fill in the blank. this is an action done by several fish species with benefits such as protection, drag reduction, predator confusion, and pack hunting. ___

The table shows that all of the plants that received fertilizers grew more than the control plant, as the control plant has 35 centimeters in day 50 and all of the others has 43 centimeters or more. Therefore, A is incorrect.

The plant that received fertilizer B has 43 centimeters in day 50, being the shortes plant among the fertilized ones (the other has from 45 to 55 centimeters). Therefore, C is incorrect too.

On day 20, there is no big differencies between the height of the fertilized plants and the control plant. Most of them stayed in heights like 10, 11 or 12. The heights in day 50 show bigger differencies. Therefore, D is incorrect as well.

All of the plants that received fertilizers grew at least

A species that plays a vital role in defining an ecosystem is known as a keystone species.Without its keystone species, a ecosystem would either no longer exist or would change significantly.

a species that significantly affects the types and numbers of other species in an ecosystem. A keystone species is one that has an outsized impact on its habitat compared to its abundance.

In ecological systems, the whole distribution of rarity and commonness is described by the species abundance distribution (SAD).It has a stable shape with several rare species and few abundant species coexisting in a community, making it one of the most fundamental and pervasive patterns in ecology.

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Bones are created from osteoblasts into compact or spongy forms of long, short, flat, or irregular shapes which meet at joints or articulations.

A solid body tissue known as bone, bone is made up of cells that are encased in an abundant amount of hard intercellular substance. Collagen and calcium phosphate are the two primary constituents of this material, and they are what set bone apart from other types of hard tissues, such as chitin, enamel, and shell.

The structure and support of the body, as well as protection for certain organs, are all provided by bone. Additionally, bone acts as a repository for minerals and supplies the medium (the marrow) that is necessary for the formation of blood cells as well as their storage.

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The assertion is true. A mutation in the HBB gene, which codes for beta-globin, a component of haemoglobin, results in sickle cell anaemia, a hereditary disease. Red blood cells contain the protein haemoglobin,

A mutation in the HBB gene, which changes the structure of  sickle cell haemoglobin, the protein responsible for delivering oxygen in red blood cells, results in sickle cell anaemia, a hereditary blood condition. This mutation makes red blood cells stiff, gummy, and sickle-shaped, which can create blockages in tiny blood channels all over the body. Sickle cell anaemia is characterised by extreme pain, exhaustion, infections, and organ damage. A person must inherit two copies of the defective gene (one from each parent) in order to have the condition since it is inherited in an autosomal recessive fashion. sickle cell

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sickle cell anemia is a recessive trait (aa) which causes red blood cell disorders in which there aren’t enough healthy redblood cells to carry oxygen to the body.Individuals with the genotype AA have

A cell containing 97% water is placed into a 90% water solution, the solution is "hypotonic" to the cell. This would cause the size of the cell to "increase" or swell.

In this scenario, the cell is initially containing 97% water, and it is placed into a solution with a lower water concentration, which is 90% water. The solution is hypotonic because it has a lower solute concentration compared to the cell.

When a cell is exposed to a hypotonic solution, water molecules tend to move from an area of higher concentration (the solution) to an area of lower concentration (the cell) through osmosis. In this case, water would enter the cell to equalize the concentration of water on both sides of the cell membrane.

As water enters the cell, the cell swells and increases in size. This is because the water moves into the cell to dilute the higher solute concentration inside the cell, causing the cell to expand.

If the cell continues to take in water and cannot regulate its volume, it may eventually burst or undergo lysis. However, certain cells have mechanisms to regulate osmotic pressure and prevent excessive swelling.

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Complete Question:

A cell containing 97% water is placed into a 90% water solution. The solution is __________ to the cell, which would cause the size of the cell to __________.

Answer:

Fungi have chitin as a component of their cell walls rather than cellulose, which is one of the primary differences between plants and fungi. Chitin and cellulose are both made up of polysaccharide chains. Another difference between plants and fungi is that plants contain chlorophyll whereas fungi do not.

Answer:

The wind doesnt always blow, they take up alot of space, kill birds

Explanation:

hope this helps :)

The problem with using a wind turbine to produce energy is that the turbine takes up more space, and the wind does not always flow with the same intensity. Due to its height, it also kills birds, so it is not energy efficient.

There are different sources of energy, such as wind energy, water energy, coal energy, and solar energy, and some of these energies are renewable while others are not. Coal energy is used as a fossil fuel, and it pollutes the environment; however, solar energy is renewable, does not pollute the environment, and is more efficient and environmentally friendly.

Hence, the problem with using a wind turbine to produce energy is that the turbine takes up more space and the wind does not always flow with the same intensity. Due to its height, it also kills birds, so it is not energy efficient.

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Answer:

For mitosis, the DNA content of the daughter cells and the mother cell will always be identical. Since the number of cells have doubled, so has the DNA. The 16 chromosomes in the mother cell will be duplicated, then the duplicates split and evenly divided into the daughter cells. The 16 chromosomes in each daughter cell will be non-duplicated at first.

Explanation:

yan po sagot ko hope it help to you po

Mitosis creates two identical daughter cells that each contain the same number of chromosomes as their parent cell.

What is mitosis?

The division of a cell of the body that results in two cells, each with the same number of chromosomes as the original cell.

What is daughter cell?

The daughter cells from mitosis are called diploid cells. Diploid cells have two complete sets of chromosomes.

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Answer:

50% chance

Explanation:

Humans have two sex chromosomes, the X chromosome and the Y chromosome. Males inherit both X and a Y chromosome, while females inherit two X chromosomes. Thus, the sex of the child is determined by the sex chromosome carried by the male gamete (i.e., X or Y chromosome) which fuses with the egg cell (always containing an X chromosome). In consequence, the chance of having a sperm containing an X chromosome (i.e., the chance of having a girl) is an independent event of previous fertilization events (which led to the formation of 4 different female zygotes), thereby the probability will be 50%.

If the number of red blood cells decreases in the body, the kidneys secrete a hormone called erythropoietin (EPO) which stimulates the bone marrow to produce more red blood cells.

This hormone is produced and secreted by the kidneys in response to low oxygen levels in the body. When oxygen levels decrease, the kidneys release EPO, which then travels to the bone marrow, where it binds to receptors on the surface of the stem cells that produce red blood cells.

EPO stimulates the production and maturation of red blood cells, which increases the number of oxygen-carrying cells in the bloodstream. This increase in red blood cells leads to an increase in oxygen delivery to the tissues, which helps to improve oxygenation and energy levels in the body.

EPO production is regulated by a negative feedback mechanism, meaning that when oxygen levels in the blood increase, EPO production decreases. This prevents the production of too many red blood cells, which can lead to a condition called polycythemia.

In summary, if the number of red blood cells decreases, the kidneys secrete erythropoietin, which stimulates the bone marrow to produce more red blood cells. This process helps to maintain adequate oxygen levels in the body and prevent the development of anemia.

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The genetic and reproductive characteristics provide evidence for the classification of polar bears and grizzly bears as the same species, highlighting their evolutionary connection despite their ecological differences.

Polar bears (Ursus maritimus) and grizzly bears (Ursus arctos horribilis) are considered to be the same species due to their ability to interbreed and produce fertile offspring. Although they have evolved to adapt to different environments and exhibit distinct physical characteristics, they share a common ancestry and belong to the same genus, Ursus.

Both polar bears and grizzly bears are members of the Ursidae family and possess similar anatomical features, including a similar skeletal structure and reproductive system. Their genetic makeup is also closely related, with studies revealing a significant amount of shared genetic material between the two species.

Additionally, polar bears and grizzly bears have been observed to hybridize in regions where their habitats overlap, such as in parts of Canada and Alaska. The resulting hybrid offspring, known as "pizzly" or "grolar" bears, inherit a combination of traits from both species.

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Answer:

hoshendayroth123

Explanation:

wala na

Answer:

Solar energy-》Heat energy or chemical energy (glucose)

Occurs in leaves or chlorophyll

3 ways a crayfish can help the environment are by Ecosystem Engineers, Detritivores and, Prey for Predators.

Crayfish, also known as crawfish or freshwater lobsters, can contribute positively to the environment in several ways:

1. Ecosystem Engineers: Crayfish are considered ecosystem engineers as they burrow into the soil or substrate of aquatic habitats. Their burrowing activities help to aerate the sediments, enhancing water circulation and nutrient cycling. By creating small tunnels and channels, crayfish improve the overall health of aquatic ecosystems and create habitat for other organisms.

2. Detritivores: Crayfish are detritivores, meaning they feed on decaying organic matter like dead plants and animals. By consuming and breaking down this organic material, crayfish contribute to nutrient recycling in the environment. This process helps to maintain water quality and reduces the accumulation of organic debris, benefiting the overall health of the ecosystem.

3. Prey for Predators: Crayfish serve as a food source for various aquatic predators, including fish, birds, and reptiles. Their presence in the food chain helps support populations of these predators, contributing to the balance and biodiversity of the ecosystem.

Overall, crayfish play an essential role in maintaining the ecological integrity and functioning of aquatic environments.

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Answer:

true. because each site can learn from the other.

Note that Reflection in literature is the deliberate study of past events, ideas, and behaviors. The AEIOU activity is a method for understanding and analyzing a phenomenon by examining its Attributes, Environment, Interactions, Objects, and Users.

From the AEIOU activity, I reflected on the "A" and "I" prompts. For "A," I considered the audience and how they might perceive the phenomenon. I learned about the audience and interactions in a phenomenon.

Understanding the audience is important when sharing information. Studying interactions can show how things work together.

The phenomenon helps one to understand and communicate the phenomenon better.

My survey responses changed after the activity. I now know better how to approach studying phenomena and how to communicate with an audience. I also understand the role of data in studying phenomena.

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Answer:

See below

Explanation:

DNA replication is an AWFUL unit with that said:

DNA is a double helix structure and RNA is a single strand

DNA does not have uracil as a nitrogen base but RNA does

DNA involved in both transcription and translation and RNA is only translation

The human body is a complex organism and understanding its structure and functions requires a thorough knowledge of directional terminology, body planes, and body movements. In this image, we can see a person performing a side plank exercise which is an effective core-strengthening exercise.

We can also use directional terminology to describe the person's movements. The person is performing a lateral flexion to the side while maintaining an isometric contraction of the core muscles. The movement involves the transverse axis of the body, which runs from front to back, perpendicular to the frontal plane.

In conclusion, this picture shows a person performing a side plank exercise, positioned on the frontal plane and performing a lateral flexion movement. The person is using their core muscles to maintain the position while one arm is supporting their weight and the other arm is extended towards the ceiling.

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The models of the solar system are classified into two types, which are as follows: Geocentric model and Heliocentric model.

Geocentric models include Ptolemy's model and Aristotle's model.

Heliocentric models include Galileo's model, Aristarchus's model and Copernicus's model.

In the geocentric model of the solar system, the earth lies in the center of the universe and all planets, sun orbit around the earth.

The Ptolemy's model and Aristotle's model comprises of earth at its center; hence they are geocentric models.

In the heliocentric model of the solar system, the sun lies in the center of the universe and all planets, earth orbit around the sun.

The Galileo's model, Aristarchus's model and Copernicus's model comprises of sun at its center; hence they are heliocentric models.

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Answer:

The Sun's South and North poles begin to flip.

Explanation:

It takes about every 11 years for the sun to flip it's north and south poles. That's what the word Solar Cycle means.

Answer: The solar cycle is the cycle that the Sun’s magnetic field goes through approximately every 11 years.

Explanation:

Answer:

The correct answer is B. "Melanocytes and muscle cells express different genes."

Although all cells in an organism (such as a human) contain the same DNA, different cell types express different sets of genes. Gene expression is the process by which specific genes are activated to produce a needed protein. In this case, the gene responsible for melanin production is expressed in melanocytes, but not in muscle cells.

This does not mean that muscle cells have destroyed the gene for melanin (as stated in option C) or that melanocytes contain different genes from muscle cells (as stated in option D). All cells within an organism contain the same genes, but not all genes are expressed in every cell. The process of gene expression is regulated by the cell to ensure that each cell type functions properly.

Option A is also incorrect because all cells, including both muscle cells and melanocytes, rely on both DNA (for storing genetic information) and RNA (for transmitting that information and producing proteins). DNA is transcribed into RNA, which is then translated into proteins. This process occurs in all cells.

The statement explains the difference between skin melanocytes and muscle cells is - melanocytes and muscle cells express different genes. So option b  is correct.

Melanocytes are dark, dendritic-shaped, highly differentiated cells that secrete melanin, a pigment found in melanosomes, which is the primary function of melanocytes.

Melanocytes are a type of cell derived from the neural crest. They form a synapse with keratinocytes through their dendrites in the epidermis. Melanocytes play an important part in skin pigmentation and their role in the generation and distribution of melanin has been extensively studied.

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Answer: Are fur color and eye color in mice inherited traits?

I think.

Explanation:

The embryonic germ layer that is the source of connective tissue and muscle is the mesoderm.

During the formation of a zygote, three germ layers are formed. Ectoderm, endoderm, and mesoderm are the three germ layers. The mesoderm is the middle germ layer, situated between the ectoderm and endoderm. The mesoderm forms the body's inner tissues and organs. It divides into four parts: the paraxial mesoderm, intermediate mesoderm, lateral plate mesoderm, and chordamesoderm.The mesoderm provides rise to numerous structures, including blood cells, blood vessels, bone, cartilage, connective tissue, dermis of the skin, heart, kidney, muscle, and reproductive organs.

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False. The statement is false.

Unlike Earth, Jupiter's internal energy is not generated chiefly by radioactive decay. Jupiter's internal energy primarily comes from two sources: residual heat from its formation and gravitational contraction. During the formation of Jupiter, the gravitational energy from gas and dust particles coming together contributed to its internal heat. Additionally, as Jupiter contracts under its own gravity, the compression of gas releases heat, further contributing to its internal energy. Radioactive decay plays a negligible role in generating Jupiter's internal energy.

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(4) Add an uncoupling agent along with the poison is the experiment that will help unravel the said dilemma.

By separating the processes of ATP production from the electron transport chain, an uncoupler or uncoupling agent is a chemical that interferes with oxidative phosphorylation in prokaryotes and mitochondria or photophosphorylation in chloroplasts and cyanobacteria.

Since every element of the electron transport chain is discovered to be in its reduced form, this is known. The process of making ATP has completely stopped, and the poison is known to either block the electrons that go to oxygen or the process that makes ATP. The best experiment to solve this conundrum is mixing a toxin with an uncoupling agent.

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Question correction:

The effects of a poison on actively respiring mitochondria are being studied to determine its mode of action. When the poison is added, every component of the electron transport chain is found to be in its reduced form based on spectroscopic analysis, and ATP production ceases entirely. It is reasoned that the poison is either blocking the final transfer of electrons to oxygen or is blocking the ATP synthase. Which of the following experiments will help unravel this dilemma?

1) None of the above will help distinguish between these two possibilities.

2) Add an artificial electron donor along with the poison

3) Any of the above would allow differentiation between these two possibilities

4) Add an uncoupling agent along with the poison

5) Add a second blocking agent to interfere with either Complex I or Complex II along with the poison

Oxygen is very essential for the survival of organisms. The component of blood enable oxygen from the environment to move from the lungs to cells of the body are red blood cells.

Red blood cells, also known as red blood corpuscles, haematids, erythroid cells, and erythrocytes.

These are the most prevalent form of cells of blood and the vertebrate's primary mechanism of supplying oxygen to body tissues through blood flow with the help of hemoglobin.

It has hemoglobin that helps for the transport of oxygen from lungs to cells of body.

Thus, the correct option is D.

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Answer:

A

Explanation: