterogéneas. Métodos de separación de mezclas con base en las propiedades físicas de sus componentes

Explanation:

Polypeptides, which are amino acid-based polymers, make up the majority of enzymes. can bind substituted groups, such as metal ions involved in enzyme activities. They have established structures Active sites are where they bind their substrates.

A polypeptides is a non-branched, continuous chain of amino acids that are bonded together by peptide bonds. By joining the carboxyl group of one amino acid to the amine group of the following amino acid, the peptide bond creates an amide.

As the constituents of muscles, bones, hair, and nails as well as the building blocks of enzymes, antibodies, muscles, and connective tissue, proteins play a significant role in biology. Because they include shorter chains of amino acids than polypeptides, peptides differ from polypeptides.

The protein consists of one or more polypeptide chains. Smaller subunits or amino acids are joined to form each polypeptide chain. Proteins are composed of amino acids and polypeptides, which are the building blocks of proteins.

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Possible reasons why they produce compounds that are structurally similar to amino acids are toxic include that they

Plаnts hаve evolved to synthesize а vаriety of noxious compounds to cope with unfаvorаble circumstаnces, аmong which а lаrge group of toxic proteins thаt plаy а criticаl role in plаnt defence аgаinst predаtors аnd microbes. Up to now, а wide rаnge of hаrmful proteins hаve been discovered in different plаnts, including lectins, ribosome-inаctivаting proteins, proteаse inhibitors, ureаses, аrcelins, аntimicrobiаl peptides аnd pore-forming toxins.

The function of а protein is dependent upon the shаpe into which the chаin of аmino аcids folds. Mаny noncovаlent interаctions аre is responsible for mаintаining the protein's shаpe. When we hаve isolаted а protein from аn orgаnism in its proper shаpe, аnd we hаve treаted it with аn enzyme thаt selectively tаrgets аnd breаks only the peptide bonds in the proteins. The protein would not retаin its shаpe under these conditions. While the noncovаlent bonds determine the shаpe of а protein, the peptide bonds аre required to hold the аmino аcids together.

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Answer:

mammals

Explanation:

none needed

Answer:

Animal cells (including humans ofcourse), heterotrophs, derive their energy from coupled oxidation-reduction reactions. Glucose is a primary fuel for heterotrophs. Energy derived from glucose is stored in the form of high-energy phosphate bonds in ATP, or other nucleotide triphosphates, and as energy-rich hydrogen atoms associated with the co-enzymes NADP and NAD .

Glucose is unable to diffuse across the cell membrane without the assistance of transporter proteins. At least 13 hexose transporter proteins with different functions have been identified. Some hexose transporters allow glucose to flow passively from high to low concentration without requiring the expenditure of cell energy. Those that move glucose against its concentration gradient consume energy, generally in the form of ATP.

D-Glucose is the natural form used by animal cells.

So yes it is present inside human cells .

Answer: R -Strategists

Explanation: R-Strategists are better suited for rapidly changing environmental conditions.

The correct explanation for the type of turtle found on Galapagos islands having high vegetation is that (C) the turtles having genes encoding for long necks were able to survive better till they attained reproductive age.

The two types of turtle which can be found on Galapagos islands is largely determined by their feeding habits. The distinct shape of necks which can be observed in these two types of turtle mainly depends upon the type of adaptation that each species has acquired in response to its surrounding environment.

The turtles found on the islands with high vegetation possessed longer necks as compared to the other type. Since the second type of turtle were found in a region with low-lying vegetation, the need to raise the head in order to feed was eliminated in these type of turtle.

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Food products start changing immediately upon harvest. Option A. protein production in animal tissue.

After the food products are harvested any delay in threshing will lead to a loss of quality of the product. This happens due to reduced atmospheric conditions leading to bruising.

Once separated from their tree, plant, or vine, they go through higher prices of breathing, ensuing in moisture loss, best and nutrient degradation, and capability microbial spoilage. This frequently relies upon the particular nutrient, the commodity, and the postharvest dealing with, storage, and domestic cooking situations.

As soon as a grain crop is harvested, a farmer needs to manipulate its drying and storage. that is the very last level of grain manufacturing. Grain drying is an essential practice that occurs before storage. It reduces the grain moisture by eighty-90% and prepares the crop for in an additional garage.

After harvesting, we want to get the cereal grains from the scaly, inedible chaff that surrounds it. This manner is performed in the course of threshing. it's by far the subsequent step in grain training after harvesting.

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Answer: B

Explanation:

It states amateur climbers ( srry if I got it wrong )

Edema can also develop due to increased capillary hydraulic pressures or permeability, disturbances of the endothelial glycocalyx, decreased intercellular compliance, lower colloid osmotic pressure, or a combination of these factors.

What happens when vascular permeability increases?

The vascular barrier disintegrates in many diseases, including cancer and chronic inflammatory conditions, and leakage becomes chronic. Edema, inflammation, and, quite often, disease progression result from the leakage of larger molecules and cells.

Edema can also develop due to increased capillary hydraulic pressures or permeability, endothelial glycocalyx disruption, a combination of these, decreased oncotic plasma pressure or decreased interstitial compliance.

Therefore, hydrostatic pressure, oncotic pressure, and the physical side of the barrier separate the blood from the interstitium of the tissue, causing edema.

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The genotype ratio that should result from the cross of two heterozygotes is 1 (homozygous dominant): 2 (heterozygous): 1. (homozygous recessive).

A homozygous dominant genotype is characterised by the presence of two dominant alleles for a characteristic in an organism. This genotype is designated as BB using the example of eye colour. A heterozygous genotype is one in which an organism possesses both a dominant and a recessive gene. This genotype is designated as Bb in our example.

The phenotypes of AA and Aa individuals are identical in total dominance. In incomplete dominance, the phenotype in a heterozygous person is noticeably less pronounced than it is in a person who is homozygous for the dominant allele, resulting in distinct phenotypes for the AA and Aa genotypes.

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Hershey and Chase made their discovery of DNA being the independent genetic material using the d. bacteriophage.

The Hershey and Chase experiment was a big revolution in the field of biology as it proved that DNA was in fact the genetic material through which information is passed from parents to offspring.

Through their experiment, Hershey and Chase were able to show that the bacteriophages only injected their DNA into the bacteria when infecting them. The rest of the parts of the bacteriophage were not transferred to the bacteria. It was further observed that the DNA of the bacteriophages replicated inside the bacteria and produced the bacteriophage machinery inside the host cell.

This experiment hence proved that DNA was the genetic material.

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Each fossil with the layer where it will be present based on are layer A-BIRDS, layer B -dinosaurs , layer C-amphibians, layer D-Corals ,layer E -trilobites.

The Pilbara area of western Australia's Strelley Pool is home to the oldest known fossils. Stromatolites are fossilized mats of microorganisms wedged between sedimentary layers. The fossils have an age of 3.4 billion years.

The Law of Superposition, which asserts that in undisturbed rock sequences, the bottom layers are earlier than the top ones, is the foundation for this theory. Because of this, certain fossil discoveries can be dated using the strata—a particular stratum of rock—in which they were discovered.

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Answer: B. miles per hour

Explanation:

A is wrong because it is a unit of physic.

C is wrong because it is unit for energy

D is wrong because second is not a unit for speed

If you can, please give me a Brainliest, I need 15 more to become a Genius; thank you!

Test crosses can be used to determine the genotype of an organism. In test mating, an individual of an unknown genotype is mated with a homozygous recessive individual.

Purple flowering pea plants can have the genotype PP or Pp. The white-flowered pea genotype is pp. Punnett squares are one of the easiest ways to determine genotype. The squares are actually mini-charts used to determine potential genotypes of offspring in relation to specific traits. Test crosses are used to determine the genotype of plants with dominant expression when the trait is not known to be homozygous or heterozygous.

The phenotype of the offspring reflects the allelic content of the gametes of the heterozygous parents. Test mating examines the genotype of organisms that exhibit a dominant phenotype for a particular trait. In a test cross, an organism with an unknown genotype but a dominant phenotype is crossed with a homozygous recessive organism of the same trait.

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Incomplete Tetanus occurs to the muscular force with each stimulation.

External or internal stimuli can be used. That manner a medicine impacts your body is an example of an external stimulus. Your vital signs altering as a result of a change in your biology is an instance of an internal stimulus.

When considered as a whole, sensory input is essential for creating neural connections that support appropriate brain growth. The youngster benefits from this stimulation by learning about the outside world, communicating, and developing relationships with others.

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Answer:

Fat-soluble vitamins are more likely to cause toxicity

Explanation:

Water-soluble vitamins are readily excreted from the body, while fat-soluble vitamins can be stored in tissues. Fat-soluble vitamins are more likely to cause toxicity, although water-soluble vitamins can do so as well.

Brainlist maybe ;)?

Answer:

Water-soluble vitamins are readily excreted from the body, while fat-soluble vitamins can be stored in tissues. Fat-soluble vitamins are more likely to cause toxicity, although water-soluble vitamins can do so as well.

Explanation:

The main reason that there are relatively few invertebrates categorized as endangered species is because we consider other groups, such as mammals, to be more interesting and desirable.

A species that is threatened with extinction in the near future, either globally or within a certain political jurisdiction, is known as an endangered species. Because they are the most recently evolved vertebrates with the most sophisticated, complex brains, the only animals that provide milk for their young, and the only creatures that give birth to young, mammals are considered to be the most advanced animals.

In terms of diversity or quantity, mammals will never be able to compete with insects or bacteria, but their big bodies and adaptability have allowed them to thrive for the past 65 million years and the species is likely to continue to do so for a very long time.

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At the end of meiosis I, there are two cells, each cell has seven chromosomes and the chromosomes in each cell are duplicated.

some features of meiotic division:

The diploid cell is transformed into a haploid one during Meiosis I, which separates the pair of homologous chromosomes. It is divided into prophase, metaphase, anaphase, and telophase stages.

Thus, Each daughter cell will have half of the original 7 Pair of homologous chromosomes i.e, 7 chromosomes which are duplicated.

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