You prepared a series of tubes with increasing concentrations of maltose. After reading the absorbance of these tubes you prepared a Maltose Standard
Curve. The equation of the line of best fit you obtained is:
y = 1.9x -0.053
You then did an experiment to study the effect of pH on amylase activity. Amylase was mixed with starch and buffer of varying pH in several tubes, which
were incubated for 10 minutes at 45°C. The DNS assay was done and absorbance readings were collected and are shown in the table:
Tube pH
Absorbance Maltose (mg/ml) Amylase Activity
(mg/ml/min)
1
0.052
2
3
3
0.339
3
5
0.899
4
7
0.393
S
9
0.018

Answer:

The projections, if they play out, illustrate the potential magnitude of decisions such as the recent one by President Trump to walk away from the international Paris climate accord, in which more than 170 countries agreed to slash their carbon emissions in coming years. Meanwhile, hundreds of governors, mayors and other elected officials have vowed to continue the shift toward cleaner sources of energy.

Hsiang acknowledged that despite the researchers’ efforts to use sound statistical approaches and a wealth of databases, calculating the future costs of climate change is inherently uncertain. Communities are likely to adapt and become more resilient. Industries evolve and relocate.

Delavane Diaz, a senior technical leader at the Electric Power Research Institute, agreed that the study has limitations. For one, it fails to account for how humans will probably plan for and respond to the changing climate. Still, she said, the conclusions provide an important glimpse of the economic risks the United States could face as global warming worsens.

Explanation:

The action which is an example of using scientific thinking to make inferences is analyzing data and observations to form conclusions and is denoted as option B.

This is referred to as the process in which facts are established and questions are answered. They are mostly used by scientists in the formulation of a theory or law and involves processes such as the following:

Inference is referred to as conclusion and is done when the appropriate data and observations have been analyzed which is why option B was chosen as the correct answer.

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Both males and females can experience reproductive system disorders. These disorders can be caused by genetic factors, hormonal imbalances, structural issues, infections, or other medical conditions. In males, these disorders may include erectile dysfunction, infertility, testicular disorders, prostate problems, and hormonal imbalances. In females, they may include menstrual disorders, polycystic ovary syndrome, endometriosis, uterine fibroids, ovarian cysts, infertility, and hormonal imbalances. Treatment options vary depending on the specific disorder and may involve medication, hormonal therapy, surgery, or assisted reproductive technologies.

In this case, the two species have coevolved by modifying behavioral traits (moths) and physiological traits (bats).

Coevolution is a particular type of evolution where a selective pressure imposed by one species serves to generate an adaptive change in another species and vice-versa.

Coevolution is fundamental in predator-prey relationships and leads to the emergence of new traits that are selected by natural selection.

In conclusion, the two species above have coevolved by modifying behavioral traits (moths) and physiological traits (bats).

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Metabolic syndrome is a cluster of conditions that increase the risk of cardiovascular disease, diabetes, stroke, and other health problems.

The National Heart, Lung, and Blood Institute (NHLBI) and American Heart Association (AHA) have created a set of parameters to define the presence of metabolic syndrome. The set of laboratory assays used in the NHLBI and AHA criteria for metabolic syndrome diagnosis include:

1. Fasting plasma glucose: A measure of the amount of glucose present in the blood after at least eight hours of fasting.

2. Triglycerides: A measure of the amount of fat in the blood.

3. High-density lipoprotein (HDL) cholesterol: A measure of the amount of good cholesterol in the blood.

4. Waist circumference: A measure of the size of the waist.

5. Blood pressure: A measure of the amount of pressure in the blood vessels.

The NHLBI and AHA criteria for metabolic syndrome diagnosis are based on the presence of at least three of the five parameters. If an individual has three or more of the parameters that meet the criteria, they may be diagnosed with metabolic syndrome.

The laboratory assays listed above are used to measure the presence of metabolic syndrome. The NHLBI and AHA criteria are important because they can help diagnose metabolic syndrome and guide healthcare providers to offer the necessary treatments and lifestyle interventions. Early diagnosis and management of metabolic syndrome can help reduce the risk of developing serious health conditions.

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Answer:

brain

Explanation:

United States is one of the world's largest suppliers of uranium.

Thus, Uranium is as prevalent in the Earth's crust as tin, tungsten, and molybdenum, and it can be found in most rocks in quantities of 2 to 4 parts per million. Seawater contains uranium, which can be extracted from the oceans.

German chemist Martin Klaproth made the discovery of uranium in the mineral pitchblende in 1789.

In supernovae, uranium is thought to have been created about 6.6 billion years ago. Although it is uncommon in the solar system, the Earth's slow radioactive decay today serves as the primary source of heat, creating convection.

Thus, United States is one of the world's largest suppliers of uranium.

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Answer:

Namibia

Explanation:

Answer:

Please Mark me Brainliest

Explanation:

B bladder is not part of the digestive system. The bladder is part of the urinary system and plays a role in storing and eliminating urine.

Answer:

A. density.

Explanation:

At a front, the two air masses have different densities,

based on temperature, and do not easily mix. One air mass is lifted above the

other, creating a low pressure zone. If the lifted air is moist, there will be

condensation and precipitation. Winds are common at a front.

Extracellular polymeric substances help protect biofilms from issues such as drying out and predators. Option A

Biofilms are complex communities of microorganisms that adhere to surfaces and form a protective matrix. They can be found in various natural and artificial environments, such as riverbeds, medical devices, and plumbing systems. Biofilms provide advantages to the microorganisms within them, including protection from environmental stresses and predators.

One of the key components that helps protect biofilms is extracellular polymeric substances (EPS). EPS are complex mixtures of polysaccharides, proteins, and DNA that are secreted by microorganisms within the biofilm. These substances form a matrix that encases the cells, providing structural support and protecting the community.

EPS help biofilms resist drying out by retaining water and preventing desiccation. The polysaccharides in EPS can absorb and retain moisture, creating a hydrated environment within the biofilm even in dry conditions. This is crucial for the survival of the microorganisms within the biofilm.

Additionally, EPS serve as a barrier against predators. The matrix formed by EPS can make it difficult for predators, such as protozoa or grazing organisms, to access and consume the microorganisms within the biofilm. It acts as a physical defense mechanism, limiting the exposure of the microorganisms to predation.

While quorum sensing, becoming sessile (immobile), and autoinducers are all important mechanisms and processes associated with biofilms, they do not directly address the protection of biofilms from drying out and predators. So Option A is correct.

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Answer:

Plzz upload a full picture of ur chapter

Answer:

this is a common ... saw incredible similarities between birds and the theropod dinosaurs (especially ... Like all other reptiles, birds have scales (feathers are produced by tissues similar to ... for theropods are often more serious for the "thecodont" pseudo-hypothesis.

Explanation:

Answer:

The modern version of the "from the ground up" hypothesis argues that birds' ancestors were small, feathered, ground-running predatory dinosaurs that used their forelimbs for balance while pursuing prey

Explanation:

The statements that describe advantages of medical sensors with cellular internet connections are :

Medical sensors with cellular internet connections allow for real-time monitoring of vital signs and health parameters, facilitating timely interventions and proactive care management.

Medical sensors with cellular internet connections offer enhanced privacy and security measures to protect patient data, ensuring confidentiality and compliance with data protection regulations. Medical sensors with cellular internet connections can be used to collect data from a variety of sources, which can help to improve research and development in the healthcare industry.

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Options include:

A: Real-time Monitoring

B: Cost Efficiency

C: Increased Privacy and Security

D: Longer Battery Life

E: Compatibility with Legacy Systems

Answer:

You choose a primary care doctor who coordinates most of your care. Preferred Provider Organizations (PPO) usually pay more if you get care within the network. They still pay part of the cost if you go outside the network. Point of Service (POS) plans let you choose between an HMO or a PPO each time you need care.

Because T. forsythia cannot make the N-acetylmuramic acid (NAM) sugar needed for peptidoglycan biosynthesis on its own, it must scavenge.

Using N-Acetylmuramic Acid Bioorthogonal Probes to Examine Tannerella forsythia Peptidoglycan Recycling Pathways. The NAM recycling and peptidoglycan scavenging routes of T. forsythia and other cohabiting organisms will be investigated further using this strain. Here, we investigate the NAM uptake recycling ability of T. forsythia using a bioorthogonal alteration to its peptidoglycan that enables click-chemistry. With a bioorthogonal alteration of T. forsythia's peptidoglycan, we are able to insert TreAz into cell surface glycolipids and then bioorthogonal ligate it with alkyne-modified probes to illuminate K.; this allows us to examine the recycling capability of T. forsythia for NAM absorption. Investigating Peptidoglycan Recycling Pathways in Tannerella forsythia, Sharma, A., Grimes, C.L.

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Answer:

water, sunlight and carbon dioxide

Answer:

Potassium and magnesium

Explanation:

they are very essential.

Answer:

lungs

Explanation:

respitory

Answer:

True

Explanation:

Humans have a life span of 60 - 80 years while trees have a life span 1000 - 2000 years, also rats , camels , mosquito, earthworm have a limited lifespan.

Taxol is a drug that comes from the bark of a tree that binds and irreversibly stabilizes microtubules. It is often used during chemotherapy to kill dividing cancer cells. How does taxol block cell division?

A-

Taxol prevents the contractile ring from forming and dividing the cell in two.

B-

Taxol prevents DNA replication.

C-

Taxol prevents chromosome condensation during prophase.

D-

Taxol prevents spindle formation and separation of chromatids.

Answer:  D-

Taxol prevents spindle formation and separation of chromatids.

Explanation:  

The Taxol is used as an anticancer drug formulation. It is obtained from yew tree. An anticancer drug affects the cell cycle machinery so as to limit the production of cancer cells.  This drug ceases the microtube formation in animal cells. This prevents the spindle fiber formation and further prevents the mitosis of cancerous cancers as the chromosomes will not separate apart and so abnormal cells will not produce further.                

The genotype of the F1 offspring is YyTt, and the phenotype is yellow and tall. The probability of each phenotype in the F1 offspring is as follows yellow and tall is 1/2 or 50%, green and short is 1/2 or 50%.

Genotype refers to the genetic makeup or combination of alleles present in an organism, while phenotype refers to the observable traits or characteristics expressed by an organism. Genotype represents the genes an organism carries, while phenotype represents the physical or observable features resulting from the interaction between genotype and the environment.

When a heterozygous ail yellow plant (genotype Yy) is crossed with a homozygous short green plant (genotype tt), the F1 offspring will have the genotype YyTt and the phenotype of yellow and tall. The probability of this phenotype occurring in the F1 generation is 50%. Additionally, there is a 50% probability of the F1 offspring having the phenotype of green and short.

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Answer:

Cork formation is a type of secondary growth that occurs in the stems and roots of woody plants. Gum formation, on the other hand, is a type of defense mechanism that occurs in response to injury or infection.

Explanation:

Answer:

1. Within cultures that rely on milk-producing animals...

2. Genetic drift is the random increase or decrease...

3. An interferon activates the body’s immune system response to a virus.

4. Slight variations due to mutations in the virus trigger...

5. No, because mutated viruses are may be less likely to replicate.

Explanation:

Good luck! ♡

Evolution of the Influenza Virus Quick Check

The 40% of the human population evolves to tolerate lactose within cultures that depend on milk-generating animals.

2. Genetic float is the random boom or decrease.

3. An interferon turns on the body's immune device reaction to a virus.

5. No due to the fact mutated viruses are can be much less probably to replicate.

4. Slight versions because of mutations withinside the virus trigger.

Lactase endurance is the continuing interest of the lactase enzyme in adulthood. Since lactase's simplest feature is the digestion of lactose in milk, in maximum mammal species, the interest in the enzyme is dramatically decreased after weaning.

Thus it is clear that  40% of the human population evolve to tolerate lactose.

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Answer:

stage 1

Explanation:

just did it on a-p-e-x

NREM (non rapid eye movement ) is the stage of sleep comes before REM sleep.

Sleep stages are nothing but electrical wave activities in the brain. This wave movement is measured by an electroencephalogram (EEG). There are 2 main stages in our sleep such as REM and NREM.

The NREM is the first stage of the sleep cycle. It has 3 substages - N1, N2, N3 stages. In the N1 stage individuals feel sleepy, hallucinates. It is the light sleep stage and people can awake from this stage of sleep easily.

N2 stage is the next sleeping stage. In this stage, the electrical waves are more and called theta waves. Here, it is hard to awake. Sleep spindles, K - complex are found in this stage, which helps in a deep sleep.

REM or rapid eye movement is a deep sleep stage. It is also called paradoxical sleep. Here, the brain is more active and the body is paralyzed. During this stage a person dreams.

Therefore, NREM (non rapid eye movement ) is the stage of sleep comes before REM sleep.

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The dipeptides that would be formed in the given situation includes:

A). Proline-Threonine

Given that,

Ribosome(mRNA) = 5'-GGC-UGC-3'

This will produce the dipeptide called "Proline-Threonine."

Thus, option A is the correct answer.

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Answer:Proline

Explanation:

Punnett squares are used to get the genotypic and phenotypic frequencies among the progeny produced from a cross. Punnett squares and answers below.

The Punnett square is a graphic representation that shows the different types of gamete combinations according to the alleles involved in a cross.

Punnett square shows the probabilities of getting offspring with different genotypes and their consequent phenotypes.

In the exposed example,

We will assume complete dominance, meaning that with at least one dominant allele in the genotype, the expressed color is yellow.

1)

a- Cross 1

Parentals)   YY   x    Yy

Gametes) Y   Y      Y   y

Punnett square)      Y        Y

                        Y     YY      YY

                         y     Yy      Yy

F1) Genotype

1/2 = 50% of the progeny is expected to be homozygous dominant, YY

1/2 = 50% of the progeny is expected to be heterozygous, Yy

    Phenotype

100% of the progeny is expected to be yellow.

b- Cross 2

Parentals)  YY   x    yy

Gametes) Y     Y     y    y

Punnett square)      Y        Y

                        y     Yy     Yy

                         y    Yy      Yy

F1) Genotype

100% of the progeny is expected to be heterozygous, Yy

    Phenotype

100% of the progeny is expected to be yellow.

2)

a. What are the resulting phenotypes? Only yellow kernels

b. Are there any blue kernels? No

c. How can you tell whether or not there are blue kernels?

Blue is the recessive phenotype for kernels. Assuming complete dominance, since all genotypes are expected to carry at least one dominant allele, all the F1 kernels are yellow.  

3) Let us cross two heterozygous individuals from the F1

Parentals)  Yy   x    Yy

Gametes) Y    y     Y    y

Punnett square)     Y        y

                        Y    YY     Yy

                         y    Yy      yy

F1) Genotype

1/4 = 25% of the progeny is expected to be homozygous dominant, YY

1/2 = 50% of the progeny is expected to be heterozygous, Yy

1/4 = 25% of the progeny is expected to be homozygous recessive, yy    

    Phenotype

75% of the progeny is expected to be yellow.

25% of the progeny is expected to be blue.

4)

a. What are the genotypes of the F2 generation?

- 25% YY (homozygous dominant)

- 50% Yy (Heterozygous)

- 25% yy (Homozygous recessive)

b. What are their phenotypes?

- 75% yellow kernels

- 25% blue kernels

c. Are there more or fewer blue kernels than in the F1 generation?

More. Blue kernels appeared in the F2.

5. Assuming independent genes, the , are as follows

                         Gametes

a. YY Ss   ⇒   YS, YS, Ys, Ys

b. Yy Ss  ⇒     YS, Ys, yS, ys

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Answer:

please follow me than I give answer and mark as brainlist

The true statement that is true regarding metabolism and homeostasis is that Your metabolism was increased while homeostasis was maintained.

Studies has shown that Short-term fasts may increase the metabolic rate of the individual undergoing the fast. It is mostly die a high increase in blood levels of norepinephrine, which stimulates the metabolism of the person and instructs the fat cells of the person fasting to break down body fat.

It has also be shown via Studies that fasting for 48 hours can boost metabolism by an increase from 3.6 to 14%.

Conclusively, fasting for short periods can be able to boast one's metabolism on the high sense and not slow it down.

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The full question is below

Assume that over the two days you collected your diet and activity

data that you were fasting/starving and consumed only water. Which statement below is true regarding metabolism and homeostasis (Living things obtain and use energy, and maintain homeostasis via organized chemical reactions known as metabolism)? A. Your water intake caused accelerated metabolism. B. Your metabolism was increased while homeostasis was maintained. C. You were not maintaining homeostasis. D. Your body developed calorie immunity and thus homeostasis with no weight loss