a kind of mutation that can change every amino acid that follows the point of mutation called

The events of Metaphase I/Anaphase I of Meiosis are: bivalents are formed; the number of chromosomes will be reduced overall; crossing over occurred just before. The events of Metaphase/Anaphase of Mitosis are: centromeres will divide in two; the number of chromosomes stays the same overall; homologous chromosomes separate from one another. Events of both mitosis and meiosis are: a cell division follows; a telophase will follow.

Meiosis is the type of cell division that forms four daughter cells from one parent cell which are haploid in the ploidy. The process occurs in two parts: meiosis I and meiosis II.

Mitosis is the cell division that occurs is somatic cells where the ploidy of cells remains the same. This results in 2 daughter cells from a parent cell.

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Answer: the mitochondria provides energy for the cell

Explanation: the mitochondria will create ATP which is a less stable version of ADP.

Hope this helps

DNA is important in identifying genetic relationships within a group, but it alone is not sufficient to determine complex social constructs like race, whiteness, or property; the inclusion of social, cultural, and historical factors is crucial in understanding these concepts.

Biological anthropologists and genome scientists should consider the relationship between Europeans and Indigenous people in their research to provide a more comprehensive understanding of human genetic diversity and population history.

DNA analysis can provide valuable insights into genetic relationships within a group, such as determining genetic ancestry or identifying related individuals. However, race, whiteness, and property are social constructs that go beyond genetic factors and are shaped by historical, cultural, and socioeconomic factors. These concepts are complex and cannot be solely explained by genetic data. Therefore, it is important for researchers, including biological anthropologists and genome scientists, to recognize the limitations of genetic data and consider the broader social context when studying race, whiteness, and property.

In the context of researching Europeans and Indigenous people, it is crucial for researchers to acknowledge and incorporate the historical and ongoing relationships between these groups. This includes understanding colonization, displacement, and the impact of power dynamics on genetic diversity and health outcomes. By including this relationship in their research, scientists can contribute to a more accurate and nuanced understanding of human genetics and promote social and scientific equity.

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All peasants: produce food without elaborate technology, sell all of the food they produce, and own the land that they cultivate. The correct answer is e. own the land that they cultivate.

Peasants are typically small-scale farmers who cultivate their own land. They own the land they work on and are responsible for producing food without elaborate technology. Peasants often rely on traditional farming methods, such as manual labor and basic tools, rather than advanced machinery or industrial methods.

Additionally, peasants usually consume or sell all of the food they produce. Unlike large-scale commercial farmers who may produce surplus food for distribution, peasants generally produce only enough food to meet their own needs or to sell in local markets.

To summarize, all peasants own the land they cultivate, produce food without elaborate technology, and sell all of the food they produce.

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To draw the structure of a phosphatidylserine molecule containing glycerol, palmitic acid, linoleic acid, and serine, follow these steps:

1. Start by drawing glycerol, which is a 3-carbon chain with a hydroxyl group (-OH) attached to each carbon atom.
2. Connect the first carbon (C1) of glycerol to the carboxyl group (-COOH) of palmitic acid, forming an ester linkage. Palmitic acid is a 16-carbon saturated fatty acid.
3. Connect the second carbon (C2) of glycerol to the carboxyl group of linoleic acid, also forming an ester linkage. Linoleic acid is an 18-carbon unsaturated fatty acid with two double bonds.
4. Attach a phosphate group (-PO4) to the third carbon (C3) of glycerol.
5. Finally, connect the phosphate group to the amino group (-NH2) of serine, an amino acid, via a phosphoester linkage. The resulting molecule is a phosphatidylserine containing glycerol, palmitic acid, linoleic acid, and serine.

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To draw the structure of a phosphatidylserine molecule containing glycerol, palmitic acid, linoleic acid, and serine, follow these steps:

1. Start by drawing glycerol, which is a 3-carbon chain with a hydroxyl group (-OH) attached to each carbon atom.
2. Connect the first carbon (C1) of glycerol to the carboxyl group (-COOH) of palmitic acid, forming an ester linkage. Palmitic acid is a 16-carbon saturated fatty acid.
3. Connect the second carbon (C2) of glycerol to the carboxyl group of linoleic acid, also forming an ester linkage. Linoleic acid is an 18-carbon unsaturated fatty acid with two double bonds.
4. Attach a phosphate group (-PO4) to the third carbon (C3) of glycerol.
5. Finally, connect the phosphate group to the amino group (-NH2) of serine, an amino acid, via a phosphoester linkage. The resulting molecule is a phosphatidylserine containing glycerol, palmitic acid, linoleic acid, and serine.

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Answer:

The chemical radiant or sound energy. If thats the way I should answer this question.

Answer:

Subject Course : Earth Science

1.

What kind of breeze occurs during the day in coastal areas?

✔️ breeze

valley breeze

mountain breeze

land breeze

2.

What is the main factor that affects local winds?

trade winds?

✔️the Coriolis effect

uneven heating of Earth’s surface

altitude

3.

What type of breeze occurs near mountains at night?

valley breeze

land breeze

✔️mountain breeze

sea breeze

Explanation:

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Answer:

A. Restriction enzymes

Explanation:

PENN

The proteins which are produced from recombinant DNA are known as Restriction enzymes. Thus, the correct option for this question is A.

Restriction enzymes may be defined as the types of enzymes which are responsible for cutting down DNA into numerous fragments. These types of enzymes are also known as molecular scissors.

Restriction enzymes are present in the bacteria to provide a type of defense mechanism called the restriction modification system.

The first restriction endonuclease is known as the Hind II, which was isolated by Smith, Wilcox, and Kelley in 1968. These proteins are definitely synthesized by the methodology of recombinant DNA.

Therefore, restriction enzymes are proteins that are produced from recombinant DNA. Thus, the correct option for this question is A.

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its hydrogen bonds.... that's really all I know

The impact of human societies greatly started following the industrial revolution in the 1800s which increased in further at the half of the 20th Century.

The human society through industrial revolution that began after the World War II started having a huge negative impact on the environment and the climate. This gave rise to climate change and other challenges faced in our contemporary world.

Production and use of industrial chemicals boomed. Agricultural and pharmaceutical chemicals are implicated in altering the environment as heavy use and their impacted were recorded at the half of the 20th century.

Pollutants from industries and farms become more pronounced at the period even up till now.

Therefore, the impact of human societies can be said to have greatly increased in the post-World War II period in the 1800s as a result of the industrial revolution up to the half of the 20th century.

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Answer:

Growth restriction early in pregnancy (early onset) happens because of chromosome problems in the baby. It also happens because of disease in the mother, or severe problems with the placenta. Growth restriction is called late onset if it happens after week 32 of the pregnancy. It is often linked to other problems.

Explanation:

Hope it help!

If not, I'm sorry I couldn't help :(

Answer:

Helloooo

C. When they die

Explanation:

thanks ☺️

Pines have acicular-shaped leaves, commonly called needles. Needles mostly occur in fascicles of 2 to 8, except Pinus monophylla, in which they usually occur singly. The fascicle sheath is comprised of bud scales which can be either deciduous or persistent. The seed cone usually matures in 2 (rarely 3) years.

Explanation:

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Scale of the model: 1:10,000. To find the scale of the model, we need to compare the size of the model to the actual size of the red blood cell. Given that the diameter of the red blood cell is 0.008mm and the diameter of the model is 80mm, we can calculate the scale by dividing the diameter of the model by the diameter of the actual cell.

Scale = Model diameter / Actual cell diameter

Substituting the given values:

Scale = 80mm / 0.008mm

Simplifying the expression:

Scale = 10,000

Therefore, the scale of the model is 1:10,000.

1. Identify the diameter of the red blood cell: 0.008mm.

2. Identify the diameter of the model: 80mm.

3. Use the formula Scale = Model diameter / Actual cell diameter.

4. Substitute the values into the formula: Scale = 80mm / 0.008mm.

5. Simplify the expression to find the scale: Scale = 10,000.

6. The scale of the model is 1:10,000, indicating that the model is 10,000 times larger than the actual red blood cell.

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Transport proteins help the plasma membrane transfer both necessary and unwanted molecules.

Proteins called "transport proteins" are responsible for moving materials across cellular membranes. In the membrane itself, transport proteins create a channel or a carrying mechanism that enables their substrate to move from one side to the other. Three different classes of transport proteins are involved in assisted diffusion: channel proteins, gated channel proteins and carrier proteins. A channel protein, a subclass of transport protein, functions as a pore in the membrane by rapidly allowing water molecules or tiny ions to pass. In order to move the specific solute being transported across the membrane, carrier proteins—also known as carriers, permeases, or transporters—bind the target solute and go through a sequence of conformational changes.

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b.

joint injuries

Explanation:

The word ‘osteoporosis’ means ‘porous bone.’ It is a disease that weakens bones. Osteoporosis means that you have less bone mass and strength. The disease often develops without any symptoms or pain, and it is usually not discovered until the weakened bones cause painful fractures. Most of these are fractures of the hip, wrist and spine.

Answer:

Cycle of sunspots. I hope this helps! I looked up the answer by the way, so no credit to me lol

Answer:cycle of the sunspots

Explanation:  This reversal happens every 11 years and is tied to the sun’s cycle of activity,now near it’s peak. The effects of the reversal will ripple throughout the solar system. Every 11 years ,at the sun’s magnetic polarity reverses itself.

A biome having a rain fall of about 188 cm and above 18 degrees centigrade is a tropical savanna.

A biome refers to a zone of life found on earth. Different biomes are characterized by different amounts of rainfall and temperature.

A biome having a rain fall of about 188 cm and above 18 degrees centigrade is a tropical savanna.

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Answer: km

Explanation:

Answer:

1 AU

Explanation:

hope i helped :)

Function is analogous to the cleavage furrow of eukaryotic animal cell


Animal cells are eukaryotic cells or cells with a membrane-bound nucleus. Unlike prokaryotic cells, DNA in animal cells is housed within the nucleus. In addition to having a nucleus, animal cells also contain other membrane-bound organelles, or tiny cellular structures, that carry out specific functions necessary for normal cellular operation. Organelles have a wide range of responsibilities that include everything from producing hormones and enzymes to providing energy for animal cells.

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Answer:

The herb has a light-colored, forked-shaped root, a relatively long stalk, and green leaves in an oval shape. Both American ginseng (Panax quinquefolius, L.)

Explanation:

have a great day!!

The characteristics of ginseng roots include the following:

This is a perennial plant which has a lot of medicinal importance such as

treatment of diabetes etc.

The medicinal properties makes it very valued and it has roots which

have characteristics listed above

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Cells can increase membrane fluidity using homeoviscous adaptation by introducing double bonds and using shorter fatty acid chains.

Introducing double bonds creates unsaturated fatty acids, which have kinks in their structure that prevent them from packing tightly together. This leads to increased membrane fluidity.

Similarly, using shorter fatty acid chains also increases membrane fluidity. Shorter chains have less surface area for interactions with other fatty acid chains, leading to looser packing and more fluidity.

Therefore, the correct choices are:
- Introducing double bonds
- Using shorter fatty acid chains

Lengthening fatty acid chains, adding lipid rafts, and using mainly saturated fatty acids would actually decrease membrane fluidity, so these choices are incorrect.

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Answer:

Oxygen

Explanation:

I think 2 recessive alleles are required.

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The glutamate hypothesis of schizophrenia, which suggests that dysfunction in the glutamate system, including NMDA receptors, contributes to the development of schizophrenia symptoms.

The glutamate hypothesis of schizophrenia, which posits that dysfunction in glutamate neurotransmission, specifically in NMDA receptors, contributes to the development of schizophrenia. The use of PCP or ketamine to block NMDA receptors results in an excess of glutamate and disrupted communication between neurons, which may mimic the underlying pathophysiology of schizophrenia.

This observation has led to the development of novel treatments targeting NMDA receptors, such as glycine and D-serine, as well as investigations into the potential use of ketamine as a rapid-acting antidepressant.

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Answer:

5m/s

Explanation:

speed=distance travelled / timetaken

=1000m/200s

=5m/s

1. Chicxulub, Yucatán, Mexico, is notable because it is the site of the impact crater where it is thought that the asteroid that is thought to have precipitated the extinction of the dinosaurs produced its impact.

The crater, which is visible from orbit, is estimated to have a diameter of around 180 km. 2. As deflation is to desert pavement, abrasion is to ventifacts. Ventifacts are wind-eroded rocks, whereas desert pavement is a surface that has been hardened by the deflation of wind-blown sand.

3. The abyssal plain, continental shelf, oceanic ridge, and oceanic trench are some of the characteristics of the ocean bottom. Since the continental rise serves as a transition between the continental shelf and the continental slope, it is not accounted for.

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Answer:9.2 quadrillion BTU

Explanation:

Answer:

A. Skeletal muscles control involuntary body functions.

Explanation:

Skeletal muscle is also known as voluntary muscle and it can be defined as a type of muscle connected with the skeleton by tendons, so as to form a mechanical system that enables the movement of the limbs and other body parts with respect to another.

Generally, skeletal muscles are only found in vertebrates.

Skeletal muscles doesn't control involuntary body functions, instead it controls voluntary body functions such as the movement of body parts.

In conclusion, an example of a muscle responsible for controlling involuntary body functions is cardiac muscle.

Answer: the answer is a

Explanation:

The top one is correcto