10. Which of the following is true about the cells formed from mitosis? *
1 point
A.Each cell from the division will contain the same genetic information as the parent cell.
B.The two cells created will have different genetic information.
C.The cells formed during mitosis are called sister chromatids.
D.The cells produced will have half of the normal number of chromosomes

Answer:

Natural selection, the most dominant evolutionary force, is a main mechanism that is responsible for the diversity of species on Earth today. Yet, it is through evolution that we also understand the unity of all life.

Explanation:

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A reducing agent is a substance that donates electrons or reduces another substance by causing a decrease in its oxidation state.

Among the options given, an antioxidant is a reducing agent. Antioxidants are substances that can inhibit oxidation and prevent or slow down damage to cells caused by reactive oxygen species. They achieve this by donating electrons to reactive oxygen species, effectively reducing their activity and preventing oxidative damage.

Antiseptics, disinfectants, and bleach are not typically considered reducing agents as their primary function is to kill or inhibit the growth of microorganisms rather than participating in redox reactions.

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Meiosis I is distinct in that genetic variation is created through crossing over and random positioning of homologous chromosomes (bivalent chromosomes). Furthermore, during meiosis I, the chromosomal number is reduced from diploid (2n) to haploid (n).

Anaphase I of meiosis is distinguished by homologous chromosomal separation. This reduces the number of chromosomes to half of what was present in the mother cell.

During meiosis, the ploidy of eggs and sperm is reduced from diploid (2n) to haploid (1n). The normal diploid (2n) chromosomal complement is restored with the successful merger of egg and sperm.

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The presence of a joint capsule is associated with synovial joints.

A synovial joint, also called diarthrosis, is the most frequent and movable joint type in the human body. Synovial joints are distinguished by their structure and can be classified into six types based on the shape and number of articulating surfaces.

A synovial joint has a fibrous capsule that encloses the joint cavity and forms a protective barrier around it. The capsule has two layers, an outer fibrous layer, and an inner synovial membrane layer.

The synovial membrane secretes a viscous synovial fluid that lubricates the joint surfaces and minimizes friction. The joint capsule, along with ligaments, muscles, and tendons, gives stability to the joint.

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Answer: b

Explanation: I took the test

Cyanobacteria are important to the evolution and advancements of other life forms on Earth because they: B. produced oxygen from photosynthesis.

Cyanobacteria is scientifically referred to as Cyanophyta and it can be defined as a group of single-celled, prokaryotic photosynthetic bacteria that live in aquatic habitats (water) and moist soils.

Additionally, this division of microorganisms are capable of manufacturing their own food through a process known as photosynthesis, which typically leads to a release of oxygen into the ecosystem.

In conclusion, Cyanobacteria are very important to the evolution and advancements of other life forms on planet Earth because they help in the production of oxygen through photosynthesis.

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4, 1, 3, 5, and 2 should be the proper order of translation steps

The translation's steps are-

Following the transcription of DNA into RNA in the cell's nucleus, the ribosomes in the cytoplasm create proteins through a process known as translation. The procedures are listed for the translation in order from 1 to 5 in accordance with the query. As a result, the procedure is split up into different stages.

The empty tRNA goes away and then takes up another complementary amino acid, forming the proper sequence with the anticodon of the tRNA and its attached amino acid.

A peptide bond is created by the ribosome. Up until the ribosome encounters a stop codon on the mRNA, this sequence is repeated.

The empty tRNA goes to another matching pair of amino acids once the tRNA's anticodon has been linked to an amino acid and paired with the Condon. The next sequence is created when the second specifies the amino acid.

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The above question is incomplete. Check complete question below-

Put the steps of translation in the correct order from 1-5.

The receptor that are receiving persistent neurotransmitters will be in a continuous state of excitation which can be harmful.

The chemical substances that is mandatory for the transmission of signals in the body is referred to as neurotransmitters.

Any remaining neurotransmitter is subsequently destroyed or reabsorbed into the transmitting neuron.

The receptor that are receiving persistent neurotransmitters will be in a continuous state of excitation which can be harmful.

Thus, it is necessary that the neurotransmitters gets reabsorbed if in excess.

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MRSA (Methicillin-resistant Staphylococcus aureus) is resistant to several β-lactam antibiotics, including penicillins, due to the acquisition of a gene called mecA, which codes for the production of an alternative penicillin-binding protein (PBP2a) with low affinity for these antibiotics.

However, resistance to penicillins can also occur through the production of β-lactamases (enzymes that break down β-lactam antibiotics), which is a common mechanism of resistance among Gram-negative bacteria.

In this case, knocking out the penicillinases in MRSA would not have any effect on the production of PBP2a, which is the primary mechanism of resistance to penicillins in MRSA. Therefore, the bacteria would still be resistant to several penicillins, despite the lack of penicillinase production.

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Answer:

Permian has the last amount of biodiversity since the period was covered with lava and ashes

Answer:

Tendon sheaths act as friction-reducing structures.

Explanation:

Tendon sheaths are fibrous tissue that is around tendons to protect and make the movements of these smoother. For example, they reduce the friction of the flexors and extensors tendons of the hand. These are tendons that we constantly use to open and close our hands when we want to grab objects. Without the sheath, the tendons will not move easily, and due to the excessive use, there can be inflammation.

The sheats have two layers, one internal, which is a synovial one that produces synovial fluid to lubricate the tendon, and the external, which is a fibrous layer.

The seven parts of the female reproductive system are: Ovaries, Fallopian tubes, Uterus, V*gina, Cervix, Vulva, Bartholin's glands

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The study revealed the presence of rare coding variants associated with blood pressure variation in the examined population of 15,914 individuals of African ancestry.

Further research may be needed to understand the specific mechanisms by which these variants influence blood pressure levels.

Based on the terms you provided, it seems like you are asking about the rare coding variants associated with blood pressure variation in 15,914 individuals of African ancestry.
Answer: The study conducted on 15,914 individuals of African ancestry found rare coding variants that are associated with blood pressure variation.
1. The study involved a large sample size of 15,914 individuals of African ancestry.
2. Rare coding variants were identified in these individuals.
3. These rare coding variants were found to be associated with blood pressure variation.
4. The study suggests that these variants may play a role in influencing blood pressure levels in individuals of African ancestry.

In conclusion, the study revealed the presence of rare coding variants associated with blood pressure variation in the examined population of 15,914 individuals of African ancestry. Further research may be needed to understand the specific mechanisms by which these variants influence blood pressure levels.

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Answer:

Neither are created or destroyed.

Explanation:

Assimilation (the process by which plants and animals incorporate the NO3-) is the process when plants and animals use and incorporate the nitrogen and ammonia previously formed through nitrogen fixation and nitrification.

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Blood pressure is defined as the pressure that is exerted by the blood on the blood vessel, and the normal adult has a blood pressure of 120/80 mmHg, where 120 is the systolic pressure and 80 is the diastolic pressure.

Blood pressure varies depending on gender, health, and other factors, and the normal blood pressure is 120/80. If the blood pressure goes beyond 120, it is not normal, and if it goes below 80, it is also not a healthy sign.

Hence, blood pressure is defined as the pressure that is exerted by the blood on the blood vessel, and the normal adult has a blood pressure of 120/80 mmHg, where 120 is the systolic pressure and 80 is the diastolic pressure.

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The term "rock cycle" refers to the process by which molten magma cools and transforms into an igneous rock.

At or near the earth's surface, weathering (the process of breaking down rock) and erosion (the process of transferring rock material) reduce rocks to ever-tinier fragments. These more minute rock fragments, such as sand, silt, or mud, can be deposited as sediments, which then harden or lithify to form sedimentary rocks.

Weathering can be classified as biological, chemical, or mechanical. Chemical weathering is the process by which rain gradually eats away at rocks because rain is actually somewhat acidic. Animals and plants can also degrade rocks.

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Taxonomy refers to the classification of different organisms into different categories according to their characteristics and relationship. Categories are species, genus, family, order, class, phylum, kingdom, domain.

Taxonomy is the study of different organisms and their classification into different categories. These classifications are done according to the organisms' morphological and molecular characteristics and evolutionary relationships. Finally, a binomial name is assigned to each of them.

The classification categories are:

In the exposed table, from the most specific classification to the most general one,

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Answer:

meiosis is important because it ensures that all organisms produced via sexual reproduction contain the correct number of chromosomes. Meiosis also produces genetic variation by way of the process of recombination

The process by which the land does experience a rapid change is by freezing and thawing.

The land is the outermost part of the earth's crust on which plants do grow. We know that the growth of the plants on the land is because the land is composed of the soil which is filled with the diverse nutrients that the plants need in order to grow.

There are two ways in which there could be changes in the temperature of the land that may be designated as dramatic and these are; freezing and thawing.

In this process, there would be very cold temperatures as the snow is falling and does saturated the ground. In fact, in most cases, the temperature of the land may get less than 1 degree.

There could be a later time that the snow that has filled everywhere would be melted by the sunlight that emerges intermittently.

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Answer:

A) Using a safe fountain for clean drinking water

Explanation:

B) Using disposable paper cups for drinking water harms trees

C) Buying a plastic water bottle for drinking water non-biodegradable

D) Buying a steel water bottle for drinking water harms natural steel deposits

Answer:

a. USING A SAFE FOUNTAIN FOR CLEAN DRINKING WATER

Explanation:

correct on biology a p e x quiz as of april 27 2021

Answer:The Microscope

Explanation:

Answer:

The cells that enter meiosis II are the ones made in meiosis I. These cells are haploid—have just one chromosome from each homologue pair—but their chromosomes still consist of two sister chromatids. In meiosis II, the sister chromatids separate, making haploid cells with non-duplicated chromosomes.

Explanation:

The information that codes for traits is carried by DNA (option a).

After many years of scientific research on heredity, scientists made the discovery that the information that codes for traits is carried by DNA. This finding revolutionized our understanding of genetics and inheritance.

1. Early research on heredity:

  Scientists had long been interested in understanding how traits are passed from parents to offspring. Early studies by Gregor Mendel in the 19th century laid the foundation for our understanding of inheritance patterns.

2. Identifying the molecule of heredity:

  In the mid-20th century, scientists were eager to uncover the molecule responsible for transmitting genetic information. They hypothesized that proteins, which are abundant in cells, might carry the hereditary information.

3. The role of DNA:

  Through a series of experiments, including the famous Hershey-Chase experiment in 1952, it was established that DNA, not proteins, is the molecule responsible for transmitting genetic information. This experiment demonstrated that DNA, rather than proteins, is the material that enters bacterial cells and carries the genetic instructions.

4. Structure and function of DNA:

  The discovery of the structure of DNA by James Watson and Francis Crick in 1953 revealed how the information is stored and transmitted. The double helix structure of DNA, with its sequence of nucleotides, provides the code for the traits and characteristics of living organisms.

5. Confirmation through further research:

  Over the years, additional studies, including the Human Genome Project, have further confirmed that DNA carries the genetic information that determines inherited traits in all living organisms.

In conclusion, after years of scientific research, scientists discovered that the information that codes for traits is carried by DNA, not proteins, RNA, or coded proteins passed down over generations. This breakthrough has had a profound impact on our understanding of heredity and genetics.

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Answer:

40 girls

Explanation:

The given statement "that osmosis is the net movement of molecules or atoms from a region of high concentration to a region of low concentration as a result of random motion of the molecules or atoms" is true because osmosis help to regulate molecules concentration.

Osmosis is a physical  miracle that occurs when  motes move from an area of advanced  attention to an area of lower  attention. This occurs when there's a difference in solute  attention between two areas separated by a semi-permeable membrane. A semi-permeable membrane is one that allows some  motes to pass through while blocking the passage of others.

As a result of the difference in  attention, the with a advanced  attention are naturally drawn to the area with a lower  attention. This is because the  molecules  want to reach an equilibrium state, where both areas have the same  attention of  motes. This process of osmosis is used in a variety of fields,  similar as water filtration.

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Answer:

amino acids are the monomer of proteins and proteins do almost everything in the body ( think enzymes ).

Answer:

A business leader's point of view on genetic engineering may vary, but generally, they might consider the following aspects:

1. Problems:

  - Ethical concerns: Manipulating genes can raise questions about playing "God" or altering nature.

  - Regulation and compliance: Strict regulations can make it challenging for businesses to develop and commercialize genetically engineered products.

  - Public perception: Negative public opinion can hinder the acceptance of genetically engineered products.

2. Consequences:

  - Increased productivity: Genetic engineering can lead to improved crop yields, disease-resistant plants, and enhanced nutritional content.

  - Medical advancements: Genetic engineering can contribute to new treatments, therapies, and vaccines.

  - Environmental impact: Some genetically engineered organisms can reduce the need for pesticides or help clean up pollution.

3. Affected parties:

  - Consumers: They may benefit from improved products but also face potential health risks or ethical concerns.

  - Farmers and producers: They can benefit from higher yields and lower input costs but may face dependency on specific companies for seeds and technology.

  - Competitors: Companies working in the same industry may experience increased competition or need to adapt to new technologies.

4. How people are affected:

  - Health: Genetically engineered products may offer health benefits, but there are concerns about long-term effects and unintended consequences.

  - Economic: The technology can create new markets and job opportunities, but may also lead to job losses in traditional industries.

  - Social: Public opinion and ethical debates can influence the acceptance and integration of genetically engineered products into society.

5. Other related issues:

  - Intellectual property: Patent protection and ownership of genetic information can lead to legal disputes and monopolistic practices.

  - Global inequality: Access to genetic engineering technology may be limited in developing countries, exacerbating existing inequalities.

  - Biodiversity: The widespread use of genetically engineered organisms could impact the natural ecosystem and reduce biodiversity.

Explanation:

Answer:

A species of worm in which there are distinct male and female individuals is described as dioecious.

Explanation:

The characteristic feature of nuclear division in unicellular eukaryotes is that chromosomes are separated by the mitotic spindle, but the nuclear envelope remains intact during division.

Eukaryotes are organisms with cells that have a nucleus and other membranous organelles. Unicellular is a single-celled organism. Unicellular organisms usually live in 2 ways, namely individually, and in colonies (gathering). Unicellular organisms are simpler than multicellular organisms.

Unicellular eukaryotic organisms are unicellular and eukaryotes. They are membrane-bound true nuclei and other membrane-bound organelles. Examples of eukaryotic unicellular organisms are fungi, yeasts, protozoa, and protists.

In unicellular organisms such as bacteria, cell division is carried out for the process of breeding or producing new individuals to maintain the continuity of the bacterial species.

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