1.1.7.
What is the difference between eukaryotic and prokaryotic cells?
A. Eukaryotic cells are found in bacteria and prokaryotic cells are not.
B. Prokaryotic cells are found in plants and animals and eukaryotic cells
are not.
C. Eukaryotic cells contain organelles and DNA enclosed within a nucleus
and prokaryotic cells do not.
D. Prokaryotic cells contain no organelles except DNA enclosed within a
nucleus and eukaryotic cells do not.

The average congruence of molecular trees is higher than that of morphological trees, but the difference is not statistically significant, and the incongruence within and between partitions is significantly lower than would be predicted by chance alone.

There are only 4 possible states (the 4 different nucleotide types) allowed in molecular data at the nucleotide level, while there is essentially no such restriction in morphology.

Because convergent evolution, which confuses phylogenetic reconstruction, is thought to be less common for molecular sequences than for morphologies, phylogenetic trees reconstructed from molecular sequences are frequently considered to be more reliable than those reconstructed from morphological characters.

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Answer: PLEASE MARK ME AS BRAINLIST

Explanation:

The cell was first discovered and named by Robert Hooke in 1665. He remarked that it looked strangely similar to cellula or small rooms which monks inhabited, thus deriving the name. However what Hooke actually saw was the dead cell walls of plant cells (cork) as it appeared under the microscope.

the German botanist Schleiden proposed that all plants are made up of plant cells. Thank you.

Answer:

Robert Hooke - 1965

Explanation:

Other than their use in nucleic acid synthesis, CTP is used uniquely for the synthesis of lipids.

CTP is Cytidine 5′-triphosphate. It is involved in several metabolic activities inside the body. It is a part of nucleic acids. It acts as a inhibitor in the process of feedback inhibition. It is also involved in synthesis of lipids, specially the synthesis of glycerophospholipids.

Nucleic acids are the polymers of the single unit called nucleotides. Nucleotide further is made of three substituents: pentose sugar, nitrogenous base and phosphate group. They are responsible for carrying the information from one generation to another. There are mainly two types of nucleic acids: DNA and RNA.

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The correct matches of the phases of the menstrual cycle are given below:

Flow phase: B, E

Follicular phase: F, D,

Luteal phase: A, C

The menstrual cycle refers to the cycle period in which the endometrial lining of the uterus is shed and a new lining is produced. It usually lasts for a period of 28 days.

The phases of the menstrual cycle are as follows:

Flow phase:

Follicular phase:

Luteal phase:

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1. Phagocytosis is the process of engulfing and digesting pathogens by immune cells. In this process, a type of white blood cell known as macrophages use their lysosomes to digest pathogens, which are essentially vesicles containing enzymes that break down large molecules.

2. The organelle that is responsible for synthesizing large amounts of lipids is the smooth endoplasmic reticulum (SER). The SER is a network of tubular membranes that does not contain ribosomes and is primarily involved in the synthesis of lipids and steroid hormones.

3. The organelle that is responsible for producing ATP is the mitochondria. Mitochondria are organelles that are present in most eukaryotic cells and are responsible for producing ATP, which is the primary source of energy for the cell. The number of mitochondria in a cell varies depending on the cell type and the energy requirements of the cell.

4. The organelles that are involved with protein synthesis are ribosomes, endoplasmic reticulum, and Golgi apparatus. Ribosomes are responsible for assembling amino acids into proteins according to the instructions provided by the messenger RNA (mRNA).

The endoplasmic reticulum (ER) is a network of membranes that is involved in protein synthesis, folding, and transport. The rough endoplasmic reticulum (RER) contains ribosomes and is responsible for synthesizing proteins. The Golgi apparatus is responsible for modifying, packaging, and sorting proteins that are synthesized in the ER.

5. If the plasma membrane were made primarily of a hydrophilic substance such as a carbohydrate, it would not be able to form a barrier between the inside and outside of the cell. This is because hydrophilic substances dissolve in water and do not interact well with the hydrophobic lipids that make up the plasma membrane. As a result, the cell would be unable to regulate the movement of substances in and out of the cell and would be vulnerable to damage from the environment.

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Answer:

the answer woiuld be b

Explanation:

If a person's antigen-antibody response stimulates a massive secretion of histamine, the severe reaction is called an allergic reaction.

The release of histamine in response to an antigen-antibody interaction is a characteristic feature of an allergic reaction. When the immune system recognizes an allergen (a substance that triggers an allergic response), it produces specific antibodies called immunoglobulin E (IgE). These antibodies bind to mast cells and basophils, which are immune cells that contain histamine.Upon subsequent exposure to the same allergen, the allergen binds to the IgE antibodies on mast cells and basophils, triggering the histamine release. Histamine causes blood vessels to dilate, smooth muscles to contract, and increased mucus production, leading to symptoms such as itching, swelling, hives, difficulty breathing, and in severe cases, anaphylaxis. Active immunity refers to the immune response produced by the person's immune system after exposure to an antigen. Artificial immunity involves the administration of vaccines or immunizations to stimulate an immune response. Passive immunity occurs when pre-formed antibodies are transferred from one individual to another (e.g., through breast milk or injection of immunoglobulins).

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A rhizoid is a rootlike structure of nonvascular plants that is usually one cell thick.

Non-vascular plants may be defined as those plants that lack a vascular system consisting of xylem and phloem and possess simpler tissue for the conduction of water transport.

A rhizoid provides an anchorage and the capability to absorb nutrients from the soil to the plants.

Therefore, it is well described above.

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Answer:

The object is at rest.

Thank you and please rate me as brainliest as it will help me to level up

Microorganisms that are normally found on the skin and other body tissues are known as normal flora or commensal flora.

These microorganisms include bacteria, fungi, viruses, and other microbes. They play an important role in maintaining the health of the skin and other body tissues by preventing the growth of harmful organisms, aiding in digestion, and stimulating the immune system.

The skin is the largest organ in the body and is home to a diverse population of microorganisms. These microorganisms are found on the surface of the skin, in hair follicles, and in sweat and sebaceous glands. They help to maintain the pH balance of the skin, prevent the growth of harmful bacteria, and promote wound healing.

In other body tissues, such as the respiratory and digestive tracts, normal flora help to break down food, produce vitamins, and protect against pathogens. However, in some cases, normal flora can cause infections if they enter other parts of the body where they are not normally found. Therefore, it is important to maintain good hygiene practices to minimize the risk of infection.

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The Earth's orbit is referred to as elliptical. An ellipse is a circle that has been gently flattened or squeezed. The eight planets in our solar system all follow elliptical trajectories around the Sun. Hence, the right response is (d).

Orbits are elliptical because of Newton's Law of Gravity (bodies attract each other in proportion to their mass and inversely proportional to the square of the distance between them). All were discovered long ago by Kepler. One particular (and incredibly unlikely) type of orbit is the elliptical orbit.

An elliptical orbit is an oval-shaped path that resembles a slightly expanded circle.

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Which choice states the planet or planets that have an elliptical orbit around the sun?

a. Mercury, Venus, Earth

b. Earth, Jupiter, Venus

c. Saturn, Uranus, Jupiter

d. All of the planets

Answer:

Photosynthesis, chemosynthesis and ATP synthesis.

Explanation:

Photosynthesis, chemosynthesis and ATP synthesis are the three biological processes that involves biosynthesis break down. Beef burger having bread, meat and cheese which provides carbohydrates, proteins and fats to the body respectively. Carbohydrates are converted into glucose, proteins are converted into amino acids and fats are converted to fatty acids in order to absorb by the cells of the body.

The three numbers on a fertilizer label, which stand for the percentages by weight of nitrogen (N), phosphorus (P), and potassium (K) in the fertilizer, must be taken into account to determine the amount of phosphorus. Compost bag.

In the given example the analysis of the fertilizer is 16-4-82. The first number, 16, refers to the nitrogen (N) ratio. The percentage of Phosphorus (P), represented by the second number, is 4. The percentage of potassium (K), represented by the third number, is 82.

We can use the formula below to determine how much phosphorus is in a 100-pound bag of this fertilizer:

Phosphorus (P) = (percentage of phosphorus / 100) * weight of the bag

Phosphorus (P) = (4 / 100) * 100

Phosphorus (P) = 4 pounds

Hence, there are 4 pounds of phosphorus in a 100-pound bag of the 16-4-82 fertilizer.

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Answer:

a gene expression

Explanation:

and

Transpiration is controlled by evaporation.

The correct option is OC.

Transpiration is the process through which plants lose water from their leaves, stems, and flowers into the atmosphere. This loss of water occurs mainly through the stomata, which are tiny openings on the surface of plant parts.

Evaporation is the key factor controlling transpiration, as it drives the change of water from a liquid state to a gaseous state, allowing it to be released into the atmosphere.

In addition to evaporation, other factors such as temperature, humidity, and wind can also impact the rate of transpiration. Higher temperatures and wind speed increase evaporation, while higher humidity decreases it. This is because the amount of water vapor in the air affects the rate at which water can evaporate from plant surfaces.

In summary, transpiration is controlled by evaporation, which is the process by which liquid water changes into water vapor and is released into the atmosphere. This process is influenced by factors such as temperature, humidity, and wind, which can all affect the rate of evaporation and ultimately control the rate of transpiration in plants.

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The Bisecting technique can be used in situations such as a small mouth, shallow palate, or the presence of tori.

The Bisecting technique, also known as the Short-cone technique, is used in situations where intraoral films are to be taken for patients who have shallow palates, small mouths, or tori.

The Bisecting technique is recommended when there is no alternative or for certain selected teeth with difficult-to-access root canals.

The bisecting angle technique is used when it is difficult to position the film parallel to the long axis of the tooth and is considered the standard method of periapical radiography. It has also been known as the original technique, being used by Roentgen when he first discovered x-rays and has undergone significant modifications over the years, and is still commonly used today.

The bisecting angle technique is used to minimize the distortion of the object (tooth) and reduce the size of the shadow.

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Answer:

You should draw a toxic environment like a waste disposal place or a landfill with green gas around the surrounding area.

Answer:

A. True

Explanation:

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Answer: Cardigan Welsh Corgi

Explanation:

Cardigan Welsh Corgis are distinguished by their long, full tails, but Cardigan Welsh Corgis are distinguished by being the Corgi breed without a tail.

The aesthetic appearance that a docked tail gives a Corgi is the main justification for this practice. In addition, unless the Pembroke Welsh Corgi has had its tail clipped, the AKC will not let the dog to be registered with the organization.

Like most herding breeds, corgis have active minds, and they are intelligent and simple to train. In fact, Stanley Coren's book On Intelligence of Dogs ranks them as the eleventh smartest breed. Corgis are excellent at agility, obedience, tracking, and herding, of course.

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Spectrophotometers compare the light transmitted through a sample to the light transmitted through a blank.

The blank is a solution containing all the reagents except for the one being tested, and it serves as a reference to account for any absorption or scattering that may occur in the solvent or the instrument itself. By subtracting the blank absorbance from the sample absorbance, the spectrophotometer can determine the amount of light absorbed by the sample and thus the concentration of the compound being measured. This technique is widely used in analytical chemistry, biochemistry, and other fields to quantify the amount of a substance in a sample.

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Answer:

baking soda

Explanation:

None I hope this helps you

Answer:

Yes

Explanation:

Answer:

Explanation:

Answer:

This one should be c. dust :)

The two prepositional phrases in the sentence are "with genetically modified mosquitoes" and "to combat dengue fever".

The prepositional phrases in the sentence "A British biotechnology firm is experimenting with genetically modified mosquitoes to combat dengue fever, a mosquito-borne illness that threatens the lives of millions" are: "with genetically modified mosquitoes" and "to combat dengue fever".

Prepositional phrases are groups of words consisting of a preposition, its object, and any words that modify that object.

They function as adjectives or adverbs, and they often provide additional information about the subject, verb, or object in a sentence.In the given sentence, "with genetically modified mosquitoes" and "to combat dengue fever" are the two prepositional phrases.

"With" is the preposition in the first phrase, "mosquitoes" is its object, and "genetically modified" modifies "mosquitoes".

Similarly, "to" is the preposition in the second phrase, "combat" is its object, and "dengue fever" is the object of the infinitive "to combat".

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