Final answer:
In late prophase of mitosis, the cell exhibits highly condensed chromosomes, the nucleolus becomes non-visible, and the nuclear envelope disintegrates. Additionally, the centrosomes migrate to opposite ends of the cell as the mitotic spindle further develops, setting the stage for chromosome alignment in the following phase.
Explanation:
Characteristics of a Cell in Late Prophase of Mitosis
During late prophase, a stage of mitosis, several notable events occur as the cell prepares for the division of its genetic material. The chromatin condenses into visible chromosomes. The nucleolus, normally visible within the nucleus, disappears as the nuclear envelope breaks down into vesicles.
Also, the centrosomes, which had begun to move apart during early prophase, continue to migrate to opposite poles of the cell. Microtubules emanate from these centrosomes, intensifying the formation of the mitotic spindle apparatus that will capture and segregate the chromosomes.
The late stage of prophase is characterized by highly condensed chromosomes, non-visible nucleolus, and a cell that no longer has a defined nuclear envelope. The mitotic spindle is becoming more prominent and the cell is effectively setting the stage for the metaphase, where chromosomes will align at the cell's equatorial plate.
A particular ant species has four pairs of chromosomes. Identify the genetic possibilities from independent assortment of a gamete.
A. 256
B. 124
C. 16
D. 8
the ________ extends through the hindbrain, midbrain, and forebrain
The structure that is common to hindbrain, midbrain and forebrain is reticular formation.
Further Explanation:
The spinal cord and brain are two major parts of the central nervous system. Nerve cells that are soft and spongy make up the brain. The brain is divided into three major parts:
• Hindbrain
• Midbrain
• Forebrain
In the brain, brain stem, cerebrum, and cerebellum are also present. The link between the brain and spinal cord is made up of the brain stem. In the brain stem, reticular formation is present. It is nothing but a group nuclei present inside the brain stem. They are extending throughout the midbrain, hindbrain, and forebrain. It mainly plays a significant role in arousal and consciousness. The tegmentum of the brain stem contains a complex network of interconnected circuits of neurons, which is associated with the reticular formation.
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Learn more about the effects of alcohol on brainhttps://brainly.com/question/2034996Learn more about alcohol is an antidepressant drughttps://brainly.com/question/4541397Learn more about the effect of alcohol on body weighthttps://brainly.com/question/826810Answer Details:
Grade: High School
Subject: Biology
Chapter: Central Nervous System
Keywords: Brain, brain stem, spinal cord, cerebellum, forebrain, hindbrain, midbrain, reticular formation, inside, neurons, nuclei, spongy, soft, nerve cell.
A cell with a predominance of smooth endoplasmic reticulum is likely specialized to ________.
The right answer is synthesize large quantities of lipids.
It should be known that there are two types of endoplasmic reticulum: rough (contains ribosomes) and smooth (does not contain ribosomes).
The rough endoplasmic reticulum harvests in its light the proteins synthesized by the ribosomes attached to its surface. The proteins then move inside the light to be eventually transported to the Golgi apparatus, where they will complete their maturation and be distributed to the different compartments of the cell.
The smooth endoplasmic reticulum carries, associated with its membrane, the enzymes necessary for the synthesis of lipids and lipoproteins (molecules associating a protein part and a lipid part). Very reduced in the majority of cells, the smooth endoplasmic reticulum is very extensive in cells specialized in the synthesis of lipids (adipocytes) or in that of lipoproteins (hepatocytes for example).
A cell with a predominance of smooth endoplasmic reticulum is likely specialized to synthesize large quantities of lipids.
The smooth endoplasmic reticulum is part of the endomembrane eukaryotic system.
The smooth endoplasmic reticulum is an organelle composed of a three-dimensional (3D) network of interconnected tubules and cisterns.
This organelle (smooth endoplasmic reticulum) is responsible for the synthesis and storage of lipids such as cholesterol and phospholipids.
In conclusion, a cell with a predominance of smooth endoplasmic reticulum is likely specialized to synthesize large quantities of lipids.
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Why is the symbol X avoided in algebra?
Answer:
The X looks too similar to the multiplication sign. So, to avoid multiplication signs that look like x's, people use *, ( ), · , instead of an X. This avoids much confusion.
When a patient is discharged from the hospital the attending physician dictates a(n)?
Explain three benefits that humans gain from "hosting" the microbial community of the human gut
Is the following true or false? An atom that loses electrons has a negative charge.
The statement "an atom that loses electrons has a negative charge" is absolutely false.
What are the characteristics of an atom?The characteristics of an atom are as follows:
Almost all of the atoms are solid in nature.They construct by inorganic processes.They significantly possess a specific chemical composition. They are natural, not artificial substances.An atom that tens to lose electrons has a positive charge while an atom that has the ability to accept electrons has a negative charge. For example, sodium has 11 electrons.
These electrons are filled in orbitals in scenarios 2, 8, and 1. This one electron is present in the outermost valence shell and wants to lose this in order to obtain stability. So, sodium loses this electron and becomes Na+.
Therefore, the statement "an atom that loses electrons has a negative charge" is absolutely false.
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_________ are a group of organic compounds found in living things that store and transmit hereditary , or genetic, information.
Nucleic acids are organic compounds that store and transmit genetic information in living organisms. They are crucial for encoding, transmitting, and expressing the genetic instructions necessary for life processes.
Nucleic acids are a group of organic compounds found in living things that store and transmit hereditary, or genetic, information. These large organic compounds are present inside virtually all body cells (with red blood cells as a notable exception) and play a pivotal role in storing and processing information at the molecular level. In essence, nucleic acids are the molecules that function in encoding, transmitting, and expressing genetic information within our cells.
All living organisms store genetic information using nucleic acids: either DNA (deoxyribonucleic acid) or a related molecule called RNA (ribonucleic acid). These macromolecules are essential for the continuity of life as they provide a mechanism for living systems to store, retrieve, transmit, and respond to information. The sequence or the order of nucleotides within a DNA or RNA molecule is critical as it conveys genetic information through the process of protein synthesis.
Why is the plasma membrane selective
What is the name of the part of the peripheral nervous system that controls voluntary movement of skeletal muscles?
Which food is a tcs food saltine crackers cooked beans canned peaches raw carrots?
Food which is a TCS is cooked beans . Second one is the correct option.
TCS foods, or Time/Temperature Control for Safety foods. To limit the growth of illness-causing bacteria in a TCS food, time and temperature controls are required.
Any dish containing cooked rice, beans, vegetables, or pasta must be labeled as TCS and kept out of the temperature danger zone.
Animal-derived food that is raw, cooked, or partially cooked, such as eggs, milk, meat, or poultry. Cooked plant-based foods such as rice, potatoes, and pasta. Raw seed sprouts, cut melons, cut tomatoes, and cut leafy greens are examples of plant-based foods.
Thus, the second option is the correct .
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In the context of TCS (Time/Temperature Control for Safety) foods, the food option from saltine crackers, canned peaches, cooked beans, and raw carrots that are considered a TCS food is the cooked beans.
This is due to their high protein content and moisture which can promote the growth of harmful bacteria if not stored correctly.
Explanation:In the query about TCS foods, TCS stands for Time/Temperature Control for Safety.
These foods require specific time and temperature controls to prevent the growth of pathogens or production of toxins. From the listed foods: saltine crackers, canned peaches, cooked beans, and raw carrots, the cooked beans fall under the category of TCS foods.
This is because they are protein-rich and moist, providing a favorable environment for pathogen growth if not stored correctly. On the other hand, saltine crackers, canned peaches, and raw carrots are not TCS foods because they do not typically support the growth of harmful bacteria or toxins due to their low moisture content, high acidity or process of preservation.
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What do fats, steroids, and waxes have in common? what do fats, steroids, and waxes have in common? (a) moderate polarity. (b) low solubility in water. (c) they occur in membranes. both (a) and (c). both (b) and (c)?
Fats, steroids, and waxes have low solubility in water, which is what they have in common. Therefore, the correct option is B.
The hydrophobic or non-polar properties of these three types of molecules prevent them from mixing well with water. Triglycerides, which are a type of fat made from glycerol and fatty acids, are important for energy storage. The unique structure of steroids, which include hormones such as testosterone and estrogen and hormones such as cholesterol, is made up of four fused carbon rings. Long-chain fatty acids linked to long-chain alcohols or other hydrocarbon molecules form waxes, which are prized for their ability to repel water.
Therefore, the correct option is B.
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Fats, steroids, and waxes all are hydrophobic and have low solubility in water, which is their common feature uniting them.
Fats, steroids, and waxes all share a common feature: they are hydrophobic and insoluble in water. This lack of water solubility is crucial for their function in biological systems. Steroids, characterized by their four linked carbon ring structure, do not closely resemble other lipids in structure but are grouped with them due to their shared hydrophobicity. Waxes also share this characteristic, often utilized by plants as a protective layer on leaves. Both steroids and waxes, along with fats, play varied but important roles in living organisms.
Although some steroids are found within membranes, such as cholesterol, and fats (as part of phospholipids) are key components of cellular membranes, waxes are not typically associated with membrane structure. Therefore, when considering the options provided, the low solubility in water is the commonality that unites fats, steroids, and waxes.
Thus, the correct answer to the question is option (b) low solubility in water.
Congenital dislocation of the hip is a common birth defect in which the __________ fails to form completely or the ligaments of the hip joint are loose.
What structural differences suggest that eukaryotic cells evolved from prokaryotic cells?
Which types of foods contain which types of macromolecules? Is one type of macromolecule healthier to eat than another? Why do you think so?
Energy is the ability to do ____________ . energy comes in two forms: ____________ and potential energy.
What type of bond is responsible for holding two water molecules together creating the properties of water?
Someone who follows a vegan diet is most likely to have a deficiency of which nutrient?
Thank you! Someone finally understands that you don't need meat to get protein(P.S.S I am vegan and I'm only 12)! There are many proteins in plants that are waaaaay healthier like: beans, avacadoes, chickpeas, chai seeds, etc...
What is the difference between living, non living, and dead?
How would planting a variety of plants in a vacant lot help establish an ecosystem in that location?
Plants grow and reproduce together, producing nutrients from leaves / branches, encouraging insects, along with animals and a keystone species, to establish a revolving ecosystem.
What is an ecosystem ?An ecosystem is a geographical area in which plants, animals, and other species, as well as weather and scenery, coexist to produce a life bubble. Abiotic variables, or nonliving components, coexist with biotic components in ecosystems. Plants, animals, and other species are considered biotic factors.
Plants capture solar energy through photosynthesis, giving other organisms food and a place to live. For instance, insects that feed on plants may be eaten by birds that in turn may be devoured by raptors, and so on.
Therefore, planting a variety of plants in a vacant lot help establish an ecosystem in that location.
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What bodily structures look like to the naked eye is called _ anatomy?
According to Merriam dictionary, gross anatomy is a branch of anatomy that deals with the macroscopic structure of tissues and organs
A _______ describes the location of a cell based on its column and row location.
The movement of molecules from a region of higher concentration to areas of lower concentration is called:
Diffusion is the movement of molecules from higher concentration to lower concentration. Osmosis is a specific type of diffusion that refers to the movement of water across membranes. Both diffusion and osmosis are forms of passive transport.
Explanation:The movement of molecules from a region of higher concentration to areas of lower concentration is called diffusion. In the body, water moves through semi-permeable membranes of cells and from one compartment of the body to another by a process called osmosis. Diffusion and osmosis are forms of passive transport that move materials of small molecular weight across membranes.
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True or false? The structures inside a cell are suspended in a system of microscopic fibers called cytoplasm
False, cells are structured by the cytoskeleton, not the cytoplasm. Cytoplasm contains the organelles and cytoskeleton, which includes microfilaments and microtubules. The cytoplasm isn't green, and the nucleus doesn't house cytoplasm but nucleoplasm.
True or false? The structures inside a cell are suspended in a system of microscopic fibers called cytoplasm - Thisstatement is false. The structures inside a cell are indeed suspended, but not in the cytoplasm itself. They are suspended in a network of protein fibers within the cytoplasm, known as the cytoskeleton. The cytoplasm is the fluid that fills the cell and contains the organelles, but it is the cytoskeleton that provides structure.
The cytoplasm is not made of cells; rather, it is the gel-like substance within the cell membrane that holds all the cellular components, including the cytoskeleton and organelles, excluding the nucleus. Two types of cytoskeletal structures are microfilaments and microtubules. Microfilaments are also known as actin filaments, which are crucial for cellular movement and structure, while microtubules help maintain cell shape and are involved in intracellular transport.
Regarding the false statements: The cytoplasm is not usually green, this color is typically associated with chlorophyll found in plant cells. Also, the nucleus of a cell is not filled with cytoplasm; instead, it contains a substance called nucleoplasm.
The myocardium is thickest in the ________ ventricle because it must work the hardest to pump blood to the entire body.
The myocardium is thickest in the left ventricle as this part of the heart must pump blood to the majority of the body, requiring a thicker muscular wall due to the exerted pressure.
Explanation:The myocardium is thickest in the left ventricle because it must work the hardest to pump blood to the entire body. The myocardium is the muscular wall of the heart, and it contracts to push blood out of the heart. The left ventricle has to pump blood to all parts of the body, except the lungs, exerting more pressure and needing a thicker myocardium as a result.
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Newton’s law of universal gravitation a. is equivalent to Kepler’s first law of planetary motion. b. can be used to derive Kepler’s third law of planetary motion. c. can be used to disprove Kepler’s laws of planetary motion. d. does not apply to Kepler’s laws of planetary motion.
Answer:
B. Can be used to derive Kepler's third law of planetary motion.
Explanation:
According to gravitational law, force of attraction exists between two bodies, with the force depending on the mass of the two bodies and distance between them. It can be used to derive Kepler's third law, according to which
[tex]\frac{mv^2}{r}=G\frac{Mm}{r^2}\\v =\frac{2\pi r}{T}\\ \Rightarrow \frac{T^2}{r^3}=\frac{4\pi^2}{GM}\\ T^2\propto r^3[/tex]
Mary smith is a 57 y/o woman who experienced an mi. after bypass surgery with a restoration of blood flow to the initial area of heart damage, her heart sustained additional damage. what occurred? select all true responses about this condition.
Where in your spirogyra cell does photosynthesis, which creates the biological molecule used for fuel, occur?
In your own words, describe how a thunderstorm develops. Be sure to include the three stages of thunderstorm development in your response.
Answer:
The development of thunderstorms takes place in three stages:
a) Cumulus stage: In this stage, warm and moist air elevates and condenses to produce a cumulus cloud at approximately 4.7 miles high.
b) Mature stage: The cloud develops more to turn into a cumulonimbus cloud at a height of 7.6 miles. At this stage, falling of raindrops, ice crystals, and in certain stages falling of hail also takes place. The lightning and thunder are common.
c) Final stage: The falling precipitation leads to a strong downdraft, and the dying out of the storm takes place as the supply of the water vapor gets used up.
What are the two basic nose styles for lineman's side cutting pliers?
Final answer:
The two basic nose styles for lineman's side cutting pliers are bypass pruners, which work like scissors for cleaner cuts, and anvil cut, where a blade cuts against a flat plate. Comfort and ease of use are important factors when choosing the right pruners, and ratchet pruners may be useful for those with a weaker grip.
Explanation:
The two basic nose styles for lineman's side cutting pliers are the bypass pruners and the anvil cut style. The bypass pruners style features two blades that operate like scissors where a thin, sharp blade slides closely past a thicker blade. This type typically provides cleaner, closer cuts. On the other hand, the anvil cut style involves a sharpened blade that cuts against a flat plate, which is good for cutting through tough materials but may not leave as clean a cut as the bypass style.
When selecting pruning tools, it's important to consider the comfort of the pruners in your hand. Test for a comfortable grip and appropriate size, and if you have difficulty using them, look into specialized tools like ratchet pruners, which require less pressure to operate.