Explanation:
rewatch the video your teacher provided on edunity
Answer:
mitochondria
Explanation:
muscles need energy for contraction and lots of mitochondria is what helps them do this
Help please this have points
help me out 20 points
Answer:
1) cells 2) organ 3) organ system 4) tissue
Explanation:
I hope this helps but if this is wrong you don't have to give me the points.
Which statement BEST describes the moon’s position in 14 days and why?
Answer:
I am pretty sure it is B
Explanation:
I think it is position B, a 3rd Quarter moon, because the moon revolves around Earth about once every 7 days.
Answer:is b
Explanation: i got a 100% on this test
HELPP PLSSS
After mitosis and cell division are over how are the two new cells similar to the original cell in interphase??
Answer:
Explanation:
In s phase, the dna replication take place in interphase, The dna in the nucleus replicates so that each chromosome consists of two identical chromatids, then in mitosis they are pulled apart in anaphase in which both cells have half of the chromosomes, in Telophase each chromatid contains one dna molecule, which will replicate itself during interphase before the next division.
The new cells are similar from the original ones in interphase as these will have same amount of DNAs.
What is interphase?The interphase phase of the cell cycle is where the majority of the life of a typical cell occurs.
Interphase is the cell's "daily living" or metabolic phase, during which it obtains and metabolizes nutrients, grows, replicates its DNA in preparation for mitosis, and performs other "normal" cell functions.
The cell cycle's longest phase is interphase. This is the stage at which the cell grows and copies its DNA before entering mitosis.
Chromosomes align, separate, and move into new daughter cells during mitosis. Because the prefix inter- means "between," interphase occurs between mitotic (M) phases.
In interphase, the new cells are similar to the original ones because they have the same number of DNAs.
Thus, this can be the similarity between these two.
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PLEASE HELP-NEED ANSWER ASAP: Which of the following is true regarding enzyme-substrate reactions?
a. Substrates bind to enzymes to catalyze the formation of products.
b. Enzymes bind to products to catalyze the formation of substrates.
c. Substrates bind to coenzymes to catalyze the formation of products.
d. Coenzymes bind to products to catalyze the formation of substrates
Answer:
A
Explanation:
Substrates bond to the enzymes using covalent bonds and the enzyme catalyzes the substrates to create one or more products.
Answer:
Substrates bind to enzymes to catalyze the formation of products.
Explanation:
just got it right on flvs test
The majority of precipitation that falls on earth most likely originates from.
The majority of precipitation that falls on earth most likely originates from the ocean.
Precipitation is one of the vital sources of water that people depend on for survival. Precipitation originates from the process of evaporation, which is the transformation of liquid water to vapor. In this process, the sun provides the energy required to convert water from liquid to gas. As the water evaporates, it becomes a gas known as water vapor and rises to the atmosphere.
Precipitation can take various forms such as rain, sleet, hail, and snow. Although precipitation can occur anywhere on the earth, the majority of precipitation that falls on earth most likely originates from the ocean.The ocean covers about 71% of the earth's surface, making it the most extensive water source on earth.
The sun's energy heats the ocean surface, and as a result, water evaporates into the atmosphere. This evaporation process produces water vapor that is transported from the ocean into the atmosphere. When the water vapor reaches cooler areas in the atmosphere, it condenses and forms clouds.
These clouds are the source of precipitation, and as a result, the majority of the precipitation that falls on earth originates from the ocean.
In conclusion, the majority of precipitation that falls on earth most likely originates from the ocean. The ocean's vast size makes it the most extensive water source on earth.
When the sun's energy heats the ocean surface, water evaporates into the atmosphere, where it condenses and forms clouds. These clouds are the source of precipitation that provides a vital source of water for living organisms on earth.
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the oxygen-carrying protein found in red blood cells is called group of answer choices homocysteine. myoglobin. hemocysteine. hemoglobin.
Red blood cells (RBCs) contain a form of globular protein called haemoglobin (Hb), which carries oxygen throughout our bodies through the blood. It is a tetrameric protein, and each component of it has a heme prosthetic group attached.
Red blood cells (RBCs) contain a form of globular protein called haemoglobin (Hb), which carries oxygen throughout our bodies through the blood. The heme prosthetic group is joined to each member of this tetrameric protein. It functions as a respiratory pigment and aids in the movement of oxyhaemoglobin, which carries oxygen from the lungs to various body regions. Carbon dioxide is also carried back through haemoglobin as carbaminohaemoglobin in small amounts.
"Hb" is the commonly used shorthand for haemoglobin.
Myoglobin in muscles, haemocyanin in arthropods and mollusks, leghaemoglobin in legumes, etc. are examples of other oxygen-binding proteins. Human haemoglobin A is encoded by the HBA1, HBA2, and HBB genes. Different species have different variations in the order of amino acids in Hb polypeptide chains.
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2 Points
Which example involves a cell membrane receiving and sending messages?
O A. A fox chases a mouse through the forest.
O B. A cell tells other cells that danger is near.
O C. A transport protein allows glucose to enter a cell.
O D. A cell membrane allows water to enter the cell.
Answer:
C.
Explanation:
A cell membrane is selectively permeable with certain molecules, such as Glucose.
________: a random change in a gene or chromosome, creating a new trait that may be advantageous, deleterious, or neutral in its effects on the organism.
Mutations a random change in a gene or chromosome, creating a new trait that may be advantageous, deleterious, or neutral in its effects on the organism.
What is Mutations ?
Any alteration to a cell's DNA sequence. Mistakes in cell division can result in mutations, as can exposure to environmental DNA-damaging substances. Mutations may be negative, positive, or ineffective.
A mutation happens when a DNA gene is harmed or altered in a way that modifies the genetic code the gene carries. A substance known as a mutagen is capable of permanently altering the physical characteristics of a DNA gene, changing the genetic information contained inside.
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Glycolysis breaks glucose into (1 point)
A. four smaller molecules.
B. five smaller molecules.
C. three smaller molecules.
D. two smaller molecules.
Glycolysis breaks glucose into two smaller molecules.
What does glycolysis process?The metabolic process known as glycolysis turns glucose (C6H12O6) into pyruvate (CH3COCO2H). The high-energy molecules adenosine triphosphate (ATP) and reduced nicotinamide adenine dinucleotide are created using the free energy released during this process (NADH). A series of 10 enzyme-catalyzed processes make up glycolysis.One metabolic route that doesn't require oxygen is glycolysis. Glycolysis occurs frequently in other species, which suggests that it is an old metabolic pathway.In fact, the metal-catalyzed reactions that make up glycolysis and its parallel pathway, the pentose phosphate pathway, take place in the oxygen-free conditions of the Archean oceans.Learn more about glycolysis process refer to :
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Which is an example of a renewable resource?
coal
plastic
oil
trees
Answer:
d.) Trees
cause they can grow back again after they are used
Answer:
Trees
Explanation:
Coal and oil are both fossil fuels, which are dug up from the Earth and burned for energy. Once those are used up, we can't get more of it because they take millions of years to form. Plastic is made from fossil fuels, so that doesn't work either.
Trees are a renewable resource because trees can be continuously, sustainably grown and will never run out.
What occurs during the inflammatory phase of dermal wound healing?
Based on the given symptoms and history, the most likely diagnosis for the 71-year-old male patient is Prostate Cancer. Prostate cancer is a malignant tumor that arises from the prostate gland,
which is located in the male reproductive system. The symptoms described, including nocturia (frequent urination during the night), urgency (sudden urge to urinate), weak stream (reduced force of urine flow), terminal dribbling (urine dribbling after voiding), hematuria (blood in the urine), lower back pain, weight loss, and fatigue, are suggestive of advanced prostate cancer.
The combination of urinary symptoms, hematuria, lower back pain, weight loss, and fatigue raises suspicion for prostate cancer, as these symptoms may indicate the spread of cancer beyond the prostate gland. Prostate cancer can metastasize to other parts of the body, including the bones, leading to bone pain, weight loss, and fatigue.
It is important for the patient to seek immediate medical evaluation and diagnosis from a qualified healthcare provider for further assessment, staging, and appropriate management of suspected prostate cancer. Early detection and treatment of prostate cancer can significantly improve outcomes.
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I really need help I'm about to fail biology. I included the background story and question.
Frequency of tuskless elephants in females: 78/260 = 0.3 (30%), Frequency of tuskless elephants in males: 27/270 = 0.1 (10%) and Overall frequency of tuskless elephants: (78+27)/530 = 0.2 (20%).
What is Frequency?Frequency is a measure of how often a periodic event occurs in a given period of time. It is typically measured in hertz (Hz), which is the number of occurrences of a repeating event per second. Frequency is an important concept in physics, engineering, and many other fields of study. Frequency can also be used to describe the rate at which a signal or waveform is changing over time. In audio applications, this is often referred to as the pitch of a sound. Frequency can also be used to describe the rate of a periodic process or system, such as a heartbeat or a vibrating string.
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During the entire process of meiosis in humans (n=23) what is the highest and lowest number of total complete strands of DNA in an individual cell? (hint, each chromosome or sister chromatid is made up of a single complete strand of DNA).
Group of answer choices
Highest: 46 | Lowest: 23
Highest: 46 | Lowest: 46
Highest: 92 | Lowest: 46
Highest: 184 | Lowest: 23
Highest: 92 | Lowest: 23
During the entire process of meiosis in humans (n=23), the highest and lowest number of total complete strands of DNA in an individual cell are: Highest: 92 | Lowest: 23. The correct option is e.
Meiosis is a process of nuclear division in eukaryotic cells that results in four haploid daughter cells. These haploid cells differ genetically from the parent cell that produced them because of the recombination and independent assortment of chromosomes that occur during meiosis.
During meiosis in humans (n=23), the highest and lowest number of total complete strands of DNA in an individual cell are as follows:1. Highest: 92In a human cell at the end of the S phase, there are 46 double-stranded chromosomes. Each double-stranded chromosome is composed of two sister chromatids, which contain a complete strand of DNA. During prophase I of meiosis, each chromosome in the parent cell aligns with a homologous chromosome to form a bivalent or tetrad. As a result, each chromosome in the daughter cell contains a complete strand of DNA from both the mother and the father.
As a result, each daughter cell produced during meiosis in humans contains 23 double-stranded chromosomes, with a total of 92 complete strands of DNA.2. Lowest: 23The primary function of meiosis in humans is to produce gametes (sperm and eggs) that are genetically unique. The production of haploid gametes necessitates a reduction in the number of chromosomes.
During the first meiotic division, the number of chromosomes in the parent cell is reduced by half, resulting in two haploid daughter cells. Each daughter cell contains 23 single-stranded chromosomes, with a total of 23 complete strands of DNA. The second meiotic division is similar to mitosis in that it separates the sister chromatids of each chromosome, resulting in four haploid daughter cells, each containing 23 single-stranded chromosomes.
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What is the major structural difference between DNA and RNA?
DNA is single stranded, while RNA is double stranded.
RNA is triple stranded, while DNA is double stranded.
DNA is double stranded, while RNA is single stranded.
RNA is double stranded, while DNA is triple stranded.
Answer:
C) DNA is double stranded, while RNA is single stranded.
Explanation:
The structure of DNA is a double helix with two complimentary strands.
The structure of RNA is a single strand.
Im taking biology, so i hope this helps.
If you were studying the semifluid interior of the cell you would be studying the:
Choose matching term
Mitochondria
Cytoplasm
Golgi Apparatus
Chloroplast
Answer:
Cytoplasm
Explanation:
None of the others are fluids.
If you were studying the semifluid interior of the cell, you would be studying the Cytoplasm. The cytoplasm is the gel-like substance that fills the interior of the cell, containing various cellular structures and playing a crucial role in cellular processes.
If you were studying the semifluid interior of the cell, you would be studying the cytoplasm. The cytoplasm is the gel-like substance that fills the cell and contains various organelles, including the mitochondria, Golgi apparatus, and chloroplasts in plant cells.
It is a complex mixture of water, salts, and organic molecules, such as proteins and carbohydrates. The cytoplasm is responsible for many cellular processes, including metabolism, protein synthesis, and cell division.
It is also involved in the transport of molecules within the cell. Understanding the structure and function of the cytoplasm is essential for understanding the workings of the cell as a whole.
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What have archaeologists and anthropologists learned so far about prehistoric humans?.
Through studying and dating artifacts and fossils, anthropologists and archaeologists have revealed prehistory.
Anthropologists can use preserved human remains such as bones, fossils, and footprints to reconstruct how these people may have appeared, to infer the type of diet they may have consumed, to determine their origins by examining their teeth, and to measure their height and brain volumes to determine the changes that may have occurred in human development over time.
By examining the objects our prehistoric predecessors left behind, archaeologists can shed light on them. Artifacts may be anything that reveals information about how these prehistoric peoples worshiped, lived, what their environment was like, what they ate, and what kind of dwellings they had.
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Why do cells need glucose?
Answer:
Red blood cells rely on glucose for energy and convert glucose to lactate. The brain uses glucose and ketone bodies for energy. Adipose tissue uses fatty acids and glucose for energy. The liver primarily uses fatty acid oxidation for energy. hopes this helps
Which of the following is not a product or use of tropical rainforests?
a.
food
b.
medicine
c.
tourism
d.
none of the above
Please select the best answer from the choices provided
A
B
C
D
Answer:
D
Explanation:
Trees give food
Tourist come to see trees sometimes
Medicine sometimes comes from tree herbs
That's all I know..hope it helps
Answer:
its d guys !
Explanation:
a protein called met18 has a pi of 5.65. in a buffer at ph 5 will it be positively charged,negatively charged, or neutral? what about at ph 7.5?
Met18 will carry a net positive charge if below pH 5.65 (at pH 5) and Met18 will carry a negative charge if above (at pH 7.5).
pl (isoelectric point) is the pH state when amino acids do not carry an electric charge or are neutral. The pI value is also defined as the pH value when amino acids do not migrate under an electric field.
The isoelectric pH (pI) of amino acids can be determined using the following principle. The pI is calculated as the average of the pKa values of the group that gives the amino acid a +1 charge and the pKa of the group that causes the amino acid to have a charge of 0.
Solution pH < pKa (acid pH environment)
Amino acids will accept H+ (understand protonation).The amino acid group that can accept a proton will have a +1 chargeSolution pH > pKa (alkaline pH environment)
Amino acids will release H+ (deprotonate).Groups of amino acids that can release a proton will be charged -1The pH of the solution = pKa
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adrenaline is a hormone secreted by the adrenal glands during stressful situations, such as during an exam. what is the ph at the equivalence point if a 0.100 l sample of adrenaline, c9h11o3nh2, is titrated with 0.100 l of 0.150 m hcl? kb (c9h11o3nh2)
Adrenaline is a hormone launched from the adrenal glands that prepare the frame for combat or flight. find out about what adrenaline does to the body right here.
A small gland that makes steroid hormones, adrenaline, and noradrenaline. those hormones assist manage coronary heart price, blood stress, and different critical frame capabilities. There are two adrenal glands, one on the pinnacle of every kidney.
Adrenal glands produce hormones that help regulate your metabolism, immune gadget, blood stress, response to strain, and different critical capabilities. Adrenal glands are composed of two components the cortex and the medulla.
The counseled treatments for wholesome adrenal characteristics are a weight loss program low in sugar, caffeine, and junk food, and “focused nutritional supplementation” that consists of nutrients and minerals: nutrients B5, B6, and B12. nutrition C. Magnesium.
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Organelles such as mitochondria and the endoplasmic reticulum have membranes that compartmentalize reactions and other metabolic processes. To
function properly, the organelles must move substances across their membranes.
Which of the following statements describes a feature shared by mitochondria and the endoplasmic reticulum that increases the efficiency of their basic
functions?
A
They have rigid, nonfluid membranes.
B
They have highly folded membranes.
С
They have membranes composed of many carbohydrates,
D
They have double membranes, with one membrane enclosed within the other
Answer:
b
Explanation:
A population that is isolated in a remote environment is still able to experience genetic variation. How could genetic variation that contribute
A
A mutation in a liver cell produces liver cancer.
C
B
Lateral gene transfer occurs that produces an organism that is less resistant to drought.
O C. A mutation in an egg cell causes a change in DNA that produces an organism that is more sensitive to sunlight.
D. A mistake in DNA replication before meiosis produces an organism that is better able to outrun predators.ll
why was their more islands in cape cod in 2014 than in 1984
Answer:
The lowering water is causing the underwater lands to be exposed to the surface of the sea level.
Explanation:
Hope this helps! :)
normally, proteins of large molecular size are not present in urine. increased amounts of proteins may appear as a result of kidney diseases in which the glomeruli are damaged or as a result of .
Because of high blood pressure or from injury to the glomeruli.
Why do proteins typically not appear in urine samples?There is protein in the blood, but healthy kidneys should only remove very little amounts (traces) of it through the filters into the urine (glomeruli). Protein loss in the urine is not typical.
What are the proteins found in typical urine?You typically have a very small amount of protein in your urine. If your urine contains a lot of protein (proteinuria), your kidneys may be the source of the issue. Your kidneys are a set of organs that purify surplus water and waste from your blood to create urine.
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What is an example of when lactic acid fermentation would occur?
Answer:
Lactic acid fermentation can be used to make foods such as yogurt, pickles, sauerkraut, etc. Lactic acid fermentation also takes place in human muscle cells during intense exercise.
Explanation:
Answer:
Lactic acid fermentation is used to make many foods such as yogurt and pickles. It also take place in muscle cells during exercise.
the plasma membrane ca2 -atpase is a pump that functions in the primary active transport of ca2 out of the cell. what features do you expect of this pump and the cellular environment?
Overall, the pump and cellular environment must work together to maintain the proper concentration of Ca2+ ions both inside and outside the cell.
As a pump that functions in the primary active transport of Ca2+ out of the cell, the plasma membrane Ca2+-ATPase is expected to have certain features, including:
ATP-dependent: The plasma membrane Ca2+-ATPase requires energy from the hydrolysis of ATP to pump Ca2+ ions against their concentration gradient out of the cell.Selective for Ca2+: The pump specifically recognizes and transports Ca2+ ions and is not able to transport other ions or molecules.Plasma membrane location: The pump is located in the plasma membrane of the cell, allowing it to transport Ca2+ ions across the cell membrane and out of the cell.High concentration gradient of Ca2+: The concentration of Ca2+ ions inside the cell is higher than outside, creating a gradient that drives the transport of Ca2+ out of the cell.Regulation: The pump is likely to be regulated by various factors, such as the concentration of Ca2+ ions and other signaling molecules inside and outside the cell, and the activity of other transporters and channels that affect Ca2+ homeostasis in the cell.To learn more about plasma membrane visit;
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Does anyone know this it’s a true or false question
Answer:
the answer to your question is true
What kind of valcano is most likely to form in this situation
Answer:
A shield volcano is not steep. It is shaped like a shield. the lava is runny. Stratovolcanoes are steep and their lava is very sticky. They are explosive like cinder volcanoes. Lastly, cinder volcanoes are , they are explosive when they erupt.
Explanation:
Drag the tiles to the correct boxes to complete the pairs.
Connor, a graduate student in ecological sciences, is given a list of four population monitoring methods and four species to monitor. Which method should Connor use to monitor each species?
However, in general, the choice of population monitoring method will depend on the characteristics of the species being monitored and the goals of the monitoring program. Some factors that may influence the choice of method include the size of the population, the distribution of individuals, the habitat requirements of the species, the ease of detection, and the level of precision required. Common population monitoring methods include mark and recapture, transect surveys, point counts, and remote sensing. Ultimately, the choice of population monitoring method should be based on a careful assessment of the species and the monitoring objectives to ensure that the most appropriate and effective method is used.