We are pretending that tongue-curling in humans is a dominant genetic trait.

Suppose a man who is Tt for tongue-curling marries a woman who is also Tt for this trait. What are the possible genotypes and phenotypes of their children, and the percent chance for each?

Genotype Phenotype (curl or no curl) Percent Chance (number only)
TT 25 25
Tt 75 50
tt 75 25
Word Bank:
curl100507525no curl 25 curl 0

Answer:

50%

Explanation:

La información que tenemos es:

Un hombre homocigoto (ee) que carece la posibilidad de enrollar su lengua.

Una mujer heterocigota (Ee). Al tener dos copias distintas de este gen, la mujer puede enrollar su lengua ya que este es un gen dominante (E) sobre el gen recesivo (e) que impide este movimiento.

Si hacemos un Cuadro de Punnett veremos que la capacidad de enrollar la lengua en los descendientes de esta pareja tiene una probabilidad fenotípica del 50% ya que hay un 50% de probabilidades de que su descendencia tenga un genotipo Ee y otro 50% de que sea ee, lo cual se expresa en una probabilidad  fenotípica, es decir lo que se puede apreciar visiblemente como resultado de la interacción del genotipo y el ambiente, de con un 50% de poder enrollar la lengua.

  ║e ║ e

E║Ee║Ee

e║ee║ee

Answer:

En los humanos, ser un rodillo de la lengua (R) es dominante sobre un no rodillo (r). Un hombre que no es rodador se casa con una mujer que es heterocigota para rodar la lengua.

¿Cuál es la probabilidad de que esta pareja tenga un hijo que es un trabalenguas?

Explanation:

When the wrong blood type is given to a patient, the antibodies in the patients' blood react with the antigens on the surface of the transfused blood causing a reaction called agglutination.

Days or even weeks after receiving blood transfusions, patients may experience delayed hemolytic responses. These reactions are brought on by previously developed antibodies in the patient that react with antigens on the donor cells' surface. Agglutination is the process by which specific antibodies to antigenic components on the surface of red blood cells or inert particles (direct agglutination) or to antigenic components adsorbed or chemically attached to these cells or particles produce clumps of cells or inert particles. IgM and IgA antibodies, which have many reactive Fab sites, are primarily responsible for agglutination. In order to more efficiently phagocytose germs, the Fab part of the antibodies joins (causes them to agglutinate) bacteria together.

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the answer is d.pacific ocean is the largest ocean in the world it is also the world's deepest ocean.

Option d is correct. Pacific Ocean is the largest ocean in the world.

The Pacific Ocean, A body of seawater that stretches from the Antarctic region in the south towards the Arctic Circle in the north and is sandwiched between Asia and Australia on the west and South and North America on the east. It covers roughly one-third of the earth's surface and is arguably the largest of the world's oceans. Its total area, excluding neighbouring seas, is estimated 63,800,000 square miles (165,250,000 square kilometres), which is twice the size of the Atlantic Ocean and larger than the entire land area of the world. It has a mean depth of 14,040 feet (4,280 m). The western Pacific is known for its numerous outlying seas.

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Answer:

Primary producers

Explanation:

In any food web, energy is lost each time one organism eats another. Because of this, there have to be many more plants than there are plant-eaters. There are more autotrophs than heterotrophs, and more plant-eaters than meat-eaters.

  this is just nonsense

Answer:

They increase the activation energy which will speed up product production.

Answer:

The answer should be C: mostly in the 20th century

Explanation:

Answer: D

Explanation: Throughout history

Answer:

Pinocytosis is one type of endocytosis, the general process by which cells engulf external substances, gathering them into special membrane-bound vesicles.

Explanation:

Hope that helped!

Holmes describes Moriarty as "a motionless spider in the centre of its web." So, option c is correct.

Moriarty is a fictional character in the Sherlock Holmes stories written by Sir Arthur Conan Doyle. He is portrayed as Sherlock Holmes' arch-nemesis and a highly intelligent and dangerous criminal mastermind. Moriarty is often depicted as the criminal genius behind various illegal activities and orchestrator of complex schemes.

He is known for his cunning, ruthlessness, and ability to stay one step ahead of the law. Moriarty is considered one of the most iconic villains in detective fiction and has become synonymous with the concept of a brilliant and formidable adversary. So, option c is correct.

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Answer: MOVEMENT

Explanation:  

Movement

Movement can be described as the change in the place of an object or animals, without the ability to move there is not a possibility of life on earth. Movement is essential for many animals that help them to find food, shelter, and mate for the reproduction and produce offspring by mating.

The function that allows animals to find mates is movement, which is present in the first option as movement is a unique characteristic that is only present in animals but not in plants.

In the animal kingdom, movement is required to find a mate, as the animal must move from one location to another to find a suitable mate, while it is absent in plants. Plants do not move, but pollinators assist in this process, whereas animals use movement to find food by walking on their legs or flying, and they also use movement to find mating partners.

Hence, the function that allows animals to find mates is movement, which is present in the first option as movement is a unique characteristic that is only present in animals but not in plants.

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The correct option is D, A fossil is defined as any evidence of an organism from at least 10,000 years ago.

An organism is a living individual entity that has a set of characteristics that distinguish it from non-living things. Organisms can be unicellular or multicellular and they can be found in almost every habitat on Earth. Organisms can be classified into different kingdoms such as animals, plants, fungi, protists, and bacteria.

An organism is composed of one or more cells, each with a specific function and purpose. Cells are the basic unit of life and they are responsible for carrying out all the functions necessary for the survival of the organism. These functions include energy production, nutrient uptake, waste elimination, and reproduction. Organisms are capable of responding to changes in their environment and can adapt to their surroundings through a process known as evolution. This allows organisms to survive and reproduce in different environments and over long periods of time.

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Complete Question:

A fossil is defined as any evidence of an organism from

A. at least 500 years ago.

B. at least 1000 years ago.

C. at least 25,000 years ago.

D. at least 10,000 years ago.

E. at least 100,000 years ago.

Answer:

O Feathering

Explanation:

Feathering refers to the technique by which large flowers are cut into small pieces, which are then used to create smaller flowers. Feathering consists of removing the petals and wire the petals in order to create a smaller form. Carnations are a type of flower in which feathering is applied. This process was widely used by florists in the past but currently is uncommon due to the excessive time and labor involved in this technique.

The tone that made the participant's eyes blink during the simulation for this lab was referred to as the conditioned response. Eye-blink conditioning pairs a conditioned stimulus (typically a tone) with an unconditioned stimulus (air puff). Hence (c) is the correct option.

It is generally known that an intact cerebellum and interpositus nucleus are necessary for this type of classical conditioning, which pairs a conditioned signal (often a tone) with an unconditioned stimulus (an air puff). The air burst that made the eye blink was referred to as the "unconditioned stimulus" in the simulation for this lab.the aroma of a favourite cuisine, which makes you hungry right away. Your nose is being tickled by a feather, making you sneeze. When you cut an onion, the fragrance makes your eyes water.

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The coenzyme that will accept two electrons and two hydrogens during oxidation is NAD+. Option B is correct answer.

NAD+ (nicotinamide adenine dinucleotide) is a coenzyme that plays a crucial role in redox reactions within cells. It acts as an electron carrier, accepting electrons and hydrogen atoms from the substrate being oxidized. When NAD+ accepts two electrons and two hydrogens, it is reduced to NADH.

During oxidation reactions, NAD+ acts as an oxidizing agent by accepting electrons and becoming reduced to NADH. The transfer of electrons and hydrogen atoms to NAD+ forms NADH, which can then participate in subsequent metabolic reactions.

FAD (flavin adenine dinucleotide) is another coenzyme involved in redox reactions, but it accepts two hydrogen atoms and two electrons as a whole, rather than separately like NAD+. FADH (the reduced form of FAD) can donate these two hydrogen atoms and two electrons during oxidation reactions.

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Answer:

B

Explanation:

You can't tell anybody to grow because you are amazing

whatever size or way you are so B

After centrifugation, the DNA is the only thing remaining in the liquid supernatant after all the cell debris has been pushed to the bottom of the PCR tube.

With the aid of the low concentration salt buffer, proteins and other impurities or debris are removed. As a result, the matrix contains nothing but DNA. The matrix is then filled with a high concentration salt buffer, which elutes the DNA from the resins, as the last step.

Largest, densest particles settle first, followed by smaller, less dense ones. Therefore, because of their low density and tiny size, the mitochondria will be the cellular organelle concentrated on top of the centrifuged mixture.

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There are 46 chromosomes in each human cell. i.e., there are 23 pairs of these. In meiosis I, these couples split and disintegrate. As a result, each of the two daughter cells produced during the initial meiotic division has 23 chromosomes instead of the full amount of 48.

A human cell has 46 chromosomes, or 92 chromatids, at the start of meiosis I (the same number as during mitosis). The following phases are experienced during meiosis I: phase one In certain aspects, prophase I resembles prophase in mitosis. Two cellular divisions make up the meiotic process. Because gametes (sperm, eggs), which are diploid (2N) individuals, have one-half of all chromosomes, meiosis is a necessary aspect of the sexual process.

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Answer: Approximately, 5-10% of genetic variation in the nuclear genome is expected to have a harmful effect on gene function.

What is genetic variation?

Genetic variation is defined as the natural genetic variability between individuals of the same species or different species. As a result of genetic variation, the genetic makeup of each individual differs from that of others, leading to unique traits and phenotypes.

What is the nuclear genome?

The nuclear genome is the collection of genetic material contained in the cell's nucleus. The nuclear genome is made up of chromosomes, which are composed of DNA molecules. Chromosomes carry genetic information and play an important role in determining an individual's traits and characteristics.


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Answer:

Nitrate fertilizing

Explanation:

Answer:

During crossing-over, the genetic material is exchanged between non-sister chromatids, resulting in new combinations of alleles. Thus, the correct option is C.

Meiosis is the cell division in which crossing-over takes place. Crossing-over results into formation of recombinants with genetic material which is different from the parental cells. Crossing-over takes place in the pachytene stage of prophase I of Meiosis I. This is responsible for the production of variations in the organisms.

Crossing over or chromosomal crossover is the exchange of genetic material during the sexual reproduction between the non-sister chromatids of two homologous chromosomes which results in recombinant chromosomes.

Therefore, the correct option is C.

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Photosynthesis is the process by which plants trap light energy through their pigments and together with carbon dioxide and water generate a carbohydrate (chemical energy).

That is, photosynthesis is the process in which light energy is converted into chemical energy in the form of sugars.

we can conclude that the correct answer is:

B. photosynthesis.

Ecologic, cross-sectional, case-control, and cohort studies are different types of study designs used in research. Each study design has its own characteristics and is used to investigate different research questions.

Ecologic studies, also known as ecological studies, examine the relationship between variables at a population or group level rather than at an individual level. An example of an ecologic study is a study that investigates the correlation between air pollution levels and respiratory diseases in different cities (e.g., Smith et al., 2019).

Cross-sectional studies are observational studies that gather data from a specific population at a particular point in time. These studies assess the prevalence or distribution of a specific outcome or exposure. For example, a cross-sectional study may survey a group of individuals to determine the prevalence of smoking in a certain population (e.g., Johnson et al., 2020).

Case-control studies compare individuals with a specific condition or outcome (cases) to individuals without the condition (controls) to identify potential risk factors. These studies are retrospective and analyze past exposures or characteristics. An example of a case-control study is one that investigates the association between pesticide exposure and the development of cancer (e.g., Lee et al., 2018).

Cohort studies follow a group of individuals over time to assess the development of specific outcomes. Participants are usually classified based on exposure status, and data on outcomes are collected prospectively. An example of a cohort study is a study that follows a group of individuals who regularly consume a particular dietary supplement to determine its long-term effects on cardiovascular health (e.g., Thompson et al., 2017).

References:

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1. The list of six levels of organization that make up the human body, the correct order, from the simplest to the most complex level, is D. 2,4,1,3,6,5. 2. A plane through the body that passes perpendicular to the long axis of the body and divides the body into a superior and an inferior section is A. transverse section

Atoms and molecules are the building blocks of matter, making up everything from the tiniest microbe to the largest planet. The cell is the smallest unit of life that is capable of functioning on its own, carrying out all the processes necessary for an organism to survive. Tissues are groups of cells that work together to perform a specific function, such as muscle tissue or nerve tissue.

Organs are composed of several different types of tissues that work together to perform a specific function, such as the heart or lungs. Organ systems are groups of organs that work together to perform a specific function, such as the digestive system or respiratory system. Finally, an organism is a single, complete individual that can carry out all the functions necessary for life.

A transverse section is also known as a cross-section or a horizontal section, this plane divides the body into superior and inferior portions, meaning it creates a top half and a bottom half. Sagittal sections, on the other hand, divide the body into left and right portions, while coronal sections divide the body into anterior and posterior portions. Frontal sections are not a commonly used term for describing anatomical planes, but they may refer to sections that divide the body into front and back portions. So therefore the correct answer is A. tranverse section.

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Answer:

Explanation:

cell that contains two complete sets of chrom ... reproduction of diploid 0rg~~-ms normally results in new 0rga~-~~ms that ... what would most likely happen if miis was not accompanied by cytoplasmic division .

Answer:

the same number of chromosomes found in the cells of the parent

Explanation:

Answer: The primary distinction between these two types of organisms is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not. ... The nucleus is only one of many membrane-bound organelles in eukaryotes. Prokaryotes, on the other hand, have no membrane-bound organelles

Explanation:

Answer:

That all the organisms (living things) are most probably from the same ancestor

**Linoleic acid supplementation** may affect systolic blood pressure, but further analysis is required. Conduct a **two-sided test** at α=0.05 to determine its effect.

To determine whether linoleic acid affects systolic blood pressure, perform a paired t-test using the blood pressure measurements before and after the supplementation. Since we don't know if systolic blood pressure is normally distributed, a non-parametric alternative such as the Wilcoxon signed-rank test can be used. Here's a step-by-step guide:

1. Calculate the differences between baseline and post-supplementation blood pressures for each participant.
2. Rank the absolute differences, excluding zeros (no change in blood pressure).
3. Sum the ranks of positive and negative differences separately.
4. Determine the test statistic, which is the smaller sum of ranks.
5. Compare the test statistic to the critical value (or calculate the p-value) for a two-sided test at α=0.05.
6. If the test statistic is less than the critical value or the p-value is less than 0.05, reject the null hypothesis and conclude that linoleic acid supplementation affects systolic blood pressure. Otherwise, fail to reject the null hypothesis and conclude that there is not enough evidence to suggest an effect.

By following these steps, you can determine if linoleic acid supplementation has a significant effect on systolic blood pressure in this study.

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In northern latitudes, where sunlight exposure is limited, people have less melanin to promote the manufacture of vitamin D. The correct option is b. Vitamin D

Consequently, individuals with lighter skin tones, who have less melanin, are more efficient at producing vitamin D in response to limited sunlight exposure.

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The statement (B) is correct. Biosphere can be replaced in a short amount of time.

The biosphere, also known as the ecosphere, is the worldwide sum of all ecosystems. It can also be termed the zone of life on Earth. The biosphere is virtually a closed system with regard to matter, with minimal inputs and outputs.

Moreover, the biosphere is the region of the earth that encompasses all living organisms: plants, animals and bacteria. It is a feature that distinguishes the earth from the other planets in the solar system.

Therefore, the portions or regions where organisms are found are collectively called the biosphere. Thus, it can also be said that the biosphere is the sum of all the ecosystems on Earth.

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Answer:

the absorption and digestion of food or nutrients by the body or any biological system.

Explanation:

google, sorry if it's not right

Answer:A group gives up much of their way of life and adopts the culture of the majority.

Explanation: Hope this helps :) Brainliest?