the autonomic nervous system may cause activation or inhibition, depending on the division that is active and the target that is affected.

Answer:

51% from their mother and 49% from their father.

Answer:

Br, Zn, Sc, Ca, K

Explanation:

ez

Maltose has an α-1,4 glycosidic bond between two glucose molecules, lactose has a β-1,4 glycosidic bond,and sucrose has an α,β-1,2 glycosidic bond.Glycogen, starch, and cellulose all have α-1,4 glycosidic bonds linking glucose molecules in a linear chain.

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Answer:

Outer skeleton

Explanation:

"Exo" means outer and "Endo" means Inner which is why we have an endoskeleton so we have an Inner skeleton and to answer your quest Exo means outer so it means outer skeleton

When the fingertips touch an uneven surface, friction ridge structures in the skin vibrate and stimulate lamellar corpuscles, increasing sensitivity to texture.

The mechanical phenomena of vibration involves oscillations at an equilibrium point. Latin vibration is the source of the word. The oscillations can be random—like the swinging of a pendulum—or periodic, like the squeaking of a tire on a gravel road. Vibration can be advantageous, as in the case of a tuning fork, a woodwind instrument's or harmonica's reed, a mobile phone, or a cone loudspeaker. Nevertheless, vibration frequently wastes energy and produces unwelcome noises.

For instance, vibrations from running engines, electric motors, or any other mechanical equipment are normally not desired. Unbalances in the spinning components, uneven friction, or the meshing of gear teeth can all contribute to these vibrations. Inappropriate vibrations are typically reduced by careful designs.

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Answer:

Paternity or maternity testing for child or adult

The DNA test is performed by collecting buccal (cheek) cells found on the inside of a person's cheek using a buccal or cheek swab. These swabs have wooden or plastic stick handles with a cotton on synthetic tip.

Explanation:

By comparing the DNA profiles of the child, mother, and potential father, it is possible to determine with a high degree of accuracy whether the potential father or mother is the biological parent of the child.

DNA profiling can be used to determine maternity or paternity by analyzing the DNA of the child and comparing it to the DNA of the potential mother or father. DNA profiling uses a process called Polymerase Chain Reaction (PCR) to amplify specific regions of DNA, and then the amplified DNA is analyzed for genetic markers.

In paternity cases, the child's DNA is compared to the potential father's DNA to look for similarities in genetic markers. If the child shares enough genetic markers with the potential father, then he is likely to be the biological father. In maternity cases, the child's DNA is compared to the potential mother's DNA to look for similarities in genetic markers.

DNA profiling has become a powerful tool in the field of forensic science and has revolutionized the way in which paternity and maternity cases are determined

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The product of the electron transport chain that is not listed is: A. NAD+

During the process of oxidative phosphorylation, which occurs in the electron transport chain, electrons are transferred along a series of protein complexes embedded in the inner mitochondrial membrane. This electron flow ultimately leads to the production of ATP, which is the energy currency of the cell.

B. Oxygen is the final electron acceptor in the electron transport chain. It accepts electrons and combines with protons to form water (E), which is an essential product of this process.

C. ATP is synthesized through chemiosmosis, driven by the electron flow in the electron transport chain. It is a direct product and serves as the main energy source for cellular processes.

D. FAD (flavin adenine dinucleotide) is a coenzyme that carries electrons in the electron transport chain, similar to NADH. While FAD is not directly listed as a product, it participates in the electron transfer reactions.

A. NAD+ is not a product of the electron transport chain but rather a coenzyme that functions as an electron carrier. NAD+ accepts electrons during glycolysis and the citric acid cycle, and it is then reduced to NADH. NADH, in turn, donates electrons to the electron transport chain for ATP synthesis.

Overall, the electron transport chain produces ATP, water, and NADH as important products, while NAD+ is not directly produced but rather participates in the electron transfer reactions.

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Answer:

True

Explanation:

Answer:

True

Explanation:

GH stimulates liver cells to increase gluconeogenesis; as a result, blood sugar levels increase.

Growth hormone (GH), also known as somatotropin, is a hormone produced by the pituitary gland that plays a role in regulating growth, metabolism, and other physiological processes. One of its primary effects is to stimulate the liver to increase gluconeogenesis, which is the process by which the liver synthesizes glucose from non-carbohydrate sources, such as amino acids and fatty acids.

When GH binds to its receptors on liver cells, it activates a number of enzymes and other signaling pathways that promote the synthesis of glucose. Specifically, GH stimulates the expression of genes that encode enzymes involved in gluconeogenesis, such as glucose-6-phosphatase and phosphoenolpyruvate carboxykinase.

This leads to an increase in the production of glucose by the liver, which is then released into the bloodstream. As a result of this process, blood sugar levels increase, which can be beneficial in certain circumstances. For example, during periods of fasting or exercise, the body may need to increase its production of glucose in order to provide energy to cells that cannot use other fuels, such as fatty acids.

GH helps to facilitate this process by stimulating gluconeogenesis and raising blood sugar levels. However, if blood sugar levels become too high, as can occur in conditions such as diabetes, the effects of GH on gluconeogenesis can exacerbate the problem.

In these cases, it may be necessary to use medications or other interventions to help control blood sugar levels and prevent the long-term complications of hyperglycemia.

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The lambda phage genome is 48.5 kb in size and has a 50% GC content. We would expect HincII to cut the DNA approximately 48,500 × (1/4)^6 = 48 times. Therefore, the answer is c. 48.

HincII is a restriction enzyme that recognizes the GTYRAC recognition sequence, where Y can be either C or T, and R can be either A or G. Given the 50% GC content, the probability of finding each nucleotide is 1/4. The probability of finding the HincII recognition sequence is (1/4)^6, since there are six nucleotides in the sequence. The lambda phage genome has 48,500 bp, so we would expect HincII to cut the DNA approximately 48,500 × (1/4)^6 = 48 times. Therefore, the answer is c. 48.

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Answer:

Explanation:

The chemical messengers present in the body are known as neurotransmitters. These are the chemicals that the nervous system uses to send and receive information between neurons and muscles. A neurotransmitter can have one of three effects on a neuron:

Excitatory effect, Inhibitory effect, and/or Modulatory effect.

The list of neurotransmitters and their roles are as follows:

Glutamate: This is present in amino acid compounds which are located in the synapses. It functions as an excitatory neurotransmitter, causing neurons to discharge instructions when stimulated in the central nervous system.

Adrenaline: It helps to respond to body's psychological stress and protection mechanism. They are positioned above the kidney and are created by the adrenal glands. They operate throughout the central nervous system and swiftly increase your heart rate and provide oxygen to your muscles.

Serotonin: Serotonin is a crucial brain neurotransmitter that also has a role in the small intestine. In your digestive tract, serotonin increases feelings of contentment after eating and controls your appetite. When you eat anything that doesn't agree with your stomach, serotonin assists your body in getting rid of it.

The central idea of "Boats and Beyond" is the diverse uses and benefits of boats, from transportation to recreation, and their significance in human history and culture.

The text features that support the central idea include the use of descriptive language and imagery, such as the description of boats as "floating works of art" and the mention of their various shapes and sizes. The text also includes factual information, such as the history of boatbuilding and the economic importance of boats in coastal communities.

The text structure elements that support the central idea include the use of headings and subheadings, which break the text into sections and highlight different aspects of the topic. The text also uses chronological order to discuss the history of boats, starting with early boats made from reeds and progressing to modern-day boats made from high-tech materials.

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The complete question is:

Text Structure and Features: "Boats and Beyond" Assignment

Directions: Read the text "Boats and Beyond. " Identify the central idea. Then, identify the text features and text structure elements that support the central idea of the text

DNA and genes are both made up of the same nucleotides, and the gene is present on the DNA, but not all the DNA is in the gene segment. The gene codes for a certain character.

The DNA has the gene, and the exons parts of the gene code for the trait, while the DNA and gene are both made up of nucleotides. The gene undergoes the transcription process for the expression of the trait, and the genes present in the euchromatin do this. The heterochromatin can't take part in this transcription process.

Hence, DNA and genes are both made up of the same nucleotides, and the gene is present on the DNA, but not all the DNA is in the gene segment. The gene codes for a certain character.

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The selection index based on own performance is a useful tool for evaluating the potential response to selection for multiple traits.

A) A selection index is a technique used in animal breeding to identify the best breeding animals based on a selection of traits. This index is used to estimate the breeding value of an animal in a breeding program.

B) Economic values are used to assign relative economic importance to different traits in a breeding program. The predicted response, on the other hand, is the expected improvement in a trait due to selection for that trait. It is calculated by multiplying the selection differential by the heritability.

C) The economic weights are appropriate for the breeder’s goal since they reflect the breeder’s desire to increase weight while decreasing feed intake. A positive response for feed intake may be due to the genetic correlation between the two traits. Since the genetic correlation between weight and feed intake is positive, selection for weight will indirectly lead to an increase in feed intake.

D) To design an index such that there was no response for feed intake, the index would need to be designed so that it only selects animals based on their weight and not their feed intake. This would involve assigning a weight of zero to feed intake in the selection index. This would mean that only animals with the highest weight would be selected, regardless of their feed intake.

However, the economic weights used in the index should be appropriate for the breeder’s goal in order to maximize the desired response. In this case, the positive response for weight suggests that the economic weights used are appropriate, but the negative response for feed intake suggests that a different design may be necessary to achieve the breeder’s goal of increasing weight while reducing feed intake.

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The complementary mRNA sequence would be D.) GAC UAG.

mRNA stands for messenger RNA and it is a type of RNA molecule that carries genetic information.

To find the complementary sequence of mRNA for the given DNA strand, we need to follow the base-pairing rules of DNA and RNA. In RNA, the base uracil (U) replaces thymine (T) found in DNA, and adenine (A) pairs with U in RNA instead of T.

The given DNA sequence is CTG ATC. To find the complementary mRNA sequence, we need to replace each DNA base with its complementary RNA base as follows:

C -> G

T -> A

G -> C

A -> U

Thus, complementary mRNA sequence would be GAC UAG.

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Answer:

Ribosomes, cytoplasm.

Explanation:

Ribosomes are the organelle responsible for translation. Translation occurs in the cytoplasm.

The feature that is supported by fossil evidence is "eggs and nests". Option A is correct.

Based on the phylogenetic tree, the hypothesis predicts that birds and crocodiles share many features because they inherited them from a common ancestor. To determine which of these predicted traits is supported by fossil evidence, we need to look for evidence of these traits in the fossils of the common ancestor of birds and crocodiles.

Out of the options provided, the feature that is supported by fossil evidence is "eggs and nests". Fossil evidence shows that the common ancestor of birds and crocodiles laid eggs and constructed nests to protect their eggs, which is a shared trait between birds and crocodiles.

The other options, "four-chambered heart" and "singing to attract mates or territory," cannot be directly supported by fossil evidence because they are soft tissue features that do not typically preserve well in fossils. However, genetic and anatomical studies suggest that birds and crocodiles do share a four-chambered heart, while singing is a behavior that may have evolved independently in birds and crocodiles after they diverged from their common ancestor.

Hence, A. is the correct option.

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--The given question is incomplete, the complete question is

"A phylogenetic tree shows that birds and crocodiles share many features. a hypothesis based on this tree predicts that these features are present in a common ancestor. which of these predicted traits is supported by fossil evidence? A) eggs and nests B) four-chambered heart C) singing to attract mates D) singing for territory."--

Evolution is the change in heritable traits of biological populations over successive generations.

What is evolution of life?

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Answer:

platelets

Explanation:

platelets clot to plug the holes in the blood vessels and stop the bleeding . if the blood doesn't clot it means there is a low amount of platelets

Answer:

No

Explanation:

Atoms and molecules are not alive as they do not exhibit all, or any, of the eight characteristics of life. Cell theory also states that a cell is the smallest unit of life, and atoms and molecules are much, much smaller than a cell — in fact, they make up cells.

Therefore, they are not considered living things.

I hope this helped you, and if you would like a more in-depth explanation, please let me know!

Answer:

Nope :))

Explanation:

Although molecules and atoms are both apart of something that is living, this doesn't mean a single atom or molecule can live on their own.

(The attachment above explains this better than me)

Answer:

Energy carriers may be broken apart in order to power an endergonic reaction or be assembled using energy from an exergonic reaction.

A new antagonist molecule that binds to and blocks plasma membrane receptors will have an effect on testosterone by blocking testosterone from binding to its receptor. Therefore, option (a) is the correct.

Testosterone is a steroid hormone present in both male and female mammals. Testosterone is responsible for the development of male secondary sex characteristics such as a deep voice, facial hair, and muscular build. Testosterone also plays a role in female reproductive function.

Testosterone is produced by the Leydig cells in the testicles of men and the ovaries and adrenal glands of women. It regulates male reproductive tissues such as the testes and prostate gland and is responsible for bone and muscle growth.Testosterone mediates its effects by binding to and activating androgen receptors. Androgen receptors are found in many tissues, including the brain, muscles, and adipose tissue.

Antagonists are molecules that bind to receptors and block the actions of other molecules that would usually bind to them. They reduce the efficacy of signaling by preventing agonists from activating receptors. Some antagonists are used as drugs to treat various conditions. For example, beta-blockers are used to treat high blood pressure by blocking the beta-adrenergic receptors that are activated by adrenaline.

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Answer:

BIOSPHERE LEVEL

Explanation:

The oceans are, via way of means of far, the biggest reservoir of carbon, observed via way of means of geological reserves of fossil fuels, the terrestrial surface (plans and soil), and the atmosphere.

The biggest reservoir of the Earth's carbon is placed withinside the deep-ocean, with 37,000 billion heaps of carbon stored, while about 65,500 billion heaps are discovered withinside the globe. Carbon flows among every reservoir through the carbon cycle, which has sluggish and speedy components.

Rocks like limestone and fossil fuels like coal and oil are garage reservoirs that incorporate carbon from flowers and animals that lived tens of thousands and thousands of years ago. When those organisms died, sluggish geologic strategies trapped their carbon and converted it into those herbal resources.

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Answer:

Due to mutation of the HBB gene.

Explanation:

This causes a change in amino acids which are the building blocks of proteins.  Therefore the proteins stick together and form a fiber that changes the shape of the red blood cell making them more fragile.

Evidence that supports my explanation

People with Sickle cell anemia cannot contract malaria since they have low surface area for hemoglobin retention.

Relationship between the structure of the red blood cell and it’s function

It has a biconcave shape with a large surface area to increase space for parking hemoglobin.

How  the shape of the red blood cell affect its function in the case of sickle cell anemia

In the case of sickle cell anemia, the shape of the red blood cell becomes sickle like thus reducing the surface area for packing of hemoglobin.

Individual I-1 is heterozygous (Aa) for the dominant trait. This is because they have a child (II-1) who is homozygous recessive (aa). The only way for this to happen is if individual I-1 is heterozygous.

Pedigree analysis: A pedigree is a diagram that shows the inheritance of a trait from parents to offspring. In this pedigree, the dominant trait is represented by a solid symbol and the recessive trait is represented by an open symbol.

Genotype: The genotype of an individual is their genetic makeup, or the combination of alleles that they have for a particular trait. The phenotype of an individual is their physical appearance, which is determined by their genotype and the environment.

Heterozygous: An individual is heterozygous for a trait if they have one dominant allele and one recessive allele. This means that they have the potential to express the dominant trait, but they may also express the recessive trait if they are in an environment that is not favorable for the dominant trait.

Homozygous: An individual is homozygous for a trait if they have two copies of the same allele for that trait. This means that they will always express the trait, regardless of the environment.

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Answer:

TAC GCA TTA ATA

and apparently my answer needs to be 20 charcters long

Answer:

hardening off

Explanation:

The statement is FALSE

Eukaryotes are multicellular, contain organelles, and undergo MITOSIS for cellular division.

Prokaryotes are organisms that replicate through binary fission.

Answer:

Some sources of noise pollution are as follows:

(1) Televisions and transistors running at high volumes

(2) Loudspeakers and crackers

(3) Horns of buses, cars and trucks

Noise pollution can be hazardous to human health in the following ways: Hypertension: It is a direct result of noise pollution which is caused due to elevated blood levels for a longer duration.