Bacteriophages and animal viruses do NOT differ significantly in which of the following steps?
A) attachment
B) penetration
C) uncoating
D) biosynthesis
E) release

Answer:

In science, a model is a representation of an idea, an object, a process or a system. Using a plastic bag, students can model the water cycle. ... When the plastic bag is hung in a sunny window, heat from the Sun evaporates water from the lake and forms condensation and precipitation.

Answer:

the answer is b

Explanation:

the reproduce daily o grow and to keep up with the dying cells

Cells need to divide for body to grow and for body tissue such as skin to continuously renew itself, so option b. Cell division is how organisms grow is correct

Most of the time when people refer to “cell division,” they mean mitosis, the process of making new body cells. Meiosis is the type of cell division that creates egg and sperm cells. Mitosis is a fundamental process for life.

Cell division for growth and repair creates exact copies of a cell. it is important it make possible for a living thing to grow, creates new cells to replace damaged or dead cells.

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Answer:::::::::::: Meiosis………

Answer:

replication or mitosis

In a population of organisms, beneficial and harmful random mutations are retained or eliminated through the process of selection.

Mutations are a change in the DNA sequence in a living being. It can result from various things, such as exposure to mutagens, viral infection, or errors in DNA replication during the cell division process. Random mutation plays a really important part in the theory of evolution by natural selection. In that theory, mutations give rise to adaptation that is passed on to offspring, which changing their chances of survival. Organisms that had harmful random mutation would me killed, therefore not able to create offsprings and eventually eliminated from nature.

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For heterozygous parents, the genotype is Cc. When both parents are crossed, then 1 will be CC, 2 will be Cc and 1 will be cc. out of four offspring, 3 have no crest, and the rest have a crest (cc).

In the Punnett square, the letters "C" and "c" represent the two alleles for the crest characteristic in pigeons. The uppercase "C" represents the dominant allele for no crest, while the lowercase "c" represents the recessive allele for crest. Each parent is heterozygous, which means they carry one copy of the dominant allele (C) and one copy of the recessive allele (c). When the two parents are crossed, each parent can pass on either the dominant or the recessive allele to their offspring.

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Answer:

ATP

I hope this helped...,..........

Answer:

66666666666666666666666

Explanation:

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along with nutrients, hormones, water, and gases, the cardiovascular system also transports  is True.

In addition to transporting nutrients, hormones, water, and gases, the cardiovascular system also transports various other substances, including waste products like carbon dioxide and urea, immune cells, signaling molecules, and heat. The heart pumps blood through the blood vessels, which allows for the efficient distribution of these substances throughout the body.

what is hormones?

Hormones are chemical messengers that are produced and secreted by the endocrine glands in the body. They are released into the bloodstream and travel to different parts of the body where they bind to specific receptor sites on target cells, influencing the activity of those cells.

Hormones are involved in the regulation of many physiological processes, including growth and development, metabolism, reproduction, and the body's response to stress. They can be classified into different types based on their chemical structure, including steroid hormones, peptide hormones, and amino acid-derived hormones.

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Answer:

Explanation:

About 21% of Earth's atmosphere is oxygen, and most of the rest is nitrogen. ... the evolution of Cyanobacteria, a group of single-celled, blue-green bacteria. ... Today, Cyanobacteria can be found almost everywhere on Earth — likely right ... the genetic machinery for photosynthesis that we'd expect to see if they had lost this ...

Answer:

The atmosphere would be rich in sulfur instead of oxygen.

Explanation:

It's the sample answer it's right.

Answer:

nerve cells

Explanation:

trust me i already took it

Answer:

A. Advanced Decision analysis

Explanation:

Risk management can be defined as the process of identifying, evaluating, analyzing and controlling potential threats or risks present in a business as an obstacle to its capital, revenues and profits. This ultimately implies that, risk management involves prioritizing course of action or potential threats in order to mitigate the risk that are likely to arise from such business decisions.

Hence, the college course which would be necessary when obtaining a degree in risk management is Advanced Decision analysis because it will help you to measure, analyze and build decisions such as cluster analysis towards risk management and analysis.

Answer:

Advanced decision analysis

Explanation:

I took the quiz on edge

Answer:

The tides are caused by the rotation and the positioning of the moon relative to the Earth.  The moon exerts a gravitational pull that is felt the strongest on the closest point of the Earth to the moon and the furthest.

Explanation:

The speed-accuracy trade-off theory states that individuals need to decide how much emphasis to place on the speed or accuracy of a movement to achieve a particular goal.

The speed-accuracy trade-off theory states that individuals need to decide how much emphasis to place on the speed or accuracy of a movement to achieve a particular goal. With the task of catching, it is important to find the balance between speed and accuracy to successfully catch an object, but this may change based on factors such as age. In adults over the age of 65, catching may become more challenging due to changes in sensory processing and motor control, which can affect the speed-accuracy trade-off.
Coincidence-anticipation research is a type of research that focuses on the ability to predict the future location of a moving object and the ability to respond accordingly. With older adults, research has shown that their ability to accurately anticipate the trajectory of a moving object may decline, making catching more challenging. This decline is attributed to changes in cognitive processing, such as slowed reaction times and difficulty with visual tracking.
Furthermore, research has shown that older adults may rely more on visual information rather than proprioceptive feedback (internal awareness of the body's position and movement) when catching, which can also affect the speed-accuracy trade-off. In summary, the speed-accuracy trade-off theory applies to catching in older adults, but changes in sensory and cognitive processing can make it more challenging to achieve the right balance. Coincidence-anticipation research can help identify these changes and inform interventions to improve catching ability in older adults.

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Answer:

it is a conjugated system

Explanation:

when i took the quiz i remember it being this answer

Chromatin, found in the nucleus of a non-dividing cell, is composed of thread-like DNA and associated proteins called histones. During cell division, the chromatin condenses to form chromosomes to safely transport the DNA.

The fine thread-like genetic material found within the nucleus of a non-dividing cell is known as chromatin. Chromatin is composed of DNA and associated proteins known as histones. The DNA is wrapped around these histone proteins forming a structure called a nucleosome, which can be visualized as a beaded necklace where the string represents the DNA and the beads are the associated histones. During cell division, the chromatin condenses to form chromosomes, to ensure that the DNA can be safely transported to the daughter cells. It is estimated that humans have approximately 22,000 genes distributed on 46 chromosomes.

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Answer:

B

Explanation:

Acids react with bases to give you a salt and water

sulfuric acid reacts with sodium hydroxide to give you

sodium sulfate and water

Answer:

B.

Explanation:

the answer is b mark brainliest

Answer:

true

Explanation:

One material that can be added to the buffer to ensure that samples stay in the wells before electrophoresis is started is a loading buffer.

Glycerol or other dense agents, dyes, and a reducing agent are frequently found in the loading solution.

These components aid in the sample's retention in the well and provide a visible front for tracking the electrophoresis process.

The sample's density is increased by the glycerol, enabling it to settle into the well and decreasing the possibility that it will float out during electrophoresis.

The reducing agent aids in denature and breaks down any disulfide bonds in the sample, making it simpler to load onto the gel. The dyes create visual contrast between the sample and the buffer.

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Answer:

answer

Explanation:

Hi how was your day

The correct option is E.)  reproductive abnormalities in frogs

Tyrone Hayes is well known for his studies of reproductive abnormalities in frogs.

Tyrone Hayes, a biologist and professor, gained recognition for his research on the effects of the herbicide atrazine on amphibians, particularly frogs.

His studies revealed that exposure to atrazine could lead to reproductive abnormalities and developmental changes in frogs, including hermaphroditism and altered hormone levels. His research raised concerns about the potential impacts of agricultural chemicals on wildlife populations and their ecosystems.

Tyrone Hayes has been an influential figure in the field of ecotoxicology and has been involved in advocacy efforts related to pesticide regulation and environmental protection.

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Answer:

Diffusion

According to 2 sources

Diffusion is one form of what scientists call passive transport, meaning movement that occurs without any additional energy being required.

Explanation:

Diffusion is one form of what scientists call passive transport, meaning movement that occurs without any additional energy being required.

The net movement of anything (such as atoms, ions, molecules, or energy) from a location of higher concentration to a region of lower concentration is known as diffusion.

A gradient in the Gibbs free energy or chemical potential drives diffusion. As with spinodal decomposition, it is conceivable for molecules to diffuse "uphill" from an area of lower concentration to one of higher concentration.

Many disciplines, including physics (particle diffusion), chemistry, biology, sociology, economics, and finance, employ the concept of diffusion extensively (diffusion of people, ideas, and price values).

Therefore, Diffusion is one form of what scientists call passive transport, meaning movement that occurs without any additional energy being required.

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The life cycle of a star with a mass of 10,000 will begin with the formation of a protostar within a cloud of gas and dust.

A star with a mass of 10,000 times that of the Sun will follow a life cycle that begins with the formation of a protostar within a cloud of gas and dust.

As the protostar accretes more mass, it will eventually reach a critical point and ignite fusion reactions, becoming a main-sequence star. After several million years, the star will exhaust its hydrogen fuel and expand, becoming a red giant.

In this phase, the star will fuse heavier elements in its core, leading to the formation of a dense core of iron. Once the core reaches a critical mass, it will collapse in a supernova explosion, leaving behind either a neutron star or a black hole. The surrounding gas and dust will be expelled into space, where it may eventually form new stars and planets.

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in a population that is in hardy-weinberg equilibrium, the frequency of a particular recessive allele a is 0.4.  the percentage of the population heterozygous for this allele will be 48.

According to the Hardy-Weinberg equation, the sum of allele frequencies at the locus must be one, so p + q = 1. The Hardy-Weinberg equation is also written as: p 2 + 2pq +q 2 = 1, where p is the frequency of the "A" allele in the population and q is the frequency of the "a" allele in the population. The frequency of the homozygous genotype AA is represented by p 2, the frequency of the homozygous genotype aa is represented by q 2, and the frequency of the heterozygous genotype Aa is represented by 2pq. Here, q = 0.4. As a result, p = '1- q = 1 - 0.4 = 0.6. Now, the population of heterozygous individuals will be 2pq, which is 2 * 0.6 * 0.4 = 0.48. This means that 48% of the population is heterozygous.

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The correct answer is C. Prostaglandins are hormones that play a role in initiating the transmission of pain messages.

These hormones are produced by cells throughout the body in response to various stimuli, such as injury or inflammation. When prostaglandins are released, they can cause pain, inflammation, and fever. They are also involved in regulating blood flow and blood clotting. Nonsteroidal anti-inflammatory drugs (NSAIDs) like aspirin and ibuprofen work by inhibiting the production of prostaglandins, which can help reduce pain and inflammation. While both androgens and estrogens are hormones that play important roles in the body, they are not directly involved in the transmission of pain messages. Isoflavones are a type of phytoestrogen found in plants, but they do not have a significant impact on pain or pain transmission.

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The stack of membranes that packages chemicals is called the Golgi apparatus.

Golgi apparatus. is described as  a complex organelle found in eukaryotic cells. The Golgi apparatus is responsible for packaging and exporting proteins and other molecules from the cell.

The Golgi apparatus is said to be made up of a stack of flattened sacs called cisternae. The cisternae are arranged in a series of concentric layers. The Golgi apparatus is located near the nucleus of the cell.

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If green feathers are dominant and brown feathers are recessive, and 36% of the ducks in a pond have green feathers, we can calculate the percentage of ducks with brown feathers using the information provided.

Let's denote the frequency of the recessive phenotype (brown feathers) as "q."

Since green feathers are dominant and brown feathers are recessive, the frequency of the dominant phenotype (green feathers) would be 1 - q.

Given that 36% of ducks have green feathers, the dominant phenotype frequency is 0.36.

Therefore, the frequency of the recessive phenotype (brown feathers) can be calculated as follows:

q = 1 - 0.36 q = 0.64

So, the recessive phenotype frequency is 0.64 or 64%.

The frequency of the recessive phenotype (brown feathers) is 0.6 or 60%.

If green feathers are dominant and brown feathers are recessive, and 36% of the ducks in a pond have green feathers, we can use this information to determine the frequency of the recessive phenotype (brown feathers).

Let's assume that the dominant green allele is represented by "G" and the recessive brown allele by "g".

Since green feathers are dominant, the ducks with green feathers can have either GG (homozygous dominant) or Gg (heterozygous) genotypes. However, since we don't know the genotypes of the ducks, we can only determine the frequency of the recessive phenotype.

Let's denote the frequency of the recessive phenotype (brown feathers) as q. Since the recessive phenotype is represented by gg, q² would give us the proportion of ducks with the gg genotype.

Given that 36% of the ducks have green feathers, the frequency of the dominant phenotype (GG + Gg) can be calculated as 1 - 0.36 = 0.64.

To find q, we take the square root of 0.36 to get the frequency of the recessive phenotype: √0.36 = 0.6.

Therefore, the frequency of the recessive phenotype (brown feathers) is 0.6 or 60%.

The question is as follows: Green feathers are dominant and brown feathers are recessive. If 36% of the ducks in a pond have green feathers, what is the recessive phenotype frequency?

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Answer:

25116 J

Explanation:

Q  =  m  ×  c  × ΔT

c = 4.186 J/g°C

M=200 g

So,

Q = 200  ×  4.186 × (40-10)

=200 ×  4.186 × 30

=25116 J

The actions that require ATP are both muscle contraction and muscle relaxation. ATP (adenosine triphosphate) is a vital molecule that serves as the primary energy source in cells.

Muscle contraction involves the sliding of actin and myosin filaments within muscle fibers, resulting in the shortening and generation of force.                                                                                                                                                                              This process requires ATP to fuel the cross-bridge cycling between actin and myosin.                                                                          When ATP binds to myosin, it energizes the myosin head, allowing it to detach from actin and reposition itself, facilitating the sliding movement.                                                                                                                                                       However, muscle relaxation is equally dependent on ATP.                                                                                                                                                                                                                                                                                                                                  The ATP-driven calcium pump transports calcium against its concentration gradient, returning it to the sarcoplasmic reticulum.                                                                                                                                                                                                        This step is essential to reduce intracellular calcium levels, allowing the muscle fibers to disengage from each other and return to their relaxed state.                                                                                                                                                                                    Thus, ATP is indispensable for both muscle contraction and relaxation processes, highlighting its crucial role in the functioning of skeletal muscles.

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Answer:the answer is d

Explanation: