help me please i have 2 mins left (science)

Answer:

B. Genetic diseases are CURABLE but not TREATABLE.

Answer:

Mixtures can be classified into three types: suspension mixture, colloidal mixture or solution, according to how they combine and can be separated. Suspension mixtures have larger solute particles, colloidal mixtures have much smaller particles, and particles in a solutions completely dissolve into the solvent

Explanation:

Answer:

3

Explanation:

because the plant cell wall provides definite shape strength and rigidity...

Answer:

A   The oldest rock layer will occur at the bottom of the sequence

Explanation:

Answer:

A) At the bottom of the sequence

Explanation:

If undisturbed, rock layers will build up with time, leaving the oldest ones on the bottom as new layers are on the top.

Granulocytes and Agranulocytes are two types of White Blood Cells (WBCs).

Granulocytes have granules in the cytoplasm of their cells and agranulocytes do not have granules in the cytoplasm of their cells.

Each granulocyte or agranulocyte has different roles in fighting against the infection or the disease or the antigens.

There are 3 types of granulocytes namely, Neutrophils, Eosinophils, and Basophils.

There are 3 types of agranulocytes namely, Lymphocytes and Monocytes.

Monocytes can develop into either macrophages or dendritic cells.

White blood cells (WBCs) can be classified as either granulocytes or agranulocytes. Granulocytes include neutrophils, eosinophils, and basophils, while agranulocytes include lymphocytes and monocytes.

Granulocytes are a type of WBC characterized by the presence of granules in their cytoplasm. These granules contain various substances that are involved in immune responses. The three types of granulocytes are neutrophils, eosinophils, and basophils.

Neutrophils are the most abundant type of granulocyte and play a crucial role in the innate immune response. They are highly phagocytic and are often the first cells to arrive at the site of infection or inflammation. Eosinophils are involved in combating parasitic infections and are also implicated in allergic responses. They release toxic substances to destroy parasites and regulate allergic reactions.

Basophils are involved in allergic responses and release substances like histamine, which contribute to inflammation and allergic symptoms. Agranulocytes, on the other hand, do not possess visible granules in their cytoplasm. The two types of agranulocytes are lymphocytes and monocytes. Lymphocytes are key components of the adaptive immune response and include T cells, B cells, and natural killer (NK) cells. Monocytes are precursors to macrophages and dendritic cells and are involved in phagocytosis and antigen presentation.

In summary, granulocytes include neutrophils, eosinophils, and basophils, while agranulocytes include lymphocytes and monocytes. The classification is based on the presence or absence of visible granules in the cytoplasm of these white blood cells.

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Since unicellular organisms are composed of just one cell, this means that they cannot have tissues, organs, or systems, so A, C, and D are simply not possible.

B, it takes the nutrients through the cell membrane, would be the correct answer.

The claim that kelp is a keystone species in kelp forests is most likely accurate.

But because of ocean warming and other human-caused changes, these vital habitats are disappearing. Massive kelp forests off the coasts of Tasmania and California were abruptly destroyed recently, highlighting how little was understood about preserving or regenerating these crucial marine ecosystems.

Because of their special holdfast structure, kelp forests may develop on top of rocky reefs where few other plants can flourish. Kelp holdfasts cling to submerged rocks rather than extending roots into the ground.

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Answer: Kelp is a keystone species

I did the test

Answer:

I belive that the answer is B

Explanation:

I believe that it's B because if the rabit population continued to grow then it will allow the soil to become more fuirtle because of the dropings that the rabbits leave behind. This would cause more plants and growth in the habitat, which would lead to economic growth

I hope this helps!

Answer:

Positive and negative feedback differs in that positive feedback loops increase the initial signal, while negative feedback loops decrease the original signal (option d).

Explanation:

Feedback is a process that, applied to biological systems, allows for the changes needed to maintain homeostasis.

In summary, positive feedback loop acts by increasing an action or signal in the body, while the negative feedback loop reduces or stops the action or signal that occurs.

Answer:

D is correct

Positive feedback loops increase the initial signal, while negative feedback loops decrease the original signal.

Explanation:

Answer:

nucleolus

Explanation:

The nucleolus is a region found within the cell nucleus that is concerned with producing and assembling the cell's ribosomes. Following assembly, ribosomes are transported to the cell cytoplasm where they serve as the sites for protein synthesis. Within the cell nucleus there's a very specific part called the nucleolus. This does not contain the chromosomes. What this contains is the machinery necessary to assemble the cell's ribosomal RNAs.

Answer:

B. shallow root systems

Explanation:

Brainliest Please

S. lactis generates energy through fermentation, specifically lactic acid fermentation, rather than respiration like many other organisms. This makes it an interesting choice for studying energy generation and related processes.

What is the unique characteristic of Lactococcus lactis?

Lactococcus lactis (formerly Streptococcus lactis) is a type of lactic acid bacteria that is well-known for its significance in dairy industries, including cheese and fermented milk products production. The genus Lactococcus is a gram-positive, facultatively anaerobic, non-spore-forming, catalase-negative, and cocci-shaped bacteria with a small genome size of around 2.4 Mb.

Homolactic fermentation:

Lactococcus lactis is a microorganism that produces energy through homolactic fermentation. Lactococcus lactis ferments glucose to produce pyruvate, which is then converted to lactic acid via lactate dehydrogenase (LDH) in the absence of oxygen. As a result, the process is homolactic, which means only lactic acid is generated as a byproduct. It's unique to this species since other lactic acid bacteria, such as Lactobacillus bulgaricus and Streptococcus thermophilus, are unable to carry out homolactic fermentation.

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Answer:

Nose or nasal cavity, oral cavity or mouth, pharynx,larynx, wind pipe i.e both left and right bronchi, bronchioles, alveoli and lungs.

Explanation:

Air which contain oxygen pass through the nasal cavity, it then move to the pharynx or mouth, through the glottis. The air or oxygen then pass through trachea or windpipe and move to the left and right bronchi, it then move to the alveoli which is the site of gas exchange. Oxygen is absorbed into the blood and the carbondioxide is removed from the blood through the lungs.

Answer:

A small amount of fat is an essential part of a healthy, balanced diet. Fat is a source of essential fatty acids, which the body cannot make itself. Fat helps the body absorb vitamin A, vitamin D and vitamin E. These vitamins are fat-soluble, which means they can only be absorbed with the help of fats.

Explanation: Blah blah blah

The loop of Henle, the structure in the nephron, allows for the concentration of highly concentrated interstitial fluid. In detail, the Loop of Henle, also known as the nephron loop, is a part of the nephron present in the kidneys.

The loop of Henle's primary function is to create a concentration gradient in the interstitial fluid surrounding the loop by allowing the filtrate to pass through it and establishing a salt gradient that helps to create a gradient of water concentration.The loop of Henle is divided into two limbs: the descending and ascending limbs. The descending limb of the loop of Henle is permeable to water and impermeable to solutes. The interstitial fluid in the medulla, which is the innermost part of the kidney, is hypertonic, which means that it has a high concentration of solutes. In the descending limb of the loop of Henle, water moves out of the filtrate and into the surrounding interstitial fluid via osmosis due to the high solute concentration.

The ascending limb of the loop of Henle is divided into two sections: the thin and thick ascending limbs. The thin limb of the loop of Henle is impermeable to water, but it is permeable to solutes. The filtrate in the thin ascending limb becomes more concentrated as it moves up the limb due to the removal of water, which flows out of the descending limb. The thick ascending limb, on the other hand, is impermeable to both water and solutes. As a result, salt is pumped out of the filtrate and into the interstitial fluid via active transport, creating a hypertonic environment in the surrounding interstitial fluid.

Finally, water moves out of the collecting duct, which is responsible for the final concentration of urine, via osmosis in response to the hypertonic interstitial fluid in the medulla, leading to the production of concentrated urine.

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Answer:

Religion played a significant role in the everyday lives of the ancient Greeks, permeating various aspects of their society. Here are some ways in which religion was integrated into their daily lives:

1. Worship and rituals: The ancient Greeks had a polytheistic belief system, with a pantheon of gods and goddesses. They worshiped these deities through various rituals and ceremonies. Individuals and communities would make offerings, sacrifices, and prayers to the gods as part of their religious practice. Temples and sanctuaries were important places of worship and pilgrimage.

2. Festivals and celebrations: The ancient Greeks celebrated numerous religious festivals throughout the year. These events were marked by public gatherings, processions, games, and performances. Festivals like the Olympic Games, held in honor of Zeus, were not only athletic competitions but also had a strong religious and cultural significance.

3. Oracle consultation: The Greeks believed in oracles, individuals who were believed to possess divine knowledge and the ability to communicate with the gods. People would seek guidance and advice from oracles, such as the famous Oracle of Delphi, before making important decisions or embarking on significant endeavors.

4. Civic and political life: Religion was closely intertwined with civic and political life in ancient Greece. The city-states had patron deities, and the worship of these gods and goddesses was an essential aspect of maintaining the city's well-being and prosperity. Political decisions, laws, and public affairs were often influenced by religious beliefs and practices.

5. Personal beliefs and spirituality: Religion provided a framework for individual beliefs and spirituality. The ancient Greeks sought personal connections with the gods and believed in divine intervention in their lives. They would pray for protection, success, and guidance in various endeavors, such as childbirth, marriage, or embarking on a journey.

6. Art and literature: Greek art, architecture, and literature often depicted mythological stories and religious themes. Sculptures, paintings, and epic poems celebrated the gods and depicted their interactions with humans. These artistic expressions served as a medium to convey religious beliefs, educate the masses, and honor the gods.

7. Burial practices and afterlife beliefs: The ancient Greeks held beliefs about the afterlife and the importance of proper burial practices. They believed in an underworld, where the souls of the deceased would reside. Burial rituals and customs were performed to ensure the deceased had a peaceful transition to the afterlife.

Religion was deeply ingrained in the ancient Greeks' everyday lives, influencing their values, rituals, social structures, and worldview. It provided a sense of meaning, community, and guidance, shaping various aspects of their society and individual experiences.

Explanation:

It is found that some people who suffer from antisocial personality disorder had trouble with speech comprehension as children. The brain area is likely associated with this difficulty is wernicke's area which is involved in the understanding of written and spoken language

Wernicke's area is located in the temporal lobe of the brain, is responsible for the understanding of written and spoken language. This area processes incoming auditory information and integrates it with visual information from the rest of the brain. This integration helps us understand the meaning of words and understand speech.

Damage or dysfunction in Wernicke's area can lead to difficulty in comprehending language, which may contribute to the development of antisocial personality disorder. It is important to note that this is just one potential factor in the development of this disorder, and further research is needed to fully understand the relationship between brain function and antisocial personality disorder.

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If you had 2 sequences, one is 10 bp long and the other 20 bp long, then there are 11 alignments possible if gaps are not allowed.

When we are trying to align two sequences, we are looking for positions where the nucleotides match or mismatch. The number of possible alignments between two sequences depends on the length of the sequences and the degree of similarity between them.

To calculate the number of possible alignments between two sequences without gaps, we can use the formula:

number of alignments = (length of longer sequence - length of shorter sequence) + 1

In this case, the longer sequence is 20 bp and the shorter sequence is 10 bp.

So,

number of alignments = (20 - 10) + 1 = 11

Therefore, there are 11 possible alignments between the two sequences if gaps are not allowed.

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In BSG simulation, the s/q ratings of branded pairs produced at a particular company can be improved by making several strategic decisions.

In BSG simulation, companies are given control over various aspects of their business, including production, marketing, finance, and research and development. By making smart decisions in each of these areas, companies can improve their s/q ratings and become more successful.One way to improve s/q ratings of branded pairs produced at a particular company in BSG simulation is by investing in research and development. By doing so, companies can develop new technologies and materials that allow them to create better quality products.Another way to improve s/q ratings is by investing in marketing and advertising. By promoting their products effectively, companies can increase brand recognition and attract more customers to their products.

Furthermore, companies can improve their s/q ratings by making strategic production decisions. For example, they can focus on producing higher quality products that meet the needs of their customers.Finally, companies can improve their s/q ratings by investing in their workforce. By providing training and development opportunities to their employees, companies can improve the skills and knowledge of their workforce, which can lead to better quality products.

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Answer:

B.) Pavlov taught a dog to salivate every time it heard a bell.

Explanation:

Answer:

As lagartas das espécies de

borboletas investigadas pelo biólogo

Lucas Kaminski, em sua pesquisa de

doutorado, possuem glândulas que

produzem uma substância doce, das

quais as formigas se beneficiam. De

contrapartida, numa relação mutualística, as borboletas têm suas “filhas”

(as lagartas) protegidas contra ataques

de outros inimigos naturais e podem

se alimentar das plantas ocupadas

pelas formigas sem correr risco de

serem atacadas. O coorientador Paulo

Oliveira, especialista em ecologia

comportamental de insetos, explica

que as borboletas geralmente não

têm como lutar contra outros herbívoros, então, no caso dessas famílias,

as formigas acabam atuando como

guardiãs das larvas. “Ninguém chega

perto para fazer mal às larvas, pois

as formigas são agressivas e agem

como guarda-costas das lagartas”,

explica Oliveira. A tese de doutorado

está inserida dentro de uma linha de

pesquisa consolidada na Unicamp,

que aborda a interface da interação

entre plantas, formigas e herbívoros

no cerrado, coordenado por Oliveira.

O processo de seleção natural foi

observado por Kaminski quando,

após 25 dias de acompanhamento e

monitoramento do comportamento

de borboletas da espécie Parrhasius

polibetes, ele constatou que para tais

espécies a presença das formigas é

mais importante que a das plantas para

ovopositar, a fim de garantir a sobrevivência de sua prole. “O momento

mais importante na história evolutiva

dessas borboletas é colocar os ovos

onde suas larvas possam sobreviver”, explica Kaminski. De maneira

simples, Oliveira explica: “Sua prole

vai sobreviver aos ataques de outros

predadores e ainda vai ter do que se

alimentar. Elas serão avós porque as

larvas chegarão seguras à fase adulta e

os genes podem se perpetuar graças à

relação mutualística com as formigas”.

Oliveira lembra que formiga é o

bicho mais abundante da Terra. Se

for feito um quadrado na floresta

Amazônica de 100x100 metros,

serão encontradas 8 milhões de formigas no solo, segundo o biólogo.

Se pensar que todas elas, agressivas

como são, sobem em folhas para se

alimentar, isso é um problema grande para o indivíduo herbívoro. “O

principal dilema para os herbívoros

é não ser atacado por formigas na

hora de se alimentar”, acrescenta.

A relação amistosa das formigas

com outros insetos mutualistas já tinha

sido comprovada em estudos anteriores, que também foram importantes na

tese para constatar que as borboletas

exploram outras associações. É o caso

das cigarrinhas Guayaquila, parentes

dos pulgões, que também liberam

substâncias açucaradas importantes

para as formigas. O pesquisador observou que essas cigarrinhas também

servem como referência para as borboletas na hora de escolher os ramos

de Schefflera, planta tradicional do

Brasil, para colocar ovos. “Além de

localizar as formigas, elas conseguem

identificar essas cigarrinhas, pois sabem que ali suas larvas também estarão protegidas”, acrescenta Kaminski.

A descoberta de Kaminski é importante para compreender a história

evolutiva dessas famílias de borboletas, mas também para ampliar os estudos sobre outras interações da biodi versidade

Explanation:

Answer:

Lycaenid butterflies and ants are representative examples of mutualism, in which different species benefit from the activities of the other.

Explanation:

What is the mechanism or reason behind the ant association with butterfly larvae? ... Both of they got the benefit from each other, Larvae got protection and in reverse ants got food (Sugary substance secreted from 7-8 segment of body) from the larval body.

While your heart is a vital organ, the brain (and the nervous system that attaches to the brain) make up the most critical organ system in the human body. The human nervous system is responsible for coordinating every movement and action your body makes.

In all vertebrate species and the majority of invertebrate species, the brain acts as the central nervous system. It can usually be found close to the sensory organs that support senses like vision inside the head. It is the most intricate organ in the body of a vertebrate. While the cerebral cortex is thought to have 14–16 billion neurons, the cerebellum is thought to have 55–70 billion. Thousands of synapses connect each neuron in the brain. These neurons normally communicate with one another by transmitting action potential trains via long fibers known as axons to particular target cells in various regions of the body or brain.

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Answer:

It's B

Explanation:

Answer: C) The risk factors cause changes to genes that regulate the cell cycle

Explanation:

The auxin with the acronym IAA was believed to be the only naturally occurring active auxin until PAA, IBA, and 4-chlorolAA were found.

IAA, or Indole-3-acetic acid, is a naturally occurring plant hormone that plays a crucial role in regulating plant growth and development. It promotes cell elongation and division, regulates apical dominance, and helps to control the direction of plant growth. However, it was later discovered that other compounds, such as PAA (phenylacetic acid), IBA (indole-3-butyric acid), and 4-chlorolAA (4-chloroindole-3-acetic acid), also have auxin-like activity.

These compounds have different chemical structures and physiological effects than IAA, but they can still act as growth regulators in plants. The discovery of these additional active auxin has expanded our understanding of the complex mechanisms that control plant growth and development.

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The complete question is:

Fill in the blanks:

The auxin with the acronym __________ was believed to be the only naturally occurring active auxin until PAA, IBA, and 4-chlorolAA were found.

Correct answer is E. It is single-stranded.

DNA and RNA vary primarily in that whereas RNA has single-stranded molecules, DNA contains double-stranded ones. Deoxyribonucleic acid, also known as DNA, and ribonucleic acid, also known as RNA. Genetic information is carried by both DNA and RNA, but there are several key distinctions between the two. Deoxyribose, a sugar, makes up DNA, while ribose, a sugar, makes up RNA. Deoxyribose has one less -OH group than ribose. Another distinction is that whereas RNA is not stable in an alkaline environment, DNA is.

All genetic information is encoded in DNA, which also serves as the building block for all biological life. And only in the near future. In the long run, DNA serves as a storage medium, a biological flash drive that enables the transmission of the genetic code from one generation to the next. RNA works as the reader that decodes this flash drive. There are distinct RNAs for each phase in this multi-step reading process. We examine the three most crucial RNA kinds in further detail below.

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If a person has a mutation in their DNA, and the first triplet for the gene coding for insulin is TAT (instead of C C A), then the amino acid that encodes the new DNA triplet is tyrosine. Moreover, in order to know if this person will be diabetic for carrying out the mutation we first need to know if this mutation falls in a gene involved in glucose metabolism.

A genetic mutation is any alteration in the nucleotide sequence of the genome of an organism, which may be in a gene encoding sequence and therefore change the triplet of nucleotides or codon that specifies a given amino acid.

Therefore, with this data, we can see that a genetic mutation may change the amino acids that will be added during translation but we need to know the gene where this mutation falls to indicate a change in the phenotype.

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Answer:

B. Exocytosis

Explanation:

Answer:

There are four bases in DNA, and they combine in a specific way. Adenine pairs with thymine, and guanine pairs with cytosine.

Explanation: