The circular cross-section is the concentric circle of the pipe. It can be calculated by using the diameter values or the ratio values.
How to calculate the circular cross-section of a pipe?
When talking about circular cross-sections we are referring to the concentric circle resulting from the intersection between the pipe and a plane.
To calculate the cross-section area, Ac, we need to know either the values of the diameters or the ratios.
the values of the inner and outer diameters, D and d.The formula to calculate it is Ac = π * (D² - d²) / 4
the inner and outer ratio values r, r1 and r2.
The formula is Ac = π * (r₁² - r₂²)
According to the provided information in your problem statement, use any of these formulas to calculate the circular cross-section of the deep water horizon pipe.
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What unique ability does carbon have?
Answer:
Carbon has an exceptional ability to bind with a wide variety of other elements. Carbon makes four electrons available to form covalent chemical bonds, allowing carbon atoms to form multiple stable bonds with other small atoms, including hydrogen, oxygen, and nitrogen.
Explanation:
A plant has the genotype AArrSs. Cross out gene combinations that cannot be produced or are not normal in the haploid gametes of this plant: Aas ArS Ars arS aRs Arr AS AArrSs
The gene combinations that cannot be produced or are not normal in the haploid gametes of this plant are as follows:
AArrSsASArrarSWhat is a Triploid?Triploidy is a genetic term used to describe the possession of three genes in the genotype of an organism.
According to this question, a plant has the genotype AArrSs. This plant has three genes as follows: AA, rr and Ss.
During gamete formation, each gamete will be made up of the three genes in equal proportion. The allele combination of the gametes formed will are as follows:
ArSArsThis means that the gene combinations that cannot be produced or are not normal in the haploid gametes of this plant are as follows:
AArrSsASArrarSLearn more about genes at: https://brainly.com/question/15556909
A female, tortoise-shell, tailless Manx cat mates with a male solid black tailless Manx cat. Their first litter produced 1 tailless tortoise-shell female, 1 tailless black female, 1 tailed black female, 1 tailless orange male, 1 tailless black male and 1 tailed orange male. In the second litter, they had 1 tailed tortoise-shell female, 2 tailless black females, 1 tailless black male, 1 tailless orange male, and 1 tailed black male. (Hint: Look at each trait separately for phenotypic ratios, Mendelian vs NonMendelian patterns)
Required:
a. What are the inheritance patterns of the two genes described?
b. What are the genotypes of the parents?
A)
It is possible to obseve that the fur color of the feline is connected with the male chromosome "X". The presence of Xb (recessive) and XB (dominant) results in the tortoise color.
The ausent tail T is carried in the autosomes with a dominacy over the presence of tail "t" and the presence of both dominances "TT" results in the death of the offspring.
B) Genotypes of the parents:
Male: XbY, Tt
Female: XBXb, Tt
A six-year-old Caucasian boy was seen by a maxillofacial surgeon to be evaluated for surgical repair of severe jaw misalignment. The boy was deemed an appropriate candidate for surgery at this time, with a second surgery planned during his teen years to complete the correction. The boy was adopted, and no family history was available. He had no personal history of excessive bleeding or bruising. The pre-surgical CBC results including platelet count were within reference ranges. Pre-surgical hemostasis testing is as follows: Ryan L. Reference RangePT 10.5 9-12 secondsAPTT 40 32-46 secondsBleeding time 7 1-9 minutesRequired:Describe the principle and reagents for the PT and APTT.
Answer: The PT and APTT are valuable blood clotting time determination principles.
Explanation:
The principle of PT or prothrombin test determines the time required for the clot formation when additional calcium factor is added.
The principle of APTT or activated partial thromboplastin time is a test which determines the time required for the formation of the blood clot after the adding the calcium and phospholipid factors. This process activates the different blood clotting factors in the blood responsible for clotting of blood.
How does the relative and absolute
age of rocks and the fossil record
provide evidence to Earth's geologic
history?
The Krebs cycle is carried out during
A) aerobic respiration.
B) fermentation.
C) both A and B.
D) neither A nor B.
Answer:
d
Explanation:
your answer is d neither a or b
Tropical rainforests are not located in _______.
Answer:
in the deserts
Explanation:
because deserts are ever dry as there is little or no rainfall, whilst in the rainforest it rains throughout the year
Composed primarily of pyramidal-shaped zymogenic cells that produce enzymes. What is the primary enzyme produced here, and what substance does it break down
The pyramidal-shaped zymogenic chief cells produce pepsinogens which act on proteins molecules.
What are chief cells?Chief cells are cells are located at the base of the gastric glands found also in the body and fundus of the stomach.
Chief cells are pyramidal-shaped zymogenic cells that produce enzymes such as pesinogen 1 and 11.
The pepsinogens are proenzymes or zymogens and are converted to the active enzymes person 1 and person 11.
Pepsin 1 and 11 are proteolytic enzymes and act on proteins to break them down.
Therefore, chief cells produce pepsinogens which act on proteins molecules.
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Which statement is true about cellular respiration?
a. It produces glucose, which provides energy for the cell.
b. It produces carbon dioxide, which combines with hydrogen to form sugar
c. It produces ATP, which stores energy that is used by the cell.
d. It produces oxygen, which combines with hydrogen to prevent cell poisoning.
Answer:
I think b.
Explanation:
Cellular respiration uses glucose and oxygen to form co2.
It produces glucose, which provides energy for the cell.
Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are by- products and ATP is energy that is transformed from the process.What is cellular respiration?It is the process by which organisms combine oxygen with foodstuff molecules, diverting the chemical energy in these substances into life-sustaining activities and discarding, as waste products, carbon dioxide and water.There are four stages:- glycolysis, the link reaction, the Krebs cycle and oxidative phosphorylation.To know more about cellular respiration here
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What is the net ATP gain at this stage of cellular respiration?
Answer: 2 ATP
Explanation:
Answer:
2
Explanation:
a geologist identifies the identical index fossils in rock layers from two different areas. which conclusion is best supported by this discovery ?
3. Which of the following best describes a marsh?
deep ocean water miles from a river's mouth
a rocky, coastal area with very high tides
a shallow, sheltered area near an estuary
a sunny, open area with lots of sand dunes
I NEED HELPPPP HURRRYYYY
Answer: a rocky, coastal area with very high tidesa shallow, sheltered area near an estuary
Explanation: because it’s an area low-lying land which is flooded in wet seasons or at high tide, and typically remains waterlogged at all times.
Answer:
C) a shallow, sheltered area near an estuary
Explanation:
A marsh is a shallow, sheltered area generally found near an estuary. They are often between aquatic and terrestrial ecosystems. Like other marine ecosystems, some marshes experience tides. Therefore, these tidal marshes are exposed during low tide and underwater at high tide. Marshes that are not as close to the coast are called nontidal marshes.
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More information on marshes:
The producers that thrive in marshes are herbaceous, meaning they do not have woody stems. Just like estuaries, marshes are rich in nutrients and are home to an abundance of wildlife.
how do muscle cells produce energy through aerobic and anaerobic respiration
Answer:
Cellular respiration is the process by which cells make ATP by breaking down organic compounds from food. Muscle cells are able to produce ATP with oxygen, which is called aerobic respiration, or without oxygen, an anaerobic process called anaerobic glycolysis or fermentation.
Explanation:
I hope that helped, let me know if you need help with anything else.
Water particles are closet together when they are in gas form.
TRUE OR FALSE???
How many Natural elements are on the periodic table.
8.Which particle as the same mass as a neutron?
Answer:
A proton that weighs 1 amu same as neutron.
Wildlife can be scarce in many large, densely populated cities. A few plants and animals can be found in theseareas. For example, rats, mice, pigeons, cockroaches, and other insects are common in cities. Trees can grow by sidewalks or in local parks. Some cities even have small populations of coyotes within city limits.
Do you think these cities meet the definition of an ecosystem? Explain your reasoning.
Answer:
Yes
Explanation:
Considering that other lifeforms, more than one species, is able to live in those cities, mean that its abiotic factors can sustain life. An ecosystem is a community with biotic (living organisms) and abiotic factors (environment).
Biomass and fossil fuels similarities
Answer: Biomass and Fossil fuels are similar to coal with an oxygen atom added.
Natural gas is the best fossil fuel in terms of energy output per unit carbon dioxide emitted. While Biomass is renewable because a new crop can be grown after each harvest, and biomass is a low carbon fuel.
Explanation: Fossil fuels and biofuels are similar in that they are both formed from once living matter and both emit carbon dioxide when burned for energy.
Please help!!
Why are we testing Dl water when we know it does not contain protein?
Answer:
using distilled water as a test substance is a way to show a control in the experiment
Explanation:
distilled water has no impurities therefore it eliminates the sources of any contamination and gives accuracy to an experiment distilled water is also used to know if actually a chemical reaction takes place or not
How does the water cycle show how the hydrosphere and atmosphere interact?
Select the correct answer.
1.Plants soak up water from the ground,
2.Air evaporates to form water vapor clouds.
3.Water filters through the soil into groundwater,
4.Heat and wind cause water in a pond to evaporate into the air
Answer:
2
Explanation:
The rain comes from clouds
PLEASE ANSWER FAST!!!
Gastroparesis is a condition that causes a partial paralysis of the stomach. The stomach has reduced ability to contract to move food through the digestive system. Some common symptoms of gastroparesis are abdominal pain, nausea, and feeling full after eating a small amount of food. What would be the most likely cause of this condition?
A. damage to the mucus lining of the stomach
B. damage to nerves that control the stomach
C. lack of enzymes in the small intestine
D. lack of pancreatic juices and bile
Answer:
I'm gonna say d
Explanation:
if it's wrong, scru my brain and It's stupid solving skills
Identify the substance. cholesterol carbohydrate lipid nucleic acid protein
Answer:
Lipid
Explanation:
Cholesterol is a steroid which is a subclass of lipid
True | False 1. Vertebrates are animals without a backbone or bony skeleton, such as a starfish.
True | False 2. Omnivores are organisms that rely on plants and animals for survival.
True | False 3. A starfish belongs to a group of aquatic organisms that live in freshwater.
True | False 4. Echinoderms are a group of radially symmetric, spiny-skinned land animals.
True | False 5. A starfish is sensitive to temperature changes in its environment.
True | False 6. Starfish can prevail in both cold and warm marine habitats.
True | False 7. On the top of the central disc part of its body lies the mouth of a starfish.
True | False 8. Regeneration is a basic ability that a starfish demonstrates.
True | False 9. A starfish is a type of fish that feeds on decomposing matter.
True | False 10. These echinoderms typically have a central disc and usually five arms.
Which of the following is not an example of evolution
Answer:
A caterpillar changing into a butterfly is NOT an example of evolution.
You would get the most energy to run a race by taking in ______________.
Answer:
glucose
Explanation:
the glucose is energy in it simplest form so wen taken in it moves straight to the blood stream to provide the strenght
Q1: What form of energy is this new animal sensitive to?*
potential
kinetic
thermal
elletrical
Answer:
elletrical. hope this helps!
Explanation:
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Answer:
bacteria
Explanation:
hope this answer will help you
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how is atp produced in the photo phosphorylation
Answer:
Photophosphorylation is the conversion of ADP to ATP using the energy of sunlight by activation of PSII. This involves the splitting of the water molecule in oxygen and hydrogen protons (H+), a process known as photolysis.
Explanation:
Photophosphorylation is the conversion of ADP to ATP using the energy of sunlight by activation of PSII. This involves the splitting of the water molecule in oxygen and hydrogen protons (H+), a process known as photolysis.
what is the exact percentage and depth in centimeters for the earths layers project
Answer:
If you like my answer you can mark it as Brainliest.
If you like my answer you can mark it as Brainliest.Thanks!
Explanation:
The three main layers of Earth include the crust (1 percent of Earth's volume), the mantle (84 percent), and the core (inner and outer combined, 15 percent).
Crust - 5 to 70 km thick.
Crust - 5 to 70 km thick.Mantle - 2,900 km thick.
Crust - 5 to 70 km thick.Mantle - 2,900 km thick.Outer Core - 2,200 km thick.
Crust - 5 to 70 km thick.Mantle - 2,900 km thick.Outer Core - 2,200 km thick.Inner Core - 1,230 to 1,530 km thick.
2. Why is sand not as useful as soil as evidence?
Answer:
Glass and sand are composed predominantly of silicon.
Explanation: