Answer:
Navigable a body of water is able to be sailed on by a ship or boat.
from which component of the light-dependent reactions does nadph form most directly? group of answer choices photosystem ii photosystem i cytochrome complex atp synthase
The most direct formation of NADPH occurs in the photosystem I component of light-dependent processes.
what is light dependent reactions?
The energy store molecule ATP and the reduced electron carrier NADPH are two molecules produced by the light-dependent processes that are required for the next phase of photosynthesis. The light processes are crucially influenced by photosystems, sizable protein and pigment (light-absorbing molecule) complexes that are designed to capture light. The two different kinds of photosystems are the PSI and the PSII.
In other words, the electron transfers between PSII and PSI and between PSI and NADPH are only energetically "downhill" (energy-releasing, and hence spontaneous) because the electrons in P680 and P700 are given a boost to extremely high energy levels by the absorption of energy from light.When a photon from PSII strikes PSI and ignites it, NADP (oxidised adenosine diphosphate phosphate) will reduce to NADPH. The most traditional method of NADPH has to be PSI.
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what are the two characteristics of Pine due to which it is not placed under sub division angiosperms
Answer:
The angiosperms, or flowering plants, are the largest and most species-rich phylum of plants, with more than 250,000 species estimated.
Defining Characteristics
The term "angiosperm" derives from two Greek words: angeion, meaning "vessel," and sperma, meaning "seed." The angiosperms are those plants whose seeds develop within a surrounding layer of plant tissue, called the carpel, with seeds attached around the margins. This arrangement is easily seen by slicing into a tomato, for example. Collectively, carpels together with the style and stigma are termed the ovary, and these plus associated structures develop into the mature
Explanation:
Humans, butterflies, and trees are all living things. In which of these organisms would you find dna molecules?.
DNA can be discovered in humans, butterflies, and trees since DNA (genetic material) is present in every living thing.
Which living things include DNA molecules?DNA is present in every cell of a living creature. A multicellular creature's cells actually have almost all of the DNA needed for that organism. But DNA serves as the main component of heredity in all kinds of creatures, doing more than only defining the form and function of living things.
Are DNA molecules present in trees?Each "Christmas tree" has a transcription unit for the trunk, which symbolizes a DNA molecule, and granular strings for the branches, which are RNA molecules that have been produced during transcription of the DNA.
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chemical molecules for odor bind with olfactory receptors located in the
Nasal Cavity
I found the answer.
Chemical molecules for odor bind with olfactory receptors located in the Olfactory Epithelium.
The olfactory epithelium is a special type of epithelial tissue located in the nasal cavity.The olfactory epithelium has different types of olfactory receptor cells that sense odors.These olfactory receptor cells are characterized to have small prolongations known as cilia.In conclusion, chemical molecules for odor bind with olfactory receptors located in the Olfactory Epithelium.
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Which type of chromosomal mutation
results in the reversal of a part of a
chromosome?
A, inversion
B. deletion
C. duplication
Answer: inversion, because I clicked on deletion and it was incorrect. I also tried duplication and it was also incorrect so please choose inversion.
Explanation:
Luke travels 50km in 2.5 hours on his bike. What is his velocity?
Answer:
20 km/hour
Explanation:
d/m=V
50 km / 2.5 hours = 20 km/hour
Someone plllsss help
Answer:
They will most likely be immune to the treatment.
Explanation:
This is the same as a viruse evolving to survive the vaccine for it.
How many water molecules would be needed to break apart a carbohydrate made of 27 glucose monomers? Explain
Carbohydrates are made up of monosaccharides, which are simple sugars such as glucose. When two or more monosaccharides are joined together, they form a disaccharide or a polysaccharide. Polysaccharides are long chains of monosaccharides that are joined together by glycosidic bonds.
In order to break apart a carbohydrate made of 27 glucose monomers, you would need to hydrolyze the glycosidic bonds that hold the monomers together. Hydrolysis is the process of breaking a chemical bond by adding water molecules. For each glycosidic bond that you want to break, you would need to add one water molecule.
Since a carbohydrate made of 27 glucose monomers would have 26 glycosidic bonds (one less than the number of monomers), you would need to add 26 water molecules to break it apart. This is because each water molecule would be used to hydrolyze one of the 26 glycosidic bonds in the carbohydrate.
It's worth noting that the number of water molecules needed to break apart a carbohydrate would depend on the length of the carbohydrate and the type of glycosidic bonds it contains. For example, a carbohydrate with more monomers or with different types of glycosidic bonds might require more water molecules to be hydrolyzed.
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What is the nature of work done by genetic counselors?.
Answer:
Genetic counselors work as members of a healthcare team, providing risk assessment, education and support to individuals and families at risk for, or diagnosed with, a variety of inherited conditions. Genetic counselors also interpret genetic testing, provide supportive counseling, and serve as patient advocates.
A man who has pattern baldness married a woman who is a carrier for the trait. What percent of their male children would be expected to develop male pattern baldness as adults?
A 25%
B 0%
C 50%
D 100%
Answer:
C. 50%
Explanation:
Baldness is sex-linked, so we need to use the X and Y chromosome notation. Let's represent baldness with B, and no baldness as b.
Man: XB Y
Woman: XB Xb
(Remember, she's a carrier: so she has one B allele, but not both, otherwise she would express the trait.)
What's next - Punnett square, our old buddy:
XB Y
XB XB XB XB Y
Xb XB Xb Xb Y
So out of that square, they've got two males. That's our denominator. And it wants to know how many male progeny will be bald: that's only one, the one with XB Y. He will express the B allele because the Y's kinda just like a placeholder. So the probability is 50%.
Answer:
C
Explanation:
Explain, in their own words, the allopatric speciation model and describe the role of intraspecific variation and geographical isolation.
The allopatric speciation model is a process by which new species are formed through geographic isolation.
The process occurs when a population of organisms is separated from other members of the same species by a physical barrier, such as a mountain range or body of water. Over time, the separated populations may accumulate genetic differences, ultimately resulting in distinct species.
Intraspecific variation plays a crucial role in this process because it is the genetic variation within a single species that allows for evolution to occur. This variation is the result of mutations, genetic recombination, and other mechanisms that can introduce new genetic traits into a population. Over time, these variations can accumulate and ultimately lead to the development of new species.
Geographic isolation is also a critical factor in the allopatric speciation model. When populations of organisms are separated by geographic barriers, they are no longer able to interbreed, which can lead to the accumulation of genetic differences over time. As the populations become more genetically distinct, they may develop unique adaptations to their environment, ultimately resulting in the formation of new species.
Thus, allopatric speciation is a process by which new species are formed through geographic isolation, and intraspecific variation plays a crucial role in this process. As populations become more genetically distinct, they may develop unique adaptations, ultimately leading to the formation of new species.
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15
Approximately how many degrees does Earth rotate on its axis over this five-hour period?
15°
45
75"
90°
A
Eliminator
8
Line Reader
Reference
CA
Period
Over a five-hour period, Earth rotates approximately 75 degrees on its axis. This calculation is based on the proportion that relates the time taken for Earth's complete rotation (24 hours) to the corresponding degrees of rotation (360 degrees).
The rotation of the Earth on its axis takes approximately 24 hours to complete one full rotation, which equals 360 degrees. To calculate how many degrees Earth rotates over a specific time period, we can use a simple proportion.
In this case, we have a time period of 5 hours. We can set up the proportion:
5 hours is to x degrees as 24 hours is to 360 degrees.
Using cross-multiplication, we can solve for x:
5 hours * 360 degrees = 24 hours * x degrees
1800 degrees = 24x
Dividing both sides by 24:
1800 degrees / 24 = x degrees
75 degrees = x
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The Tasty Beef Processing Plants are located in Alabama. There are 10 locations and both the slaughterhouse and processing plants are located on-site. Production for each plant is 12 million pounds per year. Each plant has 50 meat grinders. The product is provided to 3,000 customers at 10,000 locations. One of the key risks is E. Coli contamination. What is the objective of this audit? Group of answer choices
To maximize revenue and operating efficiencies.
To ensure employee safety.
To ensure controls are in place and working effectively to prevent beef tainted with E. Coli.
To optimize the production process.
The objective of this audit is to ensure controls are in place and working effectively to prevent beef tainted with E. Coli. Therefore option 3 is correct.
This means the main focus of the audit is on food safety and ensuring that the processing plants are implementing appropriate measures to prevent E. Coli contamination in the beef products they produce.
The audit will assess the effectiveness of controls, such as sanitation practices, employee training, quality assurance procedures, and monitoring systems, to ensure that the risk of E. Coli contamination is minimized and that the beef products meet safety standards.
While other objectives like maximizing revenue, employee safety, and optimizing the production process are important, the primary objective of this audit specifically relates to E. Coli contamination prevention and food safety.
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Can someone please help me? :(
Answer:
D or B
Explanation:
I don't know if the answer is D or B
Ruminants are mammals that have a specialized stomach
adapted for digesting plant material. Use the Internet and
other sources to find information to help you answer the
following questions:
(a) Give three examples of ruminant animals.
(b) Name the four compartments of the stomach of ruminants. Briefly explain the function of each.
(c) How is the specialized stomach of the ruminant adapted to digesting plant material?
(d) What does the word ruminate mean in everyday language?
a. The examples of ruminants include cattle, sheep, and goats.
b. It should be noted that ruminant stomachs have four compartments absthay are the rumen, the reticulum, the omasum and the abomasum
c. Animals that eat plants, such as ruminants, have specialized four-chambered stomachs with a distinctive microbial flora for breaking down stiff cellulose. The enzyme needed to break down cellulose, cellulase, is not produced by the majority of vertebrates; instead, microorganisms in the rumen do it.
d. Ruminate means to go over in the mind repeatedly.
What are ruminants?Ruminants are herbivores who digest their meal several times. They repeatedly chew and re-digest grass or other vegetation in different parts of their stomachs.
It should be noted that the compartment areas serve as storage for chewed grain and plant matter, absorb vitamins and nutrients, denature proteins, help with the start of digestion, and break down materials into bits that can be processed.
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An edible substance, like salt, does not pose any harm to you or the environment:
Explain why you Agree or Disagree?
Answer:
Its depends
Explanation:
But for salt it doesnt really pose any harm to the environment because salt is just a mineral/rock. Hope that helps
Which material is an aquifer layer most likely made of? soil clay solid granite cracked rocks
Answer:
Explanation:
ANSWER:
An Aquifer layer is most likely made up of cracked rocks.
EXPLANATION:
Various unconsolidated materials like silt, sand, or gravel are also a part of this material. Water can flow or move easily through an aquifer.
Wells are made when a hole is drilled deep into the aquifer.
Aquifers are saturated rocks that have tiny pores or passages from where water could flow easily.
The waters that flow from these aquifers filter and purify the water naturally from dirt and other sediments.
However, the water from aquifers may not be totally safe for drinking as the aquifers only filter dirt, not bacteria. It may look clean but is not immediately drinkable.
Answer:
cracked rocks
Explanation:
Please write down prearation of perment slides of pollen grains by acetolysis method and study of different pollen characters: study of variation pattern in different taxa.
Answer is given below
Explanation:
Collection and preservation of pollen material: In clean glass pots containing 70% glacial acetic acid, some of the stamens are applied with clean forceps prior to flower synthesis and sometimes protected from diamonds or mature flower buds. Some polyologists recommend 70% ethyl alcohol to preserve feathers in place of glacial acetic acid. In this condition, pollen-filled feathers can be stored indefinitely. The wings are transferred to a centrifuge tube and rinsed well with distilled water.the wings are crushed with a glass rod and the mixture is filtered through a cheesecloth or sieve. The lower part is recalled in the centrifuge tube. A freshly prepared acetolysis mixture containing acetic anhydride and concentrated H2SO4 (sulfuric acid) in a ratio of 9: 1 is poured into a centrifuge tube containing the washed pollen. Care must be taken to connect the conceider. H2SO4 by acetic anhydride drop to prevent overheating. The acetolysis solution reacts violently with water. Glacial acetic acid washers are required to replace water with acetic acid, which does not react violently with the acetolysis solution. Although the acetolysis process varies from pathologist to pulmonologist, the following approach seems to be the most appropriate. From the first to the last acetic acid wash, care is taken regardless of the water solution. Only distilled water should be used for washing to prevent contamination.Select the correct answer.
Which marine creatures show diurnal vertical migration?
A.
species of phytoplankton
B.
species of zooplankton
O c.
invertebrate nektons
OD
all species of plankton
E.
all species of nekton
Answer:
B) species of zooplankton
Explanation:
I just took a test with this question on it and got it right.
Hope this helps! :)
Can bacteria break down plastics?
Answer:
i don't think bacteria can break down plastic
How is genetic variation passed to offspring?
Answer: through somatic cells or inherited through the germaine.
Explanation: My best guess
Question
If the diameter of the afferent renal arteriole is decreased and that of efferent renal arteriole is increased , the ultrafiltration will
A
Be faster
B
Be slower
C
Not take place
D
Take play with the same speed
Medium
Answer:
B
Explanation:
it will be slower so the answer will be no
The protein that serves as an anchor between the outer membrane and peptidoglycan is called
The protein that serves as an anchor between the outer membrane and peptidoglycan is called Braun's lipoprotein. This protein, also known as Lpp, is present in all gram-negative bacteria and serves to anchor the outer membrane to the peptidoglycan layer.
Braun's lipoprotein, also known as Lpp, is a protein that connects the outer membrane of gram-negative bacteria to the peptidoglycan layer.Peptidoglycan is a significant component of bacterial cell walls. It is a macromolecule that is unique to bacteria and is made up of a glycan backbone and peptide side chains. It is a net-like structure that offers support to the bacterial cell wall and plays a crucial role in determining the shape of the cell wall.
Braun's lipoprotein is a protein that serves as a connection between the outer membrane of gram-negative bacteria and the peptidoglycan layer. Peptidoglycan, on the other hand, is a significant component of bacterial cell walls that gives support to the cell wall and determines its shape.
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newton's first law of motion shows that a net force is needes in order for an object to
Newton's first law of motion states that a net force is required for an object to move. Newton's first law of motion states that an object in motion tends to stay in motion unless acted upon by an external force.
Similarly, if an object is at rest, it will remain at rest unless an unbalanced force acts on it.
The law of inertia is Newton's first law. The object will continue to behave the same as if there was no net force. They either keep moving at a constant speed or remain stationary unless an unbalanced force acts on them. This unbalanced force changes velocity and/or direction depending on the magnitude of the direction of the resultant force. Newton's first law of motion is also known as the law of inertia.
According to Newton's first law, objects behave as expected. If the ball is on the table, it cannot roll or fall off the table. An object in motion does not change direction unless forced off course by a force.
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Sedimentary rocks are formed due to the
cooling of magma
weathering of rocks
changes in pressure
changes in temperature
Answer:
weathering of rocks
Explanation:
Answer:
Changes in pressure
Explanation:
Sedentary rocks are rocks that are often found in hillsides or creeks that have washed away surrounding sediment.
briefly explain how hydra accomplish each of the 9 main life process of an animal. use proper structure names when possible.
These are the 9 main life processes of an animal and how hydra accomplish each of them:
RespirationNutritionExcretionSensitivityMovementGrowthReproductionDevelopmentDeathWhat do these processes mean?Respiration: Hydras respire through their skin. The skin is thin and allows oxygen to diffuse into the body. Carbon dioxide diffuses out of the body in the same way.
Nutrition: Hydras are carnivores and feed on small animals, such as plankton and insects. They capture their prey with their tentacles and inject it with a paralyzing venom. The venom paralyzes the prey and makes it easier for the hydra to digest.
Excretion: Hydras excrete waste products through their skin. The waste products diffuse out of the body in the same way that oxygen diffuses in.
Sensitivity: Hydras are sensitive to touch, light, and chemicals. They use these senses to find food, avoid predators, and reproduce.
Movement: Hydras can move by contracting their body. They can also move by extending their tentacles.
Growth: Hydras grow by cell division. The cells at the tip of the body divide and create new cells. These new cells are added to the body of the hydra, making it grow longer.
Reproduction: Hydras can reproduce sexually or asexually. Sexual reproduction involves the fusion of two gametes, each from a different hydra. Asexual reproduction involves the budding of a new hydra from the body of an existing hydra.
Development: Hydras develop from a fertilized egg. The egg divides into two cells, then four cells, and so on. The cells eventually form a blastula, which is a ball of cells. The blastula then forms a gastrula, which is a cup-shaped organism with two layers of cells. The gastrula eventually develops into a hydra.
Death: Hydras can die from a variety of causes, including starvation, predation, and disease.
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what is the overall chemical equation for photosynthesis
Answer:
6CO2 + 6H2O → C6H12O6 + 6O2
Explanation:
which steps of recombination caused that only half of all recombination events generate a recombinant phenotype? group of answer choices strand exchange ligation recognition and alignment resolution band migration flag question: question 5
Only 50% of recombination events result in a recombinant phenotype due to homologous recombination. strand exchange ligation recognition and alignment resolution band migration flag is a collection of possible answers.
Only 50% of all recombination events result in a recombinant phenotype, according to Resolution Ligation Recognition and Alignment Band Migration Strand Exchange. FtsK, which triggers recombination by making XerD catalyze the exchange of the initial pair of strands, is necessary for chromosome dimer resolution. Replicative recombination, which creates a new copy of a DNA segment, is the third type. To create a new copy of the transposable element at a different place, many transposable elements use a replicative recombination mechanism.
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Which structure is represented by the letter C?
Choose 1 answer:
A
Chloroplast
B
Mitochondria
C
Vacuole
D
Nucleus
Answer:
A. Chloroplast
Explanation:
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Answer:
A chloroplast
Explanation:
how does reproduction work
Answer:
Fertizlized sperm --> to non fertilized egg
Explanation:
Involves the presence of two or more populations of cells with different genotypes in one individual who has developed from a single fertilized egg.