Order the following events for the complete cell cycle of an autosomal cell on the LEFT and for a gamete on the RIGHT. If something does not take place, write n/a. If something occurs twice, write the first number/the second number in the blank​

Though the understanding of modern science eluded ancient inventors, they were never without the understanding of elementary science such as mathematics. The practical applications of mathematics were utilized in the development of aeolipile.

The famous Library of Alexandria was in its heyday during Heron's time, and Heron is thought to have lectured in the Museum of Alexandria, a meeting place for scientists and academics. It is in these gatherings pertinent and prevailing subjects such as Architectural equipment for lifting huge items, techniques of calculating surfaces and volumes - including a way of computing the square root, war machines, and light manipulation utilizing reflection and mirrors are all examples of inventions.

Rather than focusing on numerical connections and arcane, abstract mathematical concepts, he investigated the practical applications of mathematics. Evidence supporting this claim was the number of inventions that came around the time the aeolipile was invented. These inventions include A coin operated 'Holy Water Dispenser'; A water organ; Heron's Fountain (an instrument that used air pressure to produce a jet of water); The Dioptra (a surveying device); A primitive, programmable robot (automaton) and a fire engine.

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Answer:

The Sun is the major source of energy for organisms and the ecosystems of which they are a part. Producers such as plants, algae, and cyanobacteria use the energy from sunlight to make organic matter from carbon dioxide and water. This establishes the beginning of energy flow through almost all food webs.

Answer:

For example, the building block of carbohydrates is sugar, the building block of lipids is fatty acids, the building block of protein is amino acids and the building block of nucleic acids is the nucleotide.

hope it helps:-)

Fats are carbohydrates, which give the body energy. They also protect the organs and keep the body warm :)

The frequency of tusklessness is increasing in the African elephant population because evolition which occurs by means of natural selection selects elephants that are tuskless for survival.

Natural selection is a process by which organisms with featuresthat make them best suited for survival in their environment are selected for survival.

These traits are present in these organisms as a result of evolution.

The traits that are naturally selected enhances the ability of the organism to survive.

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Answer:

carbon cycle, neutral, and decomposition

Answer:

A.

Explanation:

Animals migrate further south to warmer locations. Animals such as bears and squirrels come out of hibernation.

Answer:

Hope the above picture might help you :)

Both the root hair and the intestine's villi play a role in increasing the surface area for absorption.

It is a filamentous extension of an epidermal cell of the root that aids in mineral and water absorption.

They both increase the surface area for absorption.

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A gamete can end up with an extra chromosome when there is an error during the process of cell division known as meiosis.

Meiosis is a type of cell division in which the chromosome number is halved from diploid to haploid. In humans, diploid cells have 46 chromosomes while haploid cells have 23 chromosomes, which are necessary for sexual reproduction to occur. During meiosis, homologous chromosomes pair up, exchange genetic material, and then separate from each other. Then, the chromatids within each chromosome separate, which results in the formation of four haploid daughter cells. In some cases, there may be an error in the process of meiosis. If the chromosomes do not separate properly during meiosis, a daughter cell may end up with an extra chromosome or may be missing a chromosome, which is called nondisjunction. When a gamete has an extra chromosome, it is known as trisomy. For example, Down syndrome is caused by trisomy 21, which means there are three copies of chromosome 21 instead of the normal two.

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A brief summary of what discoveries that occurred in  each year in relation to the studies about  DNA is given as follows:

Deoxyribonucleic acid (DNA) is a polymer made up of two polynucleotide chains that coil around one another to create a double helix. The polymer contains genetic instructions for all known organisms and viruses' genesis, functioning, growth, and reproduction. Nucleic acids include DNA and ribonucleic acid.

The information molecule is DNA. It holds instructions for the production of larger molecules known as proteins. These instructions are kept within each of your cells and are dispersed across 46 lengthy structures known as chromosomes. These chromosomes are composed of thousands of shorter DNA pieces known as genes.

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Answer:

Nondisjunction

Explanation:

Yes, the birds are likely related based on the fact that they all have the same size band on the electrophoresis gel after PCR amplification.

One method for determining the impact of microorganisms routinely cultured from humans is to evaluate the consequences of their colonization in the absence of other organisms, which can be accomplished using germ-free animals. Here's a step-by-step explanation:

1. Obtain germ-free animals: These are animals that are born and raised in a sterile environment, ensuring they have no exposure to other microorganisms.
2. Introduce the microorganism of interest: Isolate the specific microorganism you want to study from a human sample and introduce it into the germ-free animal.
3. Monitor the animal's health: Carefully observe the animal for any changes in its health or behavior, which may indicate the effects of the microorganism.
4. Collect samples from the animal: Periodically collect samples from the animal, such as blood or tissues, to study the interactions between the microorganism and the host.
5. Analyze the data: Compare the health, behavior, and molecular changes observed in the germ-free animals colonized with the microorganism to those in control animals without the microorganism.
6. Draw conclusions: Based on your findings, determine the impact of the microorganism on the host and the consequences of its colonization in the absence of other organisms.

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Answer:

A

Explanation:

The spider has multiple eyes to help its vision, which in turn helps the spider respond to the environment.

Answer: A) All the traits of an organism

Explanation: Genes are responible for type of hair or hair color, eye color or eye shape, skin tone, body figure, height, and etc.

Answer:

Proteins are made up of hundreds or thousands of smaller units called amino acids, which are attached to one another in long chains. There are 20 different types of amino acids that can be combined to make a protein.

The negative effect of Deforestation on the environment includes biodiversity loss, soil erosion, water pollution, and desertification. So option B is correct.

Deforestation is the process of removing trees from a forest to facilitate human activities. Deforestation is a major environmental issue as it can lead to biodiversity loss, habitat destruction, water pollution, and soil erosion.

The most common definition of deforestation is the felling of trees by humans. However, deforestation can also be caused by natural events such as floods or fires. Deforestation is most commonly used to clear land for agricultural purposes or to harvest timber from fallen trees.

The rapid decimation of forests is causing a biodiversity crisis unprecedented in history. The primary impact of deforestation on wildlife is habitat destruction. Many factors associated with the destruction of trees contribute to the extinction of species. Land erosion removes nutrients from the soil, which is a major source of food for animals and plants.

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Darwin explained that the many different species of finches on the Galapagos Islands had evolved from a single ancestral species through a process of natural selection. Differences in the shape of their beaks,  were shaped by their environment and the availability of food.

During his famous voyage on the HMS Beagle, Charles Darwin observed many different species of finches on the Galapagos Islands, each with a slightly different beak shape that was adapted to the specific food source available on their respective islands.

Darwin proposed that these different beak shapes were the result of natural selection, a process by which individuals with advantageous traits are more likely to survive and reproduce. Over time, this can lead to the accumulation of genetic changes that result in the formation of new species.

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Answer:

The average speed of the fish is:

Explanation:

You must take into account that the fish swims 10 laps, so you must multiply the perimeter by 10 to obtain the total meters swam:

Now, you just must divide the total meters swam by the number of minutes that the fish took to do this, so:

Remember, ever you do an exercise like this, you must check the units, I mean, the units that the exercise wants to be the same you use, in this case, the average speed of the fish is 60 m/min.

Answer:

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Explanation:

Answer:

Once fertilization has occurred, the embryo develops within the female gametophyte, and the ovule becomes the seed, complete with a food source (the gametophyte tissue) and a seed coat (the integument).

Answer:

peaceful protests, and encouraging voting for politicians wanting to conserve forests

To change the motion of an object, inertia must be overcome by a force acting on the object. Therefore, option (B) is correct.

Inertia is a property of matter that describes an object's resistance to a change in motion. In other words, an object at rest will remain at rest, and an object in motion will continue moving in a straight line at a constant speed, unless acted upon by an external force.

The mass of an object affects its inertia; the more massive an object is, the more inertia it has. Inertia is a fundamental concept in physics, and it plays a role in understanding many physical phenomena, from the motion of planets in space to the behavior of objects in everyday life.

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The professor gave samples from seven fern species and one moss. The most likely reason of her giving the moss sample is to serve as an outgroup. An outgroup is a taxon that is closely related to, but not a member of, the group being studied.

It serves as a reference point for comparison, providing a basis for identifying the shared and derived characters that distinguish the members of the ingroup (the group being studied) from other taxa. By comparing the characters of the ingroup and outgroup, one can identify which characters are unique to the ingroup and which have been inherited from a common ancestor. In this case, the lily is not an orchid species but is closely related to orchids, so it is a suitable outgroup for constructing a phylogenetic tree of orchids. By comparing the characters of the orchids and the lily, one can identify which characteristics are unique to the orchids and which have been inherited from a common ancestor. This allows for the identification of shared derived characters, which can be used to group the orchids into related clades on the phylogenetic tree.

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The given question is incomplete. The complete question is as follows:

Your professor wants you to construct a phylogenetic tree of orchids. She gives you tissue from seven orchid species and one lily. What is the most likely reason she gave you the lily?

A. to see if the lily and the orchids show all the same shared derived characters

B. to see if the lily is a cryptic orchid species

C. to serve as an outgroup

D. to demonstrate likely homoplasies

S. aureus possesses mechanisms to tolerate extreme conditions, such as salt, pH, temperature, and desiccation, which contribute to its pathogenicity.

Staphylococcus aureus, a bacterium commonly found on the skin and mucous membranes of humans, has developed various adaptations that allow it to survive in diverse environments. It exhibits remarkable resistance to extremes of salt concentration, pH levels, temperature, and desiccation, which are encountered in different niches of the human body and in the environment.

S. aureus can thrive in high-salt environments, such as on the skin or in salt-rich body fluids, due to its ability to regulate osmotic balance. It possesses transporters and enzymes that help it maintain cellular integrity and function in the presence of high salt concentrations.

In terms of pH tolerance, S. aureus can withstand both acidic and alkaline conditions. It has mechanisms to regulate its internal pH and counteract the effects of external pH fluctuations. This enables the bacterium to adapt and survive in various host environments, including the acidic conditions of the stomach and the alkaline conditions of the intestine.

S. aureus is also capable of surviving extreme temperatures. It can endure both high and low temperatures, allowing it to persist in different body sites and environmental conditions. The bacterium has heat shock proteins and other protective mechanisms that help it maintain essential cellular functions under temperature stress.

Furthermore, S. aureus exhibits resistance to desiccation, meaning it can survive in dry conditions with limited water availability. This ability enables the bacterium to persist on surfaces, such as medical equipment or inanimate objects, and contribute to the spread of infections.

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The human DNA analyze is usually conclusive evidence about a crime, since each individual has their unique genetic code. Fritz results were inconclusive, therefore the sample did not showed a result corresponding to the one on the crime scene. In this case Fritz is not guilty of shoplifting.

The bacteria that ferment milk lactose, producing acids that curdle milk are lactic acid bacteria (LAB).

Lactic acid bacteria are bacteria that responsible for the fermentation of lactose, which is the primary sugar found in milk. The most common lactic acid bacteria used in the fermentation of milk are Lactococcus lactis and Lactobacillus bulgaricus. These bacteria convert the lactose in milk into lactic acid, which causes the milk to curdle and form yogurt or cheese.

Other lactic acid bacteria that can be used in the fermentation of milk include Streptococcus thermophilus and Lactobacillus acidophilus. These bacteria are also used in the production of fermented milk products such as kefir and sour cream. In summary, lactic acid bacteria (LAB), including Lactococcus lactis, Lactobacillus bulgaricus, Streptococcus thermophilus, and Lactobacillus acidophilus, are responsible for the fermentation of milk lactose, producing acids that curdle milk.

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