what is the number of chromosomes in body cells, if in germ cells that number is n?​

Answer:

Spleen: This largest lymphatic organ is located on your left side under your ribs and above your stomach.  

Thymus: This organ is located in the upper chest beneath the breastbone. It matures a specific type of white blood cell that fights off foreign organisms.

Tonsils and adenoid: These lymphoid organs trap pathogens from the food you eat and air you breathe. They are your body’s first line of defense against foreign invaders.

Explanation:

Answer:

It means that the anatomical characteristics found by Dr. White, are different enough for him to affirm that what he found does not belong to the species of the Chimp or to the human being.

Explanation:

This question refers to the 4.4 million-year-old partial skeleton of Ardipithecus ramidus, which Dr. Tim White and his colleagues discovered in 1994. Upon realizing that this skeleton, possibly belonged to a primate, everyone was caught up in the research, thinking that it could be an ancestor of human beings, however, the anatomical characteristics of this skeleton, diverged greatly from those found in Chipanzé skeletons and human skeletons, which made Dr. Tim conclude that the skeleton did not belong to any of these two species and indicated a different species.

The first scenario's price of X insurance will be greater than $500, while the second scenario's price of X insurance depends on the results of the genetic test.

a) If the government passes a law that prevents insurance companies from getting the results of a customer's genetic test for X, the new price of X insurance will be greater than $500.

b) If insurance companies have access to the results of genetic tests and they require all customers to get the test, the insurance company will change its price of X insurance as follows: if the test shows that a customer has the gene, the insurance company will raise the price of insurance to $800 to cover the expected treatment cost of $10,000 (with probability 1). In contrast, if the test shows that a customer does not have the gene, then the insurance company will lower the price of insurance to $100 to cover only administrative costs, assuming there is no risk of developing the disease.

According to these two scenarios, the first scenario's price of X insurance will be greater than $500, while the second scenario's price of X insurance depends on the results of the genetic test.

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If an organism has high biological fitness in one environment, it does not  mean  that it would also have high biological fitness because  if they are in a different environment, their traits would lose their usefulness.

In biology, fitness refers to an organism's capacity to reproduce effectively and pass on its genes to the next generation of its species. In its most basic form, the higher an organism's degree of fitness, the more successfully it may reproduce in its lifetime.

This specifically refers to the effective transfer of advantageous genes to future generations, as opposed to genes that are not transmitted.The organism with the highest degree of biological fitness is the one that can generate the greatest number of offspring who survive to adulthood (breeding age).

This is because these creatures successfully pass on their genes (genotypes and phenotypes) to the next generation, whereas those with lower fitness pass on their genes at a slower pace (or, in extreme cases, not at all).

Absolute fitness is measured by the total number of genes or offspring (genotypes or phenotypes) passed down to the following generation throughout the course of an organism's life. To calculate absolute fitness, multiply the number of successful children with a certain phenotype (or genotype) by the % probability of surviving to adulthood.

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Answer:

The Iroquois Confederacy would be your answer.

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Humans have specialized respiratory organs called lungs for gaseous exchange, while flowering plants have tiny openings on their leaves called stomata. Both structures serve the purpose of facilitating the exchange of gases, but they differ in their location, structure, and mechanism.

In humans, the respiratory system consists of the lungs, bronchi, bronchioles, and alveoli. The primary site of gaseous exchange is the alveoli, which are small air sacs located at the ends of bronchioles within the lungs. The alveoli have thin walls and are surrounded by a network of capillaries, allowing for efficient diffusion of oxygen into the bloodstream and removal of carbon dioxide.

In flowering plants, gaseous exchange occurs through specialized structures called stomata, which are tiny openings found on the surface of leaves and stems. Stomata are surrounded by guard cells that control their opening and closing. When stomata are open, gases can diffuse in and out of the plant. This allows for the exchange of oxygen and carbon dioxide needed for photosynthesis and respiration.

While both structures facilitate gaseous exchange, there are significant differences between lungs and stomata. Lungs are internal organs located within the chest cavity, whereas stomata are external structures on the surfaces of plant organs. Lungs have a complex structure with a vast surface area for efficient gas exchange, whereas stomata are simple openings. Additionally, the mechanism of gaseous exchange in humans involves the inhalation and exhalation of air, while in plants, it occurs passively through diffusion.

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Answer:

thanks

Explanation:

c

Answer:

answer is B) x

Explanation:

i just took the quiz on edge

The chart shows information regarding the four ecosystems that has the highest biodiversity. As per the table ecosystem, X has the highest diversity. Hence option B is correct.

An exosystem is the system of ecological interaction of different environments and can be on land and in water. The system is dynamic and thus offers a wide range of species.

The ecosystem is thus a biodiversity hotspot and as per the table, the ecosystem X gets more of the high temperature and has s size square of 100 miles.

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Answer:

I suppose that a rabbbit who gives birth in 4 months sounds correct.

Explanation:

Biotic potential is described by the unrestricted growth of populations resulting in the maximum growth of that population. Biotic potential is the highest possible vital index of a species; therefore, when the species has its highest birthrate and lowest mortality rate. So the rabbit giving birth in 4 months has better Biotic Potential because it has a more higher rate in population compared to the elephant.

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Answer:

It allows material to stay in and prevent outside material from entering

Explanation:

Answer:

sealed evidence must be opened at a location other than the sealed/signed edge

Explanation:

Emphasis than ever on physical evidence, the chain of custody and the integrity of the evidence is being carefully examined and often challenged.

All items of evidence must be properly sealed and marked with the initials and date of the ... SLED Forensic Services Laboratory is located on the right.

Most adult humans have 24 ribs, 12 on each side of the thoracic (chest) region of the body.

The ribs are long, curved bones that wrap around the chest, helping to protect the heart, lungs, and other organs. The first seven pairs of ribs are called "true ribs" because they attach directly to the sternum (breastbone) via cartilage.

The next three pairs of ribs are called "false ribs" because they attach to the sternum indirectly or not at all. The last two pairs of ribs are called "floating ribs" because they are only attached to the spine and not to the sternum or other ribs.

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The statement stands for false, i.e. "all mammals have an embryo that develops with a placenta".

Some mammals lay eggs and their embryos develop outside the body of the mother and others have placentas that are much less developed. An embryo is a multicellular organism that is in the early stages of its development. It starts after fertilization, which is when the sperm fuses with the egg and ends when the organism is fully formed. In placental mammals, the placenta is the main organ that supplies oxygen, nutrients, and waste removal to the developing fetus, allowing it to grow and develop inside the mother's body.

But, some mammals, such as monotremes and marsupials, have a much less developed placenta or no placenta at all. The monotremes are the only mammals that lay eggs, and the marsupials' young are born in an underdeveloped state and continue to develop outside the mother's body, attached to a teat. These animals' placentas are very short-lived, providing only a minimal amount of nourishment to the young, if any.

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An isopod, often known as a terrestrial crustacean, is a type of non-insect arthropod and is the scientific name for the pillbug, Armadillidium vulgare (Latreille).

When I was a child, I named them pill bugs, while other people called them potato bugs. They may also go by the names tomato bugs, sow bugs, wood bugs, armadillo bugs, doodle bugs, roly-polies, carpenters, or boat builders in the United States and Canada.

There are no known risks that pill bugs bring to people. They don't spread disease or taint food. Due to its propensity to roll into a ball when disturbed, it is frequently referred to as a roly-poly.

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A technological application that uses biological systems or living organisms to make or modify products or processes for specific use is called biotechnology.

Biotechnology is the branch of science that deals with the usage of living systems for making human lives easier.

Through biotechnology, products are either modified or produced in such a manner through living systems that they can benefit humans.

Examples of biotechnology include copying of DNA through PCR, DNA cloning, production of vaccines etc.

Biotechnology is an emerging field and is doing wonders in helping humans to sustain life and make the world a better place.

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The backbone of DNA and RNA is composed of sugar phosphate. DNA is double-stranded due to interactions between adenine, cytosine, guanine, and thymine, which are nucleotide bases. Uracil is a pyrimidine nucleotide base.

DNA is the hereditary material of humans and almost all organisms. It carries genetic information. DNA is deoxyribonucleic acid and RNA is ribonucleic acid. DNA is double-stranded while RNA is single-stranded. Both DNA and RNA are protein derivatives. The base is formed of sugar phosphates. Both these carry nucleotide bases on them. Adenine, guanine, cytosine, uracil, thymidine, etc are examples of nucleotide bases. Among that adenine and guanine are purines. Cytosil Uracil and thymidine are pyrimidines.

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C) The sister chromatids are separated from each other.

The structure of the (r)-2-methyl-butane nitrile is attached below.

Butyronitrile is a colorless liquid with a sharp choking odor. Used as pharmaceutical intermediate chemical and poultry medicine. Nitriles are organic compounds in organic chemistry, also called cyano compounds. This class of organic compounds contains cyanide as a functional group with the formula -C ≡ N. Inorganic compounds with -CN groups are called cyanides. Nitriles are organic chemicals containing a cyano functional group (subunit) CN- in which carbon and nitrogen atoms share a triple bond. H. C≡N-. The general formula for nitriles is RCN, where R is an organic group. 

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Reserves of food. reserves of fat, carbohydrates, or (rarely) protein that are found in cells and tissues and serve as a vital energy reserve that can be released and used to produce ATP when the body needs it.

Animals, for instance, store fat in adipose tissue while storing carbohydrates in the form of the storage molecule glycogen in the liver and muscle cells. Starch, which can be found in seeds (where it is mobilised at germination) and perennating organs (see perennation), is a major storage compound in plants. Some species also use oils as significant storage materials (e.g. in the seeds of the castor-oil plant). The barley grain's endosperm, which is the biggest tissue, is frequently referred to as the "starchy endosperm."

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Answer:

internally

Explanation:

In mammals, fertilization takes place internally in the protected environment of the ampulla of the oviduct, as opposed to external fertilization where sperm and egg meet outside the parent's body (e.g., as in fish, reptiles, amphibians and invertebrates).

There are different types of cell organelles are present inside the cell. These different organelles have different functions.

Some examples of cell organelles are the nucleus, cell membrane, mitochondria, Golgi apparatus, lysozyme, vacuole, cytoplasm, and chloroplast. These are just a few examples of cell organelles, and there are other specialized structures present in specific cell types. Each organelle contributes to the overall functioning and organization of the cell, enabling it to carry out its essential processes.

The correct labeling of the given diagram is:

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Answer:

by looking at a punnet square.

Explanation:

those always help me, i did this last year:) hope this helps:))

The photosynthesis divided into 2 different stages (light reactions and dark reactions) because light reaction forms ATP and dark reaction utilizes the ATP.

Light Reaction:

There is light present throughout this procedure. Since this reaction takes place in light, it is formally known as the photochemical phase. The chlorophyll, which contains thylakoids of chloroplasts, is where the light reaction occurs.

A number of processes can be used to partition the light response.

1. Chlorophyll may absorb certain wavelengths of light.

2. Water undergoes photolysis during the light response.

3. O2 is produced during photosynthesis; it is derived from H2O and is taken up from the soil.

4. There is an ATP and NADPH2 synthesis. Photophosphorylation is the term used to describe ATP synthesis in the presence of light. A unique molecule called NADP that has been activated by an electron takes up the H+ ion created during photolysis.

Dark Reaction:

CO2 is reduced by a method that is not dependent on light. It is actually a biological procedure. Despite not requiring light, it uses energy and the reducing agent that was synthesised in the previous phase. Thus, it is also known as a biological reaction or a dark reaction. The stroma, or cavity of the chloroplast, is where this step's processes take place. Because the initial product includes 3 carbon atoms, this stage is also known as the Calvin cycle or C3.

The Calvin cycle is involved in the assimilation of carbon. In this cycle, carbon is assimilated as phosphoglyceric acid (PGA), a molecule with three carbon atoms. C3 is the cycle's name, and the plants that contain it are known as C3plants. 

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Answer:

This test is called TB Skin Test.

Some people who are infected with both HIV and TB bacteria will not react to the TB skin test. This is because the immune system is not working properly. Anyone who is HIV infected and has a negative skin test should also have other medical tests, if they have symptoms of TB disease.

The bones function as lever in coordination with muscular body system.

Bones are the type of tissues that provide the body its actual shape and structural framework. They are hard and calcareous on the outside but have a soft inner spot. The bones are comprised of calcium and phosphorus minerals. There are a total of 206 bones inside an adult human.

The muscular system of the body is comprised of the muscle tissues. There are three categories of muscles: skeletal, smooth and cardiac. The smooth and cardiac muscles can maintain their own movement but skeletal muscles are attached with the bones to facilitate their movement.

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Answer:

I know I am too late to help you, but I couldn't find an answer when looking for this question. I got it right and it is A. an explanation of phenomena that can be accepted as true because it is supported by repeated observations and experimentation.

Explanation:

Evolution by way of natural selection is most likely an explanation of phenomena that can be accepted as true because it is supported by repeated observations and experimentation. The correct option is A.

Natural selection is the process through which organisms that are more adapted to their environment tend to survive and reproduce more than those that are not. Tree frogs, for example, are occasionally eaten by snakes and birds.

Evolution is a process in which living things or other evolve or change over time. Natural selection is also a reason for evolution, which takes a large amount of time.

Therefore, the correct option is A. an explanation of phenomena that can be accepted as true because it is supported by repeated observations and experimentation

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Some forces can be qualify as constructive and destructive in a same time, being common in volcanoes, deposition, erosion, and weathering. Constructive forces include volcanic eruption, deposition of sediment, and crustal derfomation, while weathering and erosion are destructive forces. The flat result of a region can be describes by the weathering keeps the plain flat over time, and deposition brings more soil and sediments in.

Answer:

Good question! Hamburgers actually get their name from Hamburg, Germany, home of a cut of beef called the Hamburg steak that eventually evolved into what we now consider hamburgers

The prokaryotic cells appear much smaller than the aquatic cells when compared to the eukaryotic cells.

Prokaryotes are one of the oldest groups of living organisms on the planet, with fossil records dating back nearly 3.5 billion years. Prokaryotic cells are those that lack a true nucleus or membrane-bound organelles. These are microbes with one cell. Bacteria and Archaea are examples of prokaryotes, while cyanobacteria are examples of photosynthetic prokaryotes.

Eukaryotes are larger and more complex than prokaryotes. Except for Kingdom Monera, they include almost all of the major kingdoms.

Eukaryotes have a cell wall, which supports and protects the plasma membrane. The plasma membrane surrounds the cell and regulates the entry and exit of various substances.

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Scenario A is most likely to lead to Speciation

Speciation is the development of an entirely new species from a given population over the course of evolution.

A group within a species undergoes speciation when it diverges from other individuals in the species and acquires its own distinct traits. The new species will be distinct from its ancestors due to environmental requirements or individual traits of the members of the new group.

Speciation requires:

.Geographical barrier.

.Natural selection.

.Genetic drift.

.Large mutation.

Here scenario is the only case where all conditions are met as eventual changes to the same provide a Geographical barrier.

Certain individuals have predator evasive traits which favor natural selection

The movement of fishes from Upstream stream to Down the stream is genetic drift.

So in the situation A the speciation will most likely to occur because of the invasive of the predators.

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