for sneaky snakes, being rude (r) is dominant to being respectful (r). complete the cross below, and determine the phenotype (dominant : recessive) ratio.

The letter that represents the products in the chemical reaction is C.

The letter that represents the reactants in the chemical reaction is A.

In a chemical reaction, reactants are the starting materials that undergo a chemical change to form new substances called products.

Reactants are typically written on the left side of a chemical equation, while products are written on the right side. For example, in the following equation for the combustion of methane:

CH4 + 2O2 → CO2 + 2H2O

Methane (CH4) and oxygen (O2) are the reactants, while carbon dioxide (CO2) and water (H2O) are the products. During the reaction, the methane and oxygen react to form carbon dioxide and water as new substances.

The law of conservation of mass requires that the total mass of the reactants be equal to the total mass of the products in any chemical reaction.

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Answer:

Air without Oxygen.

This is air with a mixture of gases hence less oxygen

Answer:

True

Explanation:

Answer:

Evolution provides a scientific explanation for why there are so many different kinds of organisms on Earth and gives an account of their similarities and differences (morphological, physiological, and genetic).

These bacteria are important in digestion and in keeping your large intestine healthy. The good bacteria that live in your colon are called your normal flora. They help prevent bad bacteria from multiplying and causing problems.

The energy available to producers in an energy pyramid is 200 kilocalories. Approximately, 200 kilocalories energy is used by the producers to make food, grow, and reproduce. Thus, option B is correct.

According to the 10 per cent law of energy, only 10 percent energy has been transferred from one tropic level to another tropic level. The producers has the maximum amount of energy because they trap sunlight and make food by the help of process known as photosynthesis.

The energy from the producers is transferred to primary consumers. This energy is 10 per cent the total energy producers has.If the producers have 2000 kilocalories then 10% of 2000 = 200.

Therefore, The energy available to producers in an energy pyramid is 200 kilocalories. Approximately, 200 kilocalories energy is used by the producers to make food, grow, and reproduce. Thus, option B is correct.

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Answer:

The answer would be 180 kc

Explanation:

Answer:

sarcoplasmic reticulum

Answer:

Instead, the energy is provide by the concentration gradient, which means that molecules are transported from higher to lower concentrations, into or out of the cell. The carrier proteins bind to glucose, which causes them to change shape and translocate the glucose from one side of the membrane to the other.

Explanation:

Answer:

facilitated diffusion

Explanation:

Since glucose is a large molecule, its diffusion across a membrane is difficult. Hence, it diffuses across membranes through facilitated diffusion, down the concentration gradient. The carrier protein at the membrane binds to the glucose and alters its shape such that it can easily to be transported.

A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. This uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the oceanic crust and create magma where two tectonic plates meet at a divergent boundary.

Answer: B

The skill that is not part of designing and planning investigations is : Apathy.

When designing and planning an investigation the scientist should conduct individual and collaborative investigation which will form the basis of the planning/evidence. while during the design stage the precision, type of data and amount of data required should be considered.

A carefully planned and designed investigation will most likely produce the best result.

Hence we can conclude that The skill that is not part of designing and planning investigations is :  Apathy  

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Options related to your question is missing hence a general answer is provided

Answer:

Mutualism, a relationship in which both species benefit,

Explanation:

there are many examples of mutualistic bacteria in the gut that aid digestion in both humans and animals. -> "one can't live without the other" something like that

Answer:

mutualism

Explanation:

commensal means one is benifited while other is neither benifited not harmed for eg ecoli in our stomach

mutualism means both are benifited for eg birds eating bugs form animals bodies

predation means one is benifited one is harmed eg hunting animals

A mutation known as a substitution is one in which one base is switched out for another. A codon that encodes a different amino acid may be changed, which would result in a minor modification to the protein that is created.

Proteins are made up of substances called amino acids. Proteins and amino acids are the components of life. Amino acids are the byproducts of the digestion or breakdown of proteins. Amino acids are used by the human body to create proteins that aid in: Dissect food.

In terms of genomics, substitution is a sort of mutation where one nucleotide is changed for a different nucleotide. The phrase can also be used to describe switching out one amino acid for another in a protein.

Thus, A codon that encodes a different amino acid may be changed, which would result in a minor modification to the protein that is created.

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The energy is related to the change of state represented by the model by: D. Atoms lose energy as a gas changes to a liquid.

A model of the transition from a gas to a liquid is shown in the accompanying image. It demonstrates how atoms or molecules change from being widely scattered as in a gas to being concentrated as in a liquid.

The atoms in this process move from a higher-energy state  to a lower-energy state releasing or losing energy in the process. The most common kind of energy loss is heat.

Therefore the correct option is d.

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Answer:

Absorption and secretion would be impossible within the digestive tract.

Explanation:

Epithelium is one of the tissues found in humans. It is classified as either simple or stratified depending on the number of cell layers. Simple epithelial tissues have one layer of cells while stratified have many layers of cells. Based on the shape, epithelial tissues can either be squamous, columnar or cuboidal.

Due to the single-layer of the simple epithelial tissues, they line the walls of secretory or absorptive organs e.g organs of digestive tract. The stratified epithelium is majorly for protective function due to the number of cell layers it possess and not a good type of epithelium for locations where absorption and secretion of substances is common e.g digestive tract.

Hence, if a genetic mutation causes a person's digestive tract to have stratified columnar epithelium instead of simple columnar epithelium, ABSORPTION AND SECRETION of chemical substances, which is a key feature of organs (stomach, intestine) that make up digestive tracts, will be impossible.

The carvon atoms are the base of organic molecules because of it properties, that make it a backbone of most of the macromolecules found in living organisms. The statement that best describes those properties uniquely suited to those macromolecules is that carbon atoms form strong, stable bonds with up to four other atoms, including other carbon atoms.

Answer:

radiant energy from the sun

Answer:

a

Explanation:

Answer:

Here are four traits that would make it hard for a vaccine to be used:

1. Rapid mutation rate. If a pathogen mutates rapidly, it will be able to evade the immune system's defenses, including the antibodies produced by a vaccine. This is a particular problem with viruses, which can mutate very quickly.

2. Ability to evade the immune system. Some pathogens are able to evade the immune system by hiding inside cells or by changing their surface proteins so that they are no longer recognized by the immune system. This makes it difficult for the immune system to mount an effective response to the infection.

3. Ability to spread easily. If a pathogen is easily spread from person to person, it will be more difficult to prevent infection through vaccination. This is a particular problem with respiratory viruses, which can be spread through coughing and sneezing.

4. Lack of animal reservoirs. If a pathogen does not have animal reservoirs, it will be more difficult to develop a vaccine against it. This is because vaccines are typically developed using weakened or killed versions of the pathogen. If there are no animal reservoirs, there will be no source of the pathogen to use for vaccine development.

It is important to note that these are just a few of the traits that can make it difficult to develop a vaccine against a pathogen. There are many other factors that can contribute to the difficulty of vaccine development, such as the cost of vaccine development, the availability of funding, and the political will to support vaccine development.

Answer:

the answer is through

Explanation:

so C.

The follicular phase occurs after the menstrual phase. The primary follicles in the ovary grow to become fully mature Graafian follicles during this phase, while the lining of the uterus regenerates through proliferation.

The menstrual cycle is separated into two phases: (1) follicular or proliferative and (2) luteal or secretory. The female menstrual cycle's follicular phase includes the maturation of ovarian follicles in preparation for one of them to be released during ovulation. Concurrent changes in the endometrium occur during the follicular phase, which is why it is also known as the proliferative phase.

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Answer:The options are not given, here are the options from another website.

a. A single pitch will be constantly perceived

B. A single pitch will no longer be perceivable

c. A or B depending on the hair cell's location

d. A or B depending on the bending's direction.

The correct option is d.

A or B depending on the bending's direction

Explanation:

This is because stereocilia are normal bent where there is a shearing force that occur when there is a up and down movements of the basilar membrane . When stereocilia bend towards the kinocilium, it make it depolarizes the cell and lead to the afferent activity to rise up and when the stereocilia bend away from the kinocilium , it hyperpolarizes the cell and lead to a reduction in afferent activity.

The consequences of this are that a single pitch will be noticed, or no pitch will be noticed. This will depend on the direction the stereocilia have bent.

We can come to this answer because:

In this case, we can state that the consequences of the curvature of the stereocilia will depend on the side towards which this curvature is directed.

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Answer:

cleavage

Explanation:

i really don't know

Answer:

i think they have no cell wall

The nutrient which provide more energy is C. Lipids

Among the given options, lipids provide the most energy per unit mass. Lipids, also known as fats, are a concentrated source of energy in the diet. When metabolized, lipids yield approximately 9 kilocalories (kcal) of energy per gram.

Carbohydrates, including sugars and starches, provide approximately 4 kcal of energy per gram. They are a readily available source of energy for the body, particularly for short-term energy needs. Proteins also provide approximately 4 kcal of energy per gram. However, their primary role is not as an energy source but rather as the building blocks for tissues, enzymes, and other important molecules in the body.

Vitamins, on the other hand, do not provide significant energy. They are essential for various biochemical processes in the body but do not contribute directly to energy production.

It is important to note that while lipids provide the most energy per gram, the overall balance and variety of nutrients in a diet are crucial for maintaining optimal health. Nutrient needs vary based on individual factors, such as age, sex, activity level, and overall health goals. Therefore, Option C is correct.

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Answer:

C. False, it should say "The Earth's surface is dynamic and has not always looked like it does today, the position and shape of the continents changes over time."

Answer:

the parts include Cell Membrane, Mitochondrion, Lysosome, Rough Endoplasmic Reticulum.    

Explanation:

the cell membrane Is made out of phospholipids and proteins

the Mitochondrion Site of cellular respiration "power house"

the Lysosome S.uicide Sacks that contain digestive enzymes

rough Endoplasmic Reticulum contains Ribosomes, transports proteins

hope this helped!

Answer:

Explanation:

天哪，那些是未成熟的青蛙。 我想醒来:))

Answer:

entier genome is used for genetic fingerprint

Explanation:

STR means short tandem repeat is the part of the genome is used for a genetic fingerprint.

Short tandem repeats (STRs), also known as microsatellites or simple sequence repeats, are accordion-like DNA stretches.

It contain core monomer units ranging in length from two to seven nucleotides and are tandemly repeated from a half dozen to several dozen times.

Forensic DNA profiling uses autosomal short tandem repeat (STR) markers to figure out the identities of missing people, confirm familial relationships, and connect people of interest to crime scenes.

The majority of STRs are found in noncoding regions, with only about 8% found in coding regions.

Thus, the term STR refers to a section of the genome that is used to create a genetic fingerprint.

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Lack of strategy

lack of market management

Answer:

Bacteriorhodopsin

Explanation:

Purple Halobacterium species owe their color to bacteriorhodopsin, a light-sensitive protein.

Answer:

The electron transport chain (ETC) is a series of protein complexes located in the inner membrane of the mitochondria that transfer electrons from electron donors to electron acceptors via redox reactions. As a result of the ETC, a proton gradient is formed across the inner mitochondrial membrane, which drives ATP synthesis by the enzyme ATP synthase. The ATP produced through oxidative phosphorylation is the primary energy source for most cellular processes.

Explanation:

The electron transport chain (ETC) is the final step of aerobic cellular respiration and is where the majority of ATP is generated. As electrons move through the ETC, they release energy that is used to pump hydrogen ions across the inner mitochondrial membrane, creating an electrochemical gradient. This gradient powers ATP synthase, which generates ATP by adding a phosphate group to ADP. In summary, the electron transport chain results in the production of ATP, which is the primary source of energy for cellular processes.