Question 9 of 10
How does natural selection lead to evolution?
O A. An organism always has the same traits as its parent.
OB. Every generation is a new species.
OC. Many small changes can create a whole new species.
D. Adapted traits cannot be passed to offspring.
SUBMIT

Answer:

its possible

Explanation:

Answer:

dissimilar appearence or properties.

Explanation:

Hair color is not so simple as that. Most traits, especially those as complex as color, are controlled by many alleles at many loci. That's why there are different kinds of brown, blond, and red hair in the population. There is no "hair color gene." A fascinating paper came out a few years ago, identifying dozens of SNPs playing a role in hair and eye color. It's a deep, deep rabbit hole that we have only begun to plunge into.

The characteristic used to determine a banana's relationship to other plants is its morphology or physical characteristics.

What is morphology?

Morphology is the study of the form and structure of living organisms, including their physical and anatomical features. In biology, morphology is used to describe the appearance, shape, and size of different parts of an organism, such as its organs, tissues, cells, and even its molecules. This includes the study of external and internal structures, as well as their function, development, and evolution. Morphological characteristics are often used in the classification and identification of different species, as they can provide important clues about an organism's evolutionary history, ecological niche, and relationship to other organisms.

We assume you are referring to the scientific classification of bananas in the plant kingdom. In this case, the characteristic used to determine a banana's relationship to other plants is its morphology or physical characteristics. Bananas belong to the genus Musa, which is part of the family Musaceae.

The characteristics used to classify plants into different taxonomic groups include their structural features, such as their leaves, stems, flowers, and fruit, as well as their genetic and evolutionary relationships. These characteristics are used to group plants into increasingly broader taxonomic categories, from species to genus, family, order, class, phylum, and kingdom.

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Answer: e

Explanation:

I think it is e because if the father is normal than his X is healthy and so all his daughters who will get his X will be healthy as well because the illness is recessive. But the sons are going to take their mother X that is linked with this gene and they wont get their father’s X , which would have kept them normal.

Answer:

A good soil for nurseries is the correct mixture of sand, clay and organic matter. Top soil from a forest is usually a good soil. To see if a soil is good try and roll it into a pencil sized roll. (The soil should be damp but not wet.)

Explanation:

Answer:

The structure of proteins depends upon the sequence of amino acids joined together.  The sequence of amino acids changes the function of proteins.

Large, intricate molecules known as proteins play a variety of vital functions in the body. They are crucial for the structure, operation, and control of the body's tissues and organs and carry out the majority of their job inside cells.

The relationship between a protein's structure and function is direct. The function of a protein is determined by its unique form.

The protein becomes denatured and ceases to function as intended if the three-dimensional structure of the protein is altered as a result of a change in the structure of the amino acids.

Therefore, the order in which amino acids are linked together determines how proteins are structured. The order of amino acids alters how proteins work.

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Answer:The ER also contains domains that contact the plasma membrane (PM) and other organelles including the Golgi, endosomes, mitochondria, lipid droplets, and peroxisomes.

Answer: A: 200

Explanation:

The human body has 4 main types of tissue that are spread throughout the body making the count 200.

Given what we know about the genetic code, we can confirm that the anticodons recognized as Histidine are GUG, CAC, and CAU.

When a protein is synthesized, the cell reads the genetic code on the mRNA strand and uses tRNA to bring the corresponding amino acids together, thus creating the desired protein. This code is not unique however, what this means, is that more than one grouping of nucleotides (codons) can code for the same amino acid.

This helps to explain how there are 26 amino acids, and yet there are over 60 possible combinations of codons. Through careful study, scientists have been able to uncover that the amino acid histidine can be called by 3 distinct groupings of nucleotides. These are:

each of which will cause the tRNA to bind to histidine.

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The planets orbit the Sun in the same plane and the Big Bang Theory states an explosion of space, marked the beginning of our cosmos.

The galactic plane and the planetary orbital plane form a roughly 60° angle as the Solar System travels through the galaxy.

As it circles around the Milky Way, the Sun appears to move up and down and in and out of the galaxy.

The Big Bang, an explosion of space, marked the beginning of our cosmos. Space expanded, the cosmos cooled, and the basic elements emerged from a very high density and temperature starting point.

The first stars and galaxies were created as a result of the slow gathering of stuff by gravity.

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Here's how you can categorize the terms:

Advantage:

Abundant

Disadvantage:

Reacts with other elements.

Easier to crush.

It should be noted that "harder to crush" is not a disadvantage, as it implies durability and strength, which can be seen as an advantage.

Answer:

Epithelial tissues are widespread throughout the body. They form the covering of all body surfaces, line body cavities and hollow organs, and are the major tissue in glands. They perform a variety of functions that include protection, secretion, absorption, excretion, filtration, diffusion, and sensory reception.

Advantages of using bananas as a vaccine against diseases: Oral Delivery, Cost-Effective Production.

Reasons why people might be against the use of genetically modified bananas: Safety Concerns, Moral Considerations.

1. Oral Delivery: Bananas can be consumed orally, making them an ideal vehicle for delivering vaccines. This eliminates the need for injections, which can be uncomfortable and require medical professionals to administer.

2. Cost-Effective Production: Bananas are relatively inexpensive to produce and are widely available in many parts of the world.

This makes them a cost-effective option for vaccine production and distribution, particularly in resource-limited settings.

Reasons against the use of genetically modified bananas as vaccines:

1. Safety Concerns: Some individuals may have concerns about the safety of genetically modified organisms (GMOs), including genetically modified bananas.

There may be uncertainties about the long-term effects of consuming GMOs, and fears of potential risks to human health and the environment.

2. Ethical and Moral Considerations: Opposition to genetically modified bananas may stem from ethical and moral concerns regarding the alteration of natural organisms.

Some people may view genetic modification as interfering with nature or raising questions about the boundaries of manipulating living organisms.

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Explanation:

option a

option b

option c

The new X chromosome data support my hypothesis that the disease-causing mutation comes from a single base pairing change within the X chromosome.

In Chromosome the centro mere at this point functions to keep the double chromatin that make up each chromosome connected. Here, the centromere and the kinetochore, a protein structure linked to spindle fibers, are joined.

The chromosome also houses a significant portion of the proteins required for the production of the genetic code in addition to the genetic code itself. Its complex form and structure decide how frequently genes can be translated into proteins or which genes are translated.

The mechanism that leads to the development of living things is called gene expression.

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Answer:

How could a dispersing bug know what species of plants it would be settling on? A bug can know what bug it is landing on by sight, smell and taste. All insects disperse, even those without wings, so the question contains a false assumption and is therefore unanswerable. In general, the contribution of any particular trait to an organism's fitness depends on the details of the life cycle. Without knowing those details, it's impossible to say.

But for benefits, there are a lot of benefits of accepting a host plant. Some of the benefits are:

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Answer:

Explanation:

When a meal containing fried fish and toast bread is consumed, it goes through a series of processes in the digestive system of a human. Here's a general description of how the components are processed:

1. Mouth: The process of digestion begins in the mouth. Chewing breaks down the toast bread and fish into smaller pieces, while saliva mixes with the food to start the breakdown of carbohydrates.

2. Esophagus: The chewed food, now called a bolus, is swallowed and travels down the esophagus through peristaltic contractions. The esophagus carries the food to the stomach.

3. Stomach: The stomach is responsible for further mechanical and chemical digestion. It mixes the food with stomach acid and digestive enzymes to break down proteins. The fried fish is broken down into smaller pieces through mechanical churning.

4. Small Intestine: The partially digested food leaves the stomach and enters the small intestine. Here, bile from the liver and enzymes from the pancreas break down fats, while other enzymes continue the breakdown of proteins and carbohydrates. Nutrient absorption occurs through the walls of the small intestine and is facilitated by small finger-like projections called villi.

5. Large Intestine: Any remaining undigested food, as well as water and electrolytes, pass into the large intestine. The large intestine absorbs water and electrolytes while forming waste material known as feces.

6. Rectum and Anus: The feces are stored in the rectum until elimination through the anus occurs during a bowel movement.

Throughout this process, various digestive enzymes and gastric juices are secreted at different stages to facilitate the breakdown and absorption of nutrients. The fried fish and toast bread are broken down into smaller molecules, such as proteins, carbohydrates, and fats, which are then absorbed into the bloodstream to provide energy and nourishment for the body.

Answer:

In addition to overproduction, industrial monoculture predisposes farms to pest problems. To keep up with intensified production, farmers increased pesticide and fertilizer usage, crop density, and the number of crop cycles per season, but decreased crop diversity

Explanation:

Monocultures lack other plant and animal species that limit the transmission of disease and manage pests through predation, which increases the danger of disease and pest outbreaks.

One variety of crop is grown at a time on a particular field in a practice known as monoculture farming. A poly culture system, in contrast, presupposes that two or more crops are sown in a field at once.

Because monoculture farming has the potential to disrupt the natural soil balance, it is not sustainable.

The soil moisture is unstable in a typical monoculture situation. Due to the increased need for water to irrigate crops, water sources including rivers and reservoirs are being unevenly drained.

Therefore, monoculturing is not suitable.

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Answer:

area A

Explanation:

area b floor is being protected by grass, shrubs and trees, holding the soil in place with their roots.

also, area a has sabd, which washes away in water Easter than soil.

Answer: 1. independent , 2 . dependent

The immunity rate is an independent variable. The number of people affected by the disease is the  dependent  variable.

The immune system protects our body from foreign invaders like  bacteria, viruses, and fungi, and other toxins.

In general 2 types of the immune system observed in human body.

The innate immune system rapid inheritable response system consist major organs like  skin, the eye's cornea, and the mucous membrane that lines the respiratory, gastrointestinal, and genitourinary tracts.

Secondly, the acquired immune system work with the innate system to make a special proteins named antibodies to protect our body from a specific invader.

Human immune system show variation in their production of immune components like cytokines play critical roles and it vary from person to person.

Hence, The immunity rate is an independent variable. The number of people affected by the disease is the  dependent  variable.

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Crosscutting Concept: Patterns

Patterns observed in the natural world facilitate organization and classification, as well as raise inquiries about the underlying relationships and causes.

During my exploration of energy usage in residential settings, I discerned several discernible patterns. For instance, a prominent pattern emerged, indicating that the bulk of energy consumption in homes pertains to heating and cooling, followed by lighting and appliances. Moreover, I discovered that energy usage displays notable variations based on factors such as dwelling size, number of occupants, and climatic conditions.

These identifiable patterns enable us to comprehend the factors influencing energy consumption and identify avenues for conservation. By acknowledging that heating and cooling dominate energy use, we can channel our efforts towards enhancing the efficiency of these systems.

Utilizing empirical evidence, claims can differentiate between causal relationships and mere correlations, thus supporting the establishment of specific cause and effect linkages.

During my investigation into energy usage in residential environments, I employed empirical evidence to unveil distinct cause and effect associations. For instance, I observed a positive correlation between energy consumption and dwelling size. This relationship can be attributed to the increased energy requirements for heating and cooling in larger homes.

Similarly, I discovered that energy consumption rises alongside the number of occupants. This phenomenon arises due to the presence of more individuals utilizing appliances and lighting fixtures.

These cause and effect relationships foster a deeper comprehension of how our choices impact energy consumption. For instance, if we aspire to curtail our energy usage, we can opt for smaller homes or limit the number of occupants.

Crosscutting Concept: Stability and Change

Analysis and explication of geoscience data and global climate models reveal that modifications within one Earth system can yield feedback loops, which can either stabilize or destabilize the system.

Throughout my examination of energy usage in residential settings, I ascertained that alterations in a single energy-consuming appliance or behavior can trigger a chain reaction affecting other appliances and behaviors. Consider replacing inefficient light bulbs with energy-efficient alternatives; this simple change can prompt a behavioral shift to turn off lights when leaving a room, subsequently resulting in a substantial reduction in energy consumption.

These feedback loops empower us to comprehend how our choices can influence the environment. For instance, collectively opting for reduced driving can mitigate air pollution and greenhouse gas emissions.

By comprehending the crosscutting concepts of patterns, cause and effect, and stability and change, we can make informed decisions regarding energy usage. These choices enable us to diminish our environmental footprint and forge a sustainable future.

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Answer:

335 million years ago

Explanation:

Pangaea or Pangea ( /pænˈdʒiːə/) was a supercontinent that existed during the late Paleozoic and early Mesozoic eras. It assembled from earlier continental units approximately 335 million years ago, and began to break apart about 175 million years ago.

1.Ice melting is a physical change

2.Eggs cooking is a chemical change

3.Salt dissolving is a physical change

4.Wood burning is a chemical change

5. Fireworks exploding is a chemical change

A substance can change physically even when no new substance is created as a result of the change. It simply modifies the substance's outward attributes, such as its shape, size, texture, or phase (such as solid, liquid, or gas).

When a compound undergoes a chemical change, a new substance or substances with new chemical properties are created. Chemical bonds are broken and formed as a result of this process, which transforms one or more chemicals into one or more new substances. Chemical changes can release or absorb energy (heat, light, or sound), and they are frequently irreversible.

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Answer:

The answer is D: A change in the nucleotide sequence of a gene.

Explanation:

Don't worry about me being wrong. Unfortunately, I figured out the answer the hard way :'). Hope this helps dude.

Answer:

A. Melting the substance doses not change the substance

Explanation:

Growing crops in space is a complex and challenging process, but scientists are making significant progress in developing a self-sustaining food system for astronauts.

As we explore the possibility of living in space for extended periods of time, one of the crucial factors that need to be addressed is the provision of food for the astronauts. To this end, they are conducting extensive research and developing techniques to grow crops in space.

Growing crops in space is not an easy feat. Unlike on Earth, there is no soil, water, or air circulation in space, and plants need these resources to survive. Moreover, the microgravity environment in space affects plant growth and development, making it challenging to achieve a high yield of crops. Therefore, scientists are using innovative methods to overcome these challenges and create a self-sustaining food system in space.

One approach to growing crops in space is to use hydroponic systems. Hydroponics is a method of growing plants in nutrient-rich water without soil. This method is ideal for space because it requires less water than traditional farming and can be easily controlled.

In addition to using innovative growing techniques, scientists are also experimenting with different types of crops that can grow in space. Some of the crops being studied for space agriculture include leafy greens, radishes, tomatoes, strawberries, and wheat.

These crops are ideal for space because they grow quickly, require less water than other crops, and can be grown in hydroponic or aeroponic systems. By selecting the right crops and growing them in controlled environments, scientists hope to create a sustainable food source for astronauts in space.

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The simplest idea of sediment transport is the transportation of granular particles by fluids. The main mechanisms for moving sedimentary materials are gravity, river and stream movement, ice, air, and estuarine and sea currents.

Sediment transport, which refers to the movement of solid particles, is frequently caused by gravitational forces on the sediment or by the motion of the liquid where the silt is entrained (sediment). Mineral sediment is often the consequence of erosion and weathering, whereas organic silt is frequently debris and decomposing matter, such as algae. Transported sediment can contain mineral materials, organic material, chemicals, and pollutants. An alternate name for sediment transport is sediment load. operatives move sediment Wind, Water, Glaciers, and Mass Wasting (gravity).

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The correct answer is Lymphatic vessels- collect extra fluid from body tissues and return them to the blood.

*Tonsils- is a specialized organ in the lymphatic system that is responsible for the body's first protective barrier that fights against infection.

*Thymus- responsible for the production and maturation of the lymphocytes (immune cells).

*Spleen- responsible for storing and filtering blood as well as producing white blood cells.