Can someone help me with these 2 questions?

central nervous system subdivision that is composed of the brain and spinal cord. it is the vitally important system and processing centre of the body.

The brain and spinal cord make up the bulk of what's known as the central nervous system( CNS), a portion of the nervous system. The central nervous system( CNS) is so named because, with the exception of sponges and diploblasts, all multicellular creatures have smarts that integrate the information they admit, coordinate their exertion, and impact the exertion of every part of their bodies that are bilaterally symmetric and triploblastic. It's a structure made of neural towel that's positioned along the body's rostral( nose end) to caudal( tail end) axis. It may have an expanded portion at the rostral end that's the brain. The only brutes with real smarts are arthropods, cephalopods, and invertebrates( precursor structures live in onychophorans, gastropods and lancelets).

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The statement that is true concerning hemoglobin is it is composed of four protein chains and four heme groups.

What is hemoglobin?

Hemoglobin is a protein found in red blood cells that carries oxygen from the lungs to the rest of the body. It is made up of four protein molecules (globins) and four heme groups, which contain iron. The iron binds to oxygen in the lungs and releases it as the blood circulates throughout the body. Hemoglobin also carries carbon dioxide back to the lungs so it can be exhaled.

Therefore, The statement that is true concerning hemoglobin is it is composed of four protein chains and four heme groups.

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''Selective breeding uses two horse parents with the desired traits to increase the chances of passing the desired traits on to offspring''  is the correct statement.

By selecting which male and female animals or plants would normally reproduce sexually and generate offspring together, people can employ animal and plant breeding to selectively acquire certain phenotypic features.

Choosing parents with certain traits to breed with one another in order to generate kids with more desired traits is known as selective breeding. For thousands of years, humans have carefully selected a variety of animals and plants, including agricultural species that produce more.

The goal of selective breeding is to produce cattle with desirable features that are strongly heritable and can thus be passed down from generation to generation. For instance, selective breeding was used to create broccoli, cauliflower, and cabbage from the wild mustard plant.

Since each attribute includes two genes, it is difficult to produce purebreds or animals with homozygous traits. By choosing two animals with the desired expressed characteristic, the likelihood of having offspring with the desired trait improves even when there is still no "hidden" recessive trait. Given that genes may change and are affected by the environment, it is not guaranteed. statement C

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Meal replacers are foods that are enriched with vitamins and minerals that are substituted for one or two meals of your regular diet.

Yes, liquid formulas marketed as "meal replacers" have been proved to have a limited usage, which can be lifesaving for hospital admissions who are unable to eat regular foods.

Meal replacements can be an effective weight-management technique. Like A nutritional supplement shake is intended to be consumed in place of breakfast, lunch, or supper. They are frequently high in nutrients while being low in calories.

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The correct question is:

Liquid formulas that have been introduced as "meal replacers" have been shown to have a limited use?

X-inactivation the inactive X chromosome is silenced by packaging into inactive heterochromatin.

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Clams do not have a brain.

Clams, also known as bivalves, are a type of mollusk that has a soft body enclosed in a hard shell. They have a basic nervous system that consists of a pair of ganglia, which are clusters of nerve cells, located near the front of their body. These ganglia control basic functions such as movement and sensing the environment. However, they do not have a centralized brain or nervous system like other animals.

Clams also lack specialized sense organs such as eyes or ears. Instead, they have a pair of simple eyespots that can detect light and shadow, as well as a pair of statocysts that sense changes in orientation. They also have a pair of siphons that they use to filter water and detect food. These basic sensory structures allow clams to detect danger and respond to their environment, but they do not have the advanced processing capabilities of a brain.

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Nucleotide bases makes up the genetic code in the DNA molecule.

The creation of particular amino acids is coded for by a series of nucleotide bases in DNA and RNA, which make up the genetic code. Proteins are created by the fusion of amino acids. Codons are triplet groupings of nucleotide bases that identify particular amino acids and are read as the code.

A codon is a group of three continuous nucleotide bases that codes for an amino acid or marks the start or stop of protein production. The instructions for producing amino acids are provided by these triplet sets. Proteins are created by the fusion of amino acids. Specific amino acids are designated by RNA codons. The amino acid that will be generated depends on the arrangement of the bases in the codon sequence.

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An organ is a structure made up of tissues arranged in a way that allows them to interact and perform particular functions.

The correct option is  D.

An organ in biology is a group of tissues connected to form a structural unit that performs a single function. An organ is positioned between a tissue and an organ system in the biological hierarchy. To work together in a function, tissues are made of cells of the same kind.

An organ is made up of a variety of tissue types and serves a particular purpose. For instance, epithelium and smooth muscle tissue combine to produce the intestinal wall. Organ systems, also known as biological systems or body systems, are made up of two or more organs that cooperate to carry out a certain bodily function.

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About 500 million years ago emergence of life  , fungus and plants first emerged. Arthropods quickly followed them. Around 300 million years ago, amphibians followed, then mammals around 200 million years later.

At least 3.5 to 4 billion years ago, life on Earth first evolved, and it has continued to do so ever since. At initially, there were just single-celled, primitive species on Earth. When the first multicellular organisms appeared much later, the biodiversity of the planet significantly increased.

At that time, bacteria were found in African rock. Numerous fossilized bacteria with a similar structure that date to around 3000 million years ago have been discovered in Australia and America.

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Given that yellow is the predominant seed colour, the parental genotypes for plants with yellow seeds were YY and those for plants with green seeds were YY.

Alleles are written with capital letters for the dominant and lowercase letters for the recessive. The dominant attribute (in this case, yellow allele, or "Y") is typically associated with the gene letter used to represent the gene (in this case, seed colour). Because both generated gametes carried the same allele, Mendel's parental pea plants consistently produced genuine offspring. All of the progeny of cross-fertilized P plants with opposing qualities were heterozygous for the opposing trait, indicating that their genotype contained various alleles for the gene under investigation. The F1 yellow plants, for instance, that inherited a Y allele from their yellow parent y allele from their green parent had the genotype Yy.

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The use of lipids and proteins that make up the different membranes is one way eukaryotic cell machinery can distinguish between them.

Lipids and proteins have distinct chemical properties that allow the cell's machinery to sort them selectively.

The endoplasmic reticulum (ER), for example, is made up phospholipids, whereas the plasma membrane is made up of a combination of phospholipids, cholesterol, and glycolipids.

Furthermore, the cell can use specific protein receptors to recognize and sort different types of lipids and proteins. These receptors bind to specific lipids and proteins, allowing the cell to distinguish between the various membranes.

Finally, the use of distinct lipids and proteins, as well as specific protein receptors, enables eukaryotic cells to distinguish between different membranes within the cell.

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Answer: photosynthesis

Explanation:

The way in which the author conveys the idea that food fraud is a serious problem is by stating by putting the wrong labels on food, it can cause people with allergies to the content of the food to be in serious health danger that could lead to death.

This refers to the term that is used to describe and define any deliberate action of businesses or individuals to deceive others in regards to the integrity of food to gain undue advantage

Hence, it can be noted that food fraud exists in many forms, but incorrect labelling can lead to death for people with allergies to the content of the food.

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Which key detail helps develop the author's idea that food fraud takes many forms? Investigators visited a factory to examine its cheese. Manufacturers may put fillers in some of their products People study ingredients to make sure they are safe​

Answer: accurate, leaves out, in danger.

Explanation: It's correct. I hope it helps :)

The fibrous skeleton will support the valves and the openings of the  great vessels of the heart.



what are the different layers of the heart ?

Connective tissue, endothelium, and cardiac muscle make up the heart wall. The cardiac muscle allows the heart to contract and allows the heartbeat to be synchronised. The heart wall is made up of three layers: the epicardium, the myocardium, and the endocardium.

The epicardium is the heart's outer protective layer.

Myocardium: the heart's muscular middle layer wall.

Endocardium: the heart's inner layer.

The fibrous skeleton will support the valves and the openings of the  great vessels of the heart.



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The product left behind after the animal carcass has been processed is referred to as a byproduct. The required answer is the byproduct.

A carcass is an animal's body that has been removed from its head, legs, tail, hide, and viscera before being cut into pieces for consumption. And ABPs or animal byproducts are substances derived from animals but not meant for human consumption. Slaughterhouse waste (skin, bones, horns and hooves, blood, fat, and offal) is one example of ABPs.

This work carcass is derived from the French word carcois and the Latin word carcosium. These two words mean Animal dead body. Therefore, the given statement describes byproducts.

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A high of the  face area to volume  rate is generally better when it comes to cells.

This is because it provides the cell with  further  face area for the transportation of  motes and substances in and out of the cell. This is important for cells in order to maintain homeostasis and  gain the necessary accoutrements  for growth and survival. In addition,

A advanced  face area to volume  rate can help to increase the rate of chemical  responses that  do within the cell. This is salutary as it allows the cell to  snappily  gain the energy it needs to perform its  colorful functions. thus, a advanced  face area to volume  rate is generally more  profitable for cells.

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Yes, a snail's mouth contains 1,000 to 12,000 teeth. On their tongue, snails have a band of thousands of small teeth.

However, they don't chew with these teeth. In its place, the food is first shredded by the teeth before passing through the tongue. They lose their teeth and grow new ones when they become dull.

Thousands of teeth on snails are used for cutting and scraping food. The radula is made up of rows of teeth that are strung together on a chitinous ribbon. Around 12 000 teeth, or 120 rows of 100 teeth, make up a normal radula. Families differ in how their teeth are arranged and shaped.

With a jaw and a flexible band of thousands, snails and slugs consume.

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The part of the nucleotide that can be different in the DNA molecule is the nucleotide bases.

The DNA molecule is composed of four different nucleotide bases: adenine (A), thymine (T), guanine (G) and cytosine (C).

Each strand of DNA is composed of a specific sequence of these nucleotide bases, and the sequence of these bases determines the genetic information found within the molecule.

The differences between strands of DNA are found in the specific nucleotide bases that make up the sequence. While the order of the four bases remains the same in each strand, the specific nucleotide base can differ from strand to strand.

For example, one strand of DNA may have A-T-G-C as the sequence, while another strand may have A-C-G-T. This difference in the nucleotide bases is what makes each strand of DNA unique.

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 Data           cumulative   lower   upper midpoint width  frequency percent      frequency percent 1.80 < 2.00 1.90 0.20 4   10.0   37   92.5.

What is cardiac care center?

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The qualities that allow creatures to survive in a changing environment will also gradually change or evolve, according to the theory of evolution.

Charles Darwin and Alfred Russel Wallace coined the phrase "theory of evolution by natural selection" in the nineteenth century. According to the natural selection principle, organisms create more offspring that are capable of surviving in their surroundings. Those with more physical ability can survive, develop, and reproduce. Conversely, those that lack such fitness either never reach the age at which they can reproduce or have fewer offspring than their peers.

Natural selection states this as "survival of the fittest". This "fittest" in organisms represents those that are best adapted to their environment and are the ones who reproduce most successfully. They are most likely to pass on their traits to the next generation.

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Water expand when it is freeze. So, the cell damaged. Where as snowdrops (Galanthus nivali) are hardy tiny plants that can survive harsh winter.

When you freeze produce, you're actually freezing the water that's inside the plant's cells. When water freezes, it expands, forming ice crystals that break down the cell walls. So, compared to when it was fresh, the texture of thawed produce is significantly softer. This is especially valid for food that is often consumed uncooked.

snowdrops (Galanthus nivali) are hardy tiny plants that have evolved to withstand the cold and break through snow. Their sap contains a type of antifreeze that keeps ice crystals from forming, and the tips of their leaves are specifically toughened to break through frozen ground.

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The clam is the organism that suffers the most when water becomes more acidic.

The pH of the water is one of the factors that affect aquatic organisms. The pH of a body of water is a measure of its acidity or alkalinity. Acid rain, industrial waste disposal, and other phenomena could raise the pH of water bodies.

The clam is the organism that is most affected by an increase in water's acidity because it affects the amount of CaCO3 in the water, which is needed to make a carbonaceous shell.

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The color that most strongly reflected by chlorophyll is green light.

Green light is the most strongly reflected by chlorophyll.

Chlorophyll has a distinct green color because it reflects green light. The green color of leaves is caused by chlorophyll. Green light, with a wavelength of 550 nm, belongs to the visible light spectrum.

Chlorophyll is the photosynthetic pigment.

Violet-blue and orange-red light wavelengths are absorbed by chlorophyll A.

Photosynthesis is more rapid in blue and red light.

Because chlorophyll reflects green light, it has a distinct green color. Green light has a wavelength of 550 nm and is part of the visible light spectrum.

The photosynthetic pigment is chlorophyll.

Chlorophyll A absorbs violet-blue and orange-red light wavelengths.

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A yeast-like fungal organisms called Candida is the source of the fungal infection known as candidiasis.  Candida typically coexists with healthy skin and parts of the body like the mouth, throat, gut, & vagina without posing any health risks.

The forms of fungi can range form ovoid to filamentous. Various morphological kinds of fungi may coexist in a particular population. The unicellular forms reproduce via budding or fission, whereas the filamentous forms expand by elongation.A yeast-like fungal organisms called Candida is the source of the fungal infection known as candidiasis.  Candida typically coexists with healthy skin and parts of the body like the mouth, throat, gut, & vagina without posing any health risks. The filamentous version can enter the tissues of the host. About. The yeast (or fungus) called Candida is the source of the infection known as candidiasis. In the body, including the mouth, throat, gut, & vagina, Candida often exists without creating any issues. If vaginal conditions change to favour Candida growth, an infection may result.

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Yes, Although it's possible for snails to experience love biochemically, there's no guarantee that they do so for socially or evolutionarily sound reasons.

Snails do copulate for the purpose of reproduction, which can be seen as a type of love. Some snail species engage in a courtship dance before copulation in which they fire calcareous darts, sometimes known as "love darts" (the darts themselves are not used in sperm transfer). Hormones most likely have an impact on reproductive habits.

Snails typically mate in both the male and female roles when they encounter a partner because they are hermaphrodites (they have both male and female reproductive organs). However, if they are alone for a week, experts have shown that they prefer to only mate in the male role.

We don't know if they experience love or pleasure while reproducing, despite the fact that they engage in reproductive actions. Snails at least appear to have a strong preference for cucumbers. We don't sure whether snails experience love or not.

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An entity used for classification is a taxon (plural taxa). Species, genera, families, orders, classes, phyla (in animals), divisions (in plants), and kingdoms are examples of taxa at various levels of the hierarchical structure, in that sequence.

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Answer:

the abomasum

Explanation:

A passage between the cell walls of two nearby plant cells is known as a plasmodesma.

Materials can move from the cytoplasm of one plant cell to the cytoplasm of a neighboring cell thanks to plastodesmata.

Plasmodesmata (Pd) are co-axial membranous channels that cross the walls of adjacent plant cells. They connect the cytoplasm, plasma membranes, and endoplasmic reticulum (ER) of cells and enable direct cytoplasmic cell-to-cell communication of both small molecules and macromolecules (proteins and RNA).

Plasmodesmata. (A) All of the cells in a plant are connected by the cytoplasmic channels of plasmodesmata, which breach the cell wall of the plant. (B) Plasma membrane from the two linked cells lines each plasmodesma.

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Fungal and plant cells have some variations, including:

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Question:--

Why do you think pressurized seed and pore are a beneficial adaptation for thee plant and fungi?

Genetic problems connected to mutations in genes on the X chromosome are known as X-linked recessive inheritance. As a result of having only one X chromosome, a male with this mutation will experience symptoms.

Generally speaking, a girl who carries a gene mutation in one X chromosome but has a normal gene on the other X chromosome is unaffected. When completing this pedigree with X-linked recessive inheritance, use the symbols X and Y in the genotype to indicate the sex chromosomes that were passed down from the preceding generation. The trait's alleles will be found on the X chromosome, whereas the Y chromosome won't have any of them. Shaded females who are manifesting the recessive phenotype and who can only have the genotype of XrXr should be used to complete this pedigree with X-linked recessive inheritance.

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