100 POINTS! CORRECT ANSWER GETS BRAINLIEST! Study the image of chromosomes in a human cell. Do the chromosomes in this image belong to a female or a male? Autosomes and Sex Chromosomes You may have noticed in the image of chromosomes in a human cell that all of the chromosome sets are labeled with a number except one set, which is labeled with X and Y. Together, chromosome pairs 1 through 22 makes up your autosomes, which are chromosomes that contain genes for characteristics not directly related to the sex of an organism. Most sexually reproducing species also have sex chromosomes that directly control the development of sexual characteristics. Humans have two very different sex chromosomes: X and Y. In all mammals, including humans, an organism's sex is primarily determined by the XY system. An organism with two X chromosomes is female. An organism with one X and one Y chromosome is male.

Answer:

Three

Explanation:

Nitrogen is present in group 5A.

The atomic number of nitrogen is 7.

Its atomic mass is 14 amu.

It has 5 valence electron.

Electronic configuration:

N₇ = 1s² 2s² 2p³

we can see there are five electron in outer most shell. Thus, nitrogen needs three more electrons to complete the octet.

When it combine with other atoms it gain three electron from them. Consider the example of ammonia (NH₃) when nitrogen react with hydrogen it gain three electrons thus three atoms of hydrogen combine with one atom of ammonia because one hydrogen atom can share only one electron.

Answer:

It should be three

Explanation: I got it right on edge2020

An example of an indirect pest agent is: sooty mold. The correct answer is b.

Indirect pest agents do not directly harm the plant by feeding on it or causing physical damage, but instead, they negatively affect the plant's health in more subtle ways. Sooty mold is a type of fungus that grows on the surface of leaves, stems, and fruits of plants, and it is commonly associated with the presence of sap-feeding insects such as aphids, whiteflies, and scale insects.

These insects excrete a sugary substance called honeydew, which serves as a perfect environment for the sooty mold to grow. As the mold spreads, it covers the plant's surface, blocking sunlight and reducing photosynthesis. This can result in the yellowing of the plant, reduced growth, and weakened overall health.

While sooty mold itself may not directly harm the plant, its presence is indicative of an underlying pest problem that needs to be addressed. The correct answer is b.

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Complete question:

Which is an example of an indirect pest agent?

a Cosmetic damage

b Sooty mold

c Plant disease

d Yellowing of plant

The energy that flows through most biological systems on Earth ultimately comes from the sun.

What is solar energy ?

Solar energy is energy that is derived from the sun's radiation. The sun is a powerful source of energy, and it radiates large amounts of energy in the form of light and heat. This energy can be captured and converted into other forms of energy, such as electricity or thermal energy, using various technologies

Sun rays  comes in the form of sunlight, which is captured by plants during photosynthesis and then transformed into chemical energy that is used by organisms in the food chain. This process is the foundation of most ecosystems on Earth and allows for life to thrive.

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1. The type of receptor that triggers multiple transduction pathways at once is a ligand-gated ion channel. Option A.

2. This receptor was blocked or deactivated Pheomelanin production would increase. Option B.

The binding of the ligand to the receptor indirectly activates adenylyl cyclase, converting ATP to cAMP. cAMP binds and activates protein kinase A allowing PKA to phosphorylate downstream factors and induce cellular responses. Cell Surface Receptors: These receptors are also known as transmembrane receptors.

These are proteins found on the surface of cells and across the plasma membrane. Receptor inactivation can occur in a variety of ways, including target cell degradation or sequestration and removal of ligands by desensitization. The binding of ligands to receptors is a reversible process as the ligands can eventually dissociate from the receptor and be degraded.

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Answer: The inner core.

Answer:

Whales and dolphins are mammals and have lungs instead of gills for breathing. They have blowholes at the tops of their heads that function like nostrils; they need to put their heads above water every so often to breathe. Both dolphins and whales have hair instead of scales, another quality that is specific to mammals. The animals have live births instead of laying eggs, and baby dolphins and whales nurse from their mothers. Whale and dolphin births take place near the surface of the water, so the young animals can easily take their first breath.

Both whales and dolphins rely on the sounds they make for survival, even though the sounds are utilized differently by each animal. For instance, whales make high-pitched groans and whistles to communicate with one another to warn against danger or navigate during migration

Answer:

COMPARISON AND CONTRAST OF WHALES AND DOLPHINS

Both dolphins and whales belong to the cetacean family and are marine animals that reside in the ocean. Some scientists even assert that dolphins are a type of whale, as the two animals have a number of shared characteristics. However, there are distinct differences between whales and dolphins as well that will teach you more about the physical appearance of these marine creatures and how they survive in their environment.

Mammals lack the enzymes required for converting fatty acids to carbohydrates. Plants can do so due to the presence of enzymes like Acetyl-CoA Carboxylase and Phosphoenolpyruvate Carboxylase in their pathways. The pathway involved is known as gluconeogenesis.

Mammals cannot convert fatty acids to carbohydrates because they lack the necessary enzymes involved in the pathway, including pyruvate carboxylase, phosphoenolpyruvate carboxykinase, and fructose-1,6-bisphosphatase. In contrast, plants possess these enzymes and can convert fatty acids into carbohydrates through the process of gluconeogenesis. Acetyl-CoA carboxylase and phosphoenolpyruvate carboxylase are the key enzymes involved in this process.

To make a mouse capable of performing gluconeogenesis, one strategy would be to introduce the genes encoding for the necessary enzymes into the mouse genome using genetic engineering techniques. This would involve the creation of transgenic mice, which have foreign DNA inserted into their genome, allowing them to produce the enzymes required for gluconeogenesis.

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An example of a second messenger and its role in a signal transduction pathway is cyclic AMP (cAMP).Cyclic AMP is a second messenger that can trigger a variety of cellular responses, such as gene expression, enzyme activation, and ion channel regulation.

The process by which signals from outside the cell are received and converted into intracellular messages is referred to as signal transduction. When an extracellular signal binds to a receptor on the cell surface, a cascade of intracellular reactions is initiated, resulting in the generation of second messengers. Second messengers are small molecules that aid in the transmission of signals within the cell. Cyclic AMP (cAMP) is one of the most well-known second messengers. Cyclic AMP is produced in response to extracellular stimuli that activate G protein-coupled receptors (GPCRs). Once activated, GPCRs activate an enzyme known as adenylate cyclase, which converts ATP to cAMP. Cyclic AMP then activates protein kinase A, which activates several downstream signaling pathways, including gene expression, enzyme activation, and ion channel regulation.

In summary, cyclic AMP (cAMP) is an example of a second messenger that plays a critical role in signal transduction pathways. It is produced in response to extracellular stimuli that activate G protein-coupled receptors, and it activates protein kinase A, resulting in a variety of cellular responses such as gene expression, enzyme activation, and ion channel regulation.

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Answer: Dust, ice, and rock

Explanation:

Answer: C. gasses

Explanation:

Comets are mostly made of gases such as nitrogen, carbon, oxygen, etc.

Answer:

Pheno= Type Bo or Type O

Geno = Bo or O

Explanation:

Hetero = Bo

Bo x O in a punnet square would give you the results of 50% of Bo or 50% of O meaning that the child has a 50-50 chance of either being B or O type.

The given statement " fever is thought to be a beneficial response because it makes iron and zinc less available to support bacterial growth " is true because Fever is generally considered a beneficial response because it helps the body fight off infections.

One of the ways it does this is by making essential nutrients like iron and zinc less available to support bacterial growth. When the body detects an infection, it raises its core temperature, creating an environment that is less favorable for pathogens to thrive.

This, in turn, limits the growth and spread of bacteria within the body, allowing the immune system to more effectively combat the infection. Moreover, fever also stimulates the production of heat shock proteins, which can protect cells from damage and improve immune function.

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Please make me brainalist and keep smiling dude I hope you will be satisfied with my answer is updated

An adaptation is any heritable trait that helps an organism, such as a plant or animal, survive and reproduce in its environment.

Individuals with adaptive traits—traits that give them some advantage—are more likely to survive and reproduce. These individuals then pass the adaptive traits on to their offspring. Over time, these advantageous traits become more common in the population.

Answer: A

Explanation:

The blood carries oxygen and nutrients to cells and carries waste products away.

The decomposers are not usually visible in the food chain and food web. An ecosystem can thrive without consumers, but it cannot do so without producers and decomposers. A tertiary consumer is an owl. So, many smaller producers, as opposed to a small number of owls, can sustain an ecosystem.

No ecosystem can thrive without producers and decomposers; however, an ecosystem can exist without consumers. A producer followed by a decomposer makes up the simplest food chain. The system's energy is captured by the producer, while the decomposer transforms trash into molecules the producer may use.

The movement of energy through an ecosystem's trophic levels is depicted by an energy pyramid. Energy is lost at each trophic level when organisms use it up, which is why a pyramid-shaped structure is utilized. A tertiary consumer is an owl. Apex predators and the top of the food chain are tertiary consumers.

Therefore, we can say that option C is the correct response.

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Answer:The answer is A!

Explanation:

Answer:

The autotrophs are the organisms that uses sunlight (radiant energy) to perform the process of photosynthesis to fix carbon in the form of sugars. They generate ATP by breaking down the sugar using oxygen, which means they perform cellular respiration.

hope it helps

Answer:

The answer would be increased airplane travel

Answer:

W= F×d

F = 10,000 N

d = 0 m            ---->       W= 10,000 × 0 = 0 j

If a person’s skin were to be replaced with scar tissue, the processes of sweating and heat generation will be compromised in homeostasis.

Homeostasis is the process by which the body maintains a fairly constant internal environment.

Homeostasis ensures that an organism adapts to changes in its immediate external or internal environment.

For example, whether the environment is cold as in winter or warm as in summer, the body maintains a fairly constant body temperature of 37 °C.

This the body does by sweating more and losing heat in hot summers, and inversely conserving heat in cold winters.

The skin is involved in the homeostasis of body temperature.

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Hi there!

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Kinetic Energy (1/2 · mass · velocity²) occurs when an object is in motion, or a force is occurring on the object. An example would be a car in motion.

Potential energy (mass · height · gravity ) is obtained when an object has the ability to do work. An example would be an object on a shelf. It has the potential to fall, and this would cause the potential energy to become converted into kinetic energy.

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Looking at the examples in the table,  we can sort them as such:

Girl swimming laps- Kinetic energy because the girl is in motion.

Boy on diving board - Potential energy because the boy is not in motion, but has the potential to be in motion.

Girl hitting volleyball - Kinetic energy because the volleyball is in motion.

Boy holding volleyball- Potential energy because the volleyball is stationary and has the potential to be in motion.

Therefore, the correct table is table 1.

Answer:no

Explanation: because it’s no

Answer:

The evidence for evolution

In this article, we'll examine the evidence for evolution on both macro and micro scales.

First, we'll look at several types of evidence (including physical and molecular features, geographical information, and fossils) that provide evidence for, and can allow us to reconstruct, macroevolutionary events.

At the end of the article, we'll finish by seeing how microevolution can be directly observed, as in the emergence of pesticide-resistant insects.

There is little sunlight at high latitudes during the winter, so few crops can grow even if temperatures are regulated. To address this problem, special lamps can be used in greenhouses. These lamps allow plants to grow during the winter months. The scientific knowledge of the topic 'the colors of light that plants require for photosynthesis' was necessary to solve this problem.

The plants only use a specific wavelength or color of light from the sunlight, whereas the rest of the light is reflected back and is not used. The specific wavelengths that are required by green plants for photosynthesis are present in violet and red light.

However, red light does not have energy hence it is the violet light that is most actively involved in the process of photosynthesis.

In the scenario above, although moderate temperatures were provided to plants at high altitudes, they couldn't get enough wavelengths from sunlight that were required for photosynthesis. The usage of specific lamps allowed them to filter colors and use the ones that were needed for photosynthesis.

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Answer:

A nerve is a collection of cells that send messages to your brain, this signal is chemical energy a nerve blank however can be an alternative name for this.

Explanation:

Answer:

Space, food, oxygen, and water are limiting factors

Explanation:

The inheritance pattern that is suggested when a woman affected by an inherited disease has children with a man who is not affected and only the male offspring are ever affected is X-linked recessive.

X-linked recessive inheritance is when the genes responsible for a certain disease are located on the X chromosome. The X chromosome is one of the two sex chromosomes; it's larger than the Y chromosome. Women have two X chromosomes, while men have one X and one Y chromosome.

Since males only have one X chromosome, they have only one copy of each X-linked gene. If the X-linked gene they receive is abnormal, they will show the phenotype because there is no equivalent gene on the Y chromosome to provide compensation for the abnormal gene.

This means that males are more likely to be affected by X-linked recessive disorders than females.Females, on the other hand, have two copies of the X-linked gene. If one gene is mutated, the other gene will usually compensate for it. As a result, it's less common for females to be affected by X-linked recessive diseases than males.

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Answer:

algal growth due to eutrophication

Explaination:

Eutrophication is where these nutrient rich compounds mix with nearby water sources and promote the growth of large amounts of algae. Algae go through respiration and take up the dissolved O2 in water which causes these areas to experience low O2 levels. Everything needs O2 to survive thus nearby organisms and plants die out creating dead zones.

Answer:

Eutrophication and Algal growth

Explanation:

I just got it right.

Answer:

Explanation:

Hemoglobin: The high iron-containing protein in red blood cells (RBCs) is known as hemoglobin. This gives the blood a red color.

It has two main functions: it carries oxygen from the lungs to tissues of the body, and it carries carbon dioxide from cells back to the lungs for excretion.

Functions of hemoglobin:

Consequences of hemoglobin deficiency:

Hemoglobin deficiency reduces the blood's oxygen-carrying capacity.

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Answer:size

Explanation:

According to the question, there are several craters that were created by volcanic eruptions in Maria.

When earth is exposed to high winds, heavy rains, and moving water, soil erosion predominantly takes place. Some anthropogenic impacts, like farming and clearing land, make soil more prone to erosion.

Mud - brick minerals are worn away during erosion, a geology process in which they are moved by wind or water. Buffeting, a related process that does not involve movement, degrades or breaks down rock. A little rock fragment being carried away from a mountainside by the wind as an illustration of erosion.

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The correct question is-

Choose the statement that best describes the Moon's landscape.

A. sparse vegetation, very little erosion, sandy soil

B. riverbeds with boulders, dust storms, bad weather

C. many craters, maria formed from volcanic eruptions

D. almost flat and featureless with some rolling hills

Answer:

A nerve agent can cause a variety of physiological reactions in the human body. Some common reactions include respiratory issues such as difficulty breathing, coughing, and chest tightness. Other reactions may include muscle twitching, seizures, and loss of consciousness. A nerve agent can also affect the digestive system, causing nausea, vomiting, and abdominal pain. Overall, nerve agents can be very dangerous and effective weapons that can cause serious harm to those who are exposed to them.