Question 9 (1 point)


Choose ALL that apply for raft spiders.


Raft spider sight weight and large surface area allow it to walk on water.


Raft spider's heavy weight and small surface area allow it to walk on water


Raft spiders sprint along submerged plants to catch underwater prey.


Raft spider's legs have a waxy surface that repels water


Cortion 11

fossils are the preserved evidence of a past live organism ! ʕ ᵔᴥᵔ ʔ

body fossil : parts of the species physical anatomy

trace fossil : proof of a species existence and habituals

have a great week, you got this ! ✽-(ˆ▽ˆ)/✽

Answer: D. Water will enter and exit the cells at a steady rate and their sizes will remain the same.

Explanation:

Osmosis occurs when the salt content is NOT the same as our red blood cells: the salt or lack of it causes our RBCs to swell or shrink. Isotonic fluid has the same salt content as our RBCs. This is why it's important to watch salt intake in congestive heart failure.

Answer: How does a DNA molecule determine the structure of a specific protein? The sequence of bases in the DNA molecule determines the sequence of amino acids in a protein. ... On the ribosome, the messenger RNA provides the code for the protein molecule that will form.

Explanation:

The population, to the nearest whole number, of bacteria after 15 days is approximately 4,769 bacteria, The correct option is E, None of the above.

To find the population of bacteria after 15 days, we can use the formula for exponential growth:

N = N₀ * \((1 + r)^t\)

Where: N = Final population after time t N₀ = Initial population r = Growth rate per time period t = Time period

Given: N₀ = 500 bacteria r = 50% per day (or 0.5) t = 15 days

Plugging in the values, we have:

N = 500 * \((1 + 0.5)^{15\)

Calculating this expression:

N = 500 * \((1.5)^{15\) N

= 500 * 9.537 N

= 4,768.5

Thus, the correct option is E, None of the above.

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The question is inappropriate; the correct question is:

The initial population of a bacterial colony is observed to be 500 bacteria. The population shows a growth rate of 50% per day, and the carrying capacity of the surrounding area is estimated to be 2,000,000 bacteria. To the nearest whole number, find the population of bacteria after 15 days.

A.  165,822 bacteria

B.  622,707 bacteria

C.  903,430 bacteria

D.  2,000,000 bacteria

E.  None of the above

Organs in eudicots are typically grouped in multiples of four or five.

Eudicots, also known as dicots, are named after their two cotyledons. Cotyledons are the first fleshy leaves that grew around the embryo.

The eudicots, Eudicotidae, or eudicotyledons are a clade of flowering plants distinguished by the presence of two seed leaves upon germination. Dicotyledons is the source of the term.

Eudicot organs are typically organized in groups of four or five.

Thus, as the given plant have flower floral parts in multiples of four and fives, it can be considered in dicot category.

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The process by which the brain perceives, receives, and integrates new information is called information processing.

Define brain?

Brain is the control center of the human body and is composed of billions of neurons. It is responsible for all of our body's functions, from basic motor skills to emotion, cognition, decision making and more. It is the source of our creativity and imagination, and is what makes us human. It is an incredibly complex organ, composed of multiple layers, lobes and regions, each of which is responsible for specific functions. It is the most important organ in our bodies and is essential for our survival.

Therefore, The process by which the brain perceives, receives, and integrates new information is called information processing.

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Answer:

Methane

Explanation:

Nature Constitution most of the substances made up of organtic compounds. These compounds have carbon atoms attached with hydrogen atoms with a chemical bond (very few may not have many this bond).

DNA is transcribed.  

Rna is modified into mRNA.  

A ribosome binds to the mRNA  

Amino acids are lined up in a sequence.  

Chemical bonds are formed and a protein is produced.  

An organism that has two different alleles of a given gene has a(n) heterozygous genotype. aneuploid dizygous heteromorphic heterozygous homozygous

Heterozygous genotypes are characterized by two different alleles of a particular gene. These alleles can be inherited from different parents or from the same parent, and this type of genotype is also known as a dizygous genotype.

An example of this is eye color; if an individual has one allele for blue eyes and one allele for brown eyes, they would have a heterozygous genotype. This type of genotype is important for producing genetic diversity, allowing for adaptations that can be beneficial to a species. It is also important to note that having a heterozygous genotype does not guarantee that the individual will express the traits of both alleles; rather, the individual will usually express the trait of the dominant allele.

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Part A

Answer: (A) Candida Albicans and Saccharomyces Cerevisiae

Explanation: They have the smallest difference in Cytochrome C

Part B

Answer: (B) The two species have high molecular homology

Explanation: Molecular homology means resemblances between species on the molecular level. Since the two species from the answer in Part A have the smallest difference in Cytochrome C it means they have high molecular similarities; this is due to evolving from the same common ancestor.

The growth pattern of a motile organism in a semi-solid deep can be described as a spreading pattern.

Bacterial motility is the ability of bacteria to move independently using metabolic energy. Most motility mechanisms that evolved among bacteria also evolved in parallel among the archaea.

The motile organism will move through the semi-solid medium by extending tendrils or filaments and gradually spreading outwards. As the organism grows and spreads, it may encounter areas of denser or less hospitable material, and it will adjust its growth pattern accordingly.

In general, the growth of the organism will be relatively slow and steady, as it navigates through the semi-solid medium and competes for resources with other organisms.

Overall, the growth pattern will be shaped by the properties of the semi-solid medium, as well as the behavior and adaptations of the organism itself.

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Answer:

interphase, prophase, metaphase, anaphase, telophase, and cytokinesis.

Explanation:

It is the regular sequence of growth and division that cells undergo in their life.

An example of the biopsychosocial model is a person experiencing stress (social) that leads to hormonal changes (biological).

In the biopsychosocial model, the interplay between biological, psychological, and social factors shapes human experiences and behaviors. Here's an example illustrating how a person can be affected by two aspects of the model:

Example: A person experiencing work-related stress (social) may undergo changes in their hormonal levels (biological) due to the activation of the body's stress response system. This can lead to an increase in the release of stress hormones like cortisol, affecting their overall well-being.

n this example, the social aspect involves the person's work environment and the stress they experience in that setting. Work-related stress can arise from factors such as demanding deadlines, high workload, or interpersonal conflicts. These social stressors can trigger psychological responses, including negative thoughts, anxiety, and emotional strain.

The biological aspect comes into play as the person's body responds to the stress. The activation of the body's stress response system leads to the release of stress hormones, such as cortisol, by the adrenal glands. Elevated cortisol levels can have various effects on the body, including increased heart rate, elevated blood pressure, disrupted sleep patterns, and impaired immune function.

The interaction between the social stressors and the biological response highlights how the biopsychosocial model acknowledges the interconnectedness of these factors. By considering both the social and biological aspects, we can better understand the impact of stress on an individual's overall well-being and develop interventions that address multiple dimensions of their experience.

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The condition in which one gene pair masks the expression of another gene pair, resulting in F2 ratios different from 9:3:3:1 (e.g. 9:3:4), is called epistasis.

The condition in which one gene pair masks the expression of another gene pair is called epistasis. Epistasis can result in F2 ratios that are different from the typical Mendelian ratio of 9:3:3:1. For example, if one gene pair completely masks the expression of a second gene pair, the F2 ratio may be 9:3:4 instead.

This is because the two recessive alleles of the second gene pair are unable to express themselves in the presence of the dominant allele of the first gene pair.

Epistasis is an important factor in determining the inheritance patterns of many traits and can have significant implications for genetic research and the understanding of genetic diseases.

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Answer:

The depth of the ocean at that point is approximately 3,750 meters.

Explanation:

To calculate the depth of the ocean at a particular point using sonar, we need to know the time it takes for the sound wave to travel from the ship to the bottom of the ocean and back to the ship, as well as the speed of sound in water.

The speed of sound in water is approximately 1,500 meters per second (m/s).

If the sonar signal took 5 seconds to return to the ship, then the total time for the sound wave to travel from the ship to the bottom of the ocean and back to the ship is twice that, or 10 seconds.

We can use the formula:

Depth = (Speed of sound in water x Time) / 2

Plugging in the values we know, we get:

Depth = (1,500 m/s x 5 s) / 2

Depth = 7,500 meters / 2

Depth = 3,750 meters

Answer:

The amount of Carbon Dioxide will increase.

Explanation:

Answer:

When a plant doesn't have enough water, it will wilt and the amount of carbon dioxide will decrease.

Explanation:

You're welcome!

Answer: B

Explanation:  Because inside of the bottle when the bottle is tipped upside down the friction from the water going against the walls should push it down.

Pepsin is the active form of a digestive enzyme in the stomach that breaks polypeptide chains into smaller polypeptides. So the suitable term to fill in the blank is pepsin.

Pepsin is a digestive enzyme produced in the stomach that helps to break down proteins into smaller peptides. It is one of the chief digestive enzymes in the stomach, created in an inactive form called pepsinogen by the chief cells in the gastric glands, which line the stomach walls. When pepsinogen mixes with hydrochloric acid in the stomach, it transforms into pepsin. Pepsinogen is a proenzyme, which means that it is an inactive precursor to the active form of an enzyme.

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Answer:

Explanation:Also, sunflowers planted in a garden can die because of one reason or another. If you notice that your sunflower is dying, here are some of the ways that

Sunflowers: How to Plant, Grow, and Care for sunflowers

Apr 15, 2022 · Sunflowers should be planted 1 to 1-1/2 inches deep and about 6 inches apart after the soil has thoroughly warmed. If you wish, you can plant multiple seeds and thin them to the strongest contenders when the plants are six inches tall. Give plants plenty of room, especially for low-growing varieties that will branch out.

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How to Grow Sunflowers (& Common Mistakes To Avoid ...

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Oct 04, 2021 · Sizes range from dwarf types (1 to 2-feet tall) to mammoths (8 to 15 feet).The world record for sunflower height is currently 30 feet! Flower sizes can be a few inches and up to 20-inches in diameter.; Flower colors: white, pale yellow, yellow, bright yellow, orange, bronze, rust, dark red, and bi-colored varieties. Appearance and texture: long petals, short petals, fluffy, …

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Apr 15, 2022 · Sunflowers should be planted 1 to 1-1/2 inches deep and about 6 inches apart after the soil has thoroughly warmed. If you wish, you can plant multiple seeds and thin them to the strongest contenders when the plants are six inches tall. Give plants plenty of room, especially for low-growing varieties that will branch out.

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Answer:

Each organism lives in different environments to enable it to survive. All animals from different species have different traits that helps them survive in their environment. And because some animals have many variations of traits in their gene pool it can help them adapt to the changes in their environment.

The hypothesis that best fits the observation that one of the mutants has reduced levels of ATP and NADH and increased levels of FAD and pyruvate is that the mutation is disrupting the citric acid cycle (Option 3).

The citric acid cycle, also known as the Krebs cycle, is the second step of cellular respiration which is required to generate ATP through the oxidation of pyruvate.

The reduced form of Nicotinamide adenine dinucleotide (NADH) produced during the citric acid cycle is then used in oxidative phosphorylation (the third step of cellular respiration) in order to generate more ATP.

Therefore, with this data, we can see that the citric acid cycle generates the reduced form of Nicotinamide adenine dinucleotide (NADH) and thus increases the production of ATP, thereby a mutation in an enzyme that works in this pathway may also hamper the proportion of ATP.

Complete question:

A scientist performs a series of mutation screens to look for mutations that reduce ATP production. One of the mutants, compared to a wild-type cell, has reduced levels of ATP and NADH and increased levels of FAD and pyruvate. Which hypothesis best fits these observations?

The mutation is disrupting glycolysis.

The mutation is disrupting fermentation.

The mutation is disrupting the citric acid cycle.

The mutation is disrupting the electron transport chain.

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Answer:

For the people to lazy to read that. The answer is c.

Explanation:

Answer:

Low: 100x

High: 400x

Explanation:

Multiply the ocular by the objective to get the total magnification.

10 * 10 = 100

10 * 40 = 400

Answer:

Option B, 218 deer per year

Explanation:

As we know

\(\frac{dP}{dt} = kP (1- \frac{P}{K})\)

Where K is the carrying capacity

K is the rate constant

dP/dt is the change in population per unit time and

P is the population

Substituting the given values we get

\(\frac{dP}{dt} = k * 420 * (1-\frac{420}{875})\\= 1 *420 * (1-0.48)\\= 218\)

Option B is correct

Answer:

218!

Explanation:

took the flvs test and got it correct

Pulmonary Artery is responsible for bringing deoxygenated blood to the heart.

Pulmonary Artery Characteristics

- One of the 3 main blood vessels of the body.

- Out of the right ventricle into the 2 bronchi.

- In the form of a tube sleeve that resembles the letter "T".

- The veins are 1.2 inches wide and 2 inches long.

- Has a valve in the right ventricle of the heart.

- Thick-walled, elastic, and muscular.

- Carries carbon dioxide-rich blood (de-oxygenated blood) from the heart to the lungs.

Pulmonary Artery Function

The pulmonary artery is the only artery in the body that carries de-oxygenated blood.  The other arteries carry oxygen-rich blood.

The valves in the ventricles act as one-way doors, through which blood can leave the heart but cannot return to the heart.

The right and left pulmonary arteries are responsible for carrying carbon dioxide-rich blood to the two lung bronchi.  In the lungs, gas exchange will occur.

Carbon dioxide gas that is no longer needed in the blood will be replaced with oxygen gas that the body needs.

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Answer:

Answer is asexual.

Explanation:

because moss reproduces asexually(also called vegetative reproduction ) when parts of the plant break off and form new plants with identical genetic information.

I hope it's helpful!

The resource that is not a renewable resource but is frequently transformed into energy is fossil fuels.

The resource that is not a renewable resource but is frequently transformed into energy is fossil fuels. Fossil fuels are formed from the remains of ancient plants and animals that have been buried and compressed deep within the earth's surface over millions of years. The most common types of fossil fuels are coal, oil, and natural gas, and they are the primary sources of energy for electricity generation, transportation, and heating.
Unlike renewable resources such as solar, wind, and hydropower, fossil fuels are finite and non-renewable. Once they are used up, they cannot be replaced. Fossil fuels also have a significant impact on the environment, including air and water pollution, greenhouse gas emissions, and the destruction of habitats.
As a result of the limitations and environmental impacts of fossil fuels, there has been a growing interest in transitioning to renewable sources of energy. Renewable resources are natural resources that can be replenished or regenerated over time, such as solar, wind, geothermal, and biomass. These resources are sustainable, non-polluting, and have minimal environmental impacts.

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The ability to differentiate between two regions having similar echogenicity, such as in the liver image with focal fat, is a critical skill for radiologists to possess.

It is important for radiologists to be able to interpret the ultrasound image, understand the patient’s medical history, and communicate their findings accurately to the referring physician.

In the liver image with focal fat, the ability to differentiate between the two regions is especially important. The regions with similar echogenicity can indicate either benign or malignant conditions. For example, the presence of a focal fat deposit in the liver may indicate a benign fatty liver, a benign hemangioma, or a malignant tumor such as hepatocellular carcinoma.

To accurately differentiate between the two regions, radiologists must be able to interpret the ultrasound findings from the image. The ultrasound image must be interpreted carefully to identify any suspicious features, such as increased or decreased echogenicity, which may indicate a malignant process. Furthermore, the radiologist must be able to accurately measure the size of the focal fat deposit and to distinguish it from surrounding normal liver tissue.

In addition to interpreting the ultrasound image, radiologists must also be knowledgeable about the patient’s medical history and any underlying conditions that may be present. For example, if the patient has a history of obesity, diabetes, or alcohol abuse, this could affect the interpretation of the ultrasound findings.

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Answer:

Is one half the original DNA and one half new DNA with the same code as the original strand preserved

Explanation:

I am assuming the process is DNA replication.

The process of DNA replication:

step 1- the DNA double helix unwinds using an enzyme called dna helicase. Proteins hold the strands apart from each other forming a Y shape called the replication fork.

step 2- At the replication fork, enzymes called DNA polymerase move along each of the DNA strands adding complementary bases to the nitrogen bases using base pairing rules.

step 3- DNA polymerases add nucleotides to a growing double helix until all the DNA is copied

result- 2 new DNA molecules, each made of one original strand and one copied strand