Answers
Answer:
Stream Ecosystem
Answer:
the answer is Steam
Explanation:
I took the test
Related Questions
The sensory receptors in the nose and tongue are stimulated by......
chemicals
temperature
light
sound waves
Answer and I will give you brainiliest
Answers
Answer:
chemicals
Explanation:
The nose and the tongue are two of the five sensory organs (others being skin, eyes, ears). These organs contain certain cellular structures called SENSORY RECEPTORS, which respond to different stimulus in the environment.
Nose and tongue are two organs that possess a type of sensory receptor called CHEMORECEPTORS. Chemoreceptors are receptors that respond to chemical stimuli. In other words, the receptors in the nose and tongue are stimulated by chemical substances e.g. food chemicals for TONGUE, chemicals in air for NOSE.
An amino acid's unique characteristics is defined by the ________.
Answers
What effect will a virus in the lytic cycle have on an organism?
A. It will have no effect for weeks.
B. It will destroy cells in the organism.
C. It will spread bacteria in the respiratory system.
D. It will cause genetic mutations in sex cells.
Answers
In the lytic cycle of viral replication, the virus infects the host cell, takes over its machinery, and replicates itself rapidly. This process leads to the destruction of the host cell as newly formed viruses are released, causing cell lysis.
As a result, the lytic cycle can have a detrimental effect on the organism by destroying infected cells and potentially disrupting normal physiological processes.
The percentage of each muscle fiber type in any given muscle of your body is genetically determined. Also, physical activity can cause slight changes in muscle fiber type. Discuss the relative amount of each muscle type in the thigh muscles of Olympic athletes participating in the following events: marathon, weight lifting, 100-meter dash.
Answers
The percentage of muscle fiber types in a muscle is influenced by genetic factors, but physical activity and training can also cause adaptations and slight changes in muscle fiber type composition. The relative amount of each muscle fiber type can vary among individuals and can be different depending on the specific demands of their sport or event.
In the thigh muscles of Olympic athletes participating in different events like the marathon, weightlifting, and the 100-meter dash, we can expect to see variations in the distribution of muscle fiber types.
Marathon runners typically rely heavily on endurance and sustained effort, which requires a high aerobic capacity. Therefore, they often have a higher percentage of slow-twitch (Type I) muscle fibers. Slow-twitch fibers are fatigue-resistant and are well-suited for prolonged, low-intensity activities.
On the other hand, weightlifters need explosive strength and power for their sport. They typically have a higher proportion of fast-twitch (Type II) muscle fibers, particularly Type IIa and Type IIb. These fast-twitch fibers generate high force but fatigue more quickly than slow-twitch fibers. Weightlifters may have a higher proportion of Type IIb fibers, which are specialized for short, intense bursts of power.
Sprinters participating in the 100-meter dash require explosive speed and power. They also have a higher proportion of fast-twitch muscle fibers, including a significant percentage of Type IIb fibers. These fibers can generate rapid force production and are optimized for brief, intense activities.
It's important to note that while there are general trends in muscle fiber type distribution among athletes in specific sports, there can still be individual variation based on genetic factors, training history, and other factors. Athletes' training regimens and genetic predispositions can influence the specific percentages of muscle fiber types observed in their thigh muscles.
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In order for lactose to be digested to produce the two monomers that can be digested bythe human body, the molecule has to undergo a hydrolysis reaction. During this processwhat occurs to this disaccharide?
Answers
Lactose is a disaccharide, which means that it is formed by two carbohydrate or sugar monomers. In this case, the two monomers that form lactose are glucose and galactose.
When lactose is digested by the human body, what happens is that the bond between the monomers is broken, releasing glucose and galactose which can be absorbed by the human body.
refer to exhibit 34-1. if country a is to specialize in the production of one of the two goods (and then trade that good with country b), which good should it be and why? if country b is to specialize in the production of one of the two goods (and then trade that good to with country a), which good should it be and why? group of answer choices good x for country a because it is the higher opportunity cost producer of good x; good y for country b because it is the higher opportunity cost producer of good y. good x for country a because it is the lower opportunity cost producer of good x; good y for country b because it is the lower opportunity cost producer of good y. good y for country a because it is the higher opportunity cost producer of good y; good x for country b because it is the higher opportunity cost producer of good x. good y for country a because it is the lower opportunity cost producer of good y; good x for country b because it is the lower opportunity cost producer of good x.
Answers
Good X for Country A as it is the producer of good X with the lowest opportunity cost, and Good Y for B because it is the producer of good Y with the lowest opportunity cost.
By concentrating just on good(s) that the nation produces most effectively, more of those items are created, allowing the nation to trade for more other things than it could have produced alone. A nation does have a comparative advantage in production of a good if there is a lower opportunity cost associated with doing so there. Even if one country has a definite advantage in all items, trading with some other country will still benefit it. Trade restraints include, for example, tariff obstacles. The tariff, also referred to as a customs duty, refers to taxes imposed on goods as they cross international borders, usually by the government of the country that is importing the goods.
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All of the following are differences in transcription, RNA processing, and translation between prokaryotes and eukaryotes except _______. View Available Hint(s) All of the following are differences in transcription, RNA processing, and translation between prokaryotes and eukaryotes except _______. the promoters in prokaryotes have a -35 and -10 box while in eukaryotes they are variable but have a TATA box from the transcription initiation site there is a single RNA polymerase in prokaryotes while eukaryotes have multiple RNA polymerases the mRNA goes through extensive modifications such as addition of a poly tail and a 5' cap in eukaryotes but not in prokaryotes the sigma factor associates with the promoter region in prokaryotes but in eukaryotes there are many basal transcription factors
Answers
Answer:
the mRNA goes through extensive modifications such as addition of a poly tail and a 5' cap in eukaryotes but not in prokaryotes.
Differences:
- the promoters in prokaryotes have a -35 and -10 box while in eukaryotes they are variable but have a TATA box from
- the transcription initiation site there is a single RNA polymerase in prokaryotes while eukaryotes have multiple RNA polymerases
- the sigma factor associates with the promoter region in prokaryotes but in eukaryotes there are many basal transcription factors
Explanation:
Ribosomal and transfer RNAs are processed both in prokaryotic and eukaryotic organisms. However, mRNA is only processed in eukaryotes. In eukaryotic cells, mRNA processing involves:
1. Capping at the 5' end. This process has several functions including regulation of nuclear export, prevention of eukaryotic mRNA degradation and promotion of translation.
2. Splicing in order to remove introns and conserve coding exons. Splicing helps to increase the diversity of the eukaryotic mRNAs (and therefore eukaryotic proteins)
3. Polyadenylation by the addition of a poly(A) tail at the 3' end. The poly(A) tail makes the eukaryotic mRNA molecule more stable and also prevents its degradation by exonucleases.
Give 3 examples and explain how intelligence is based on Nature.
Answers
Evolution
Adaptation
Withdrawal symptoms include which of the following?
OA.
Sleeplessness
OB. Sweating
O C.
Convulsions
OD
All of the above
Answers
Answer:
all of the above
Explanation:
How does farming affect biodiversity
Answers
\(\textbf{ANSWER:}\)
Livestock farming is one of the most significant sources of excess nitrogen and phosphorous pollution. These compounds can deplete oxygen in lakes and rivers by causing excessive vegetation and algae development. Eutrophication, or the loss of biodiversity, is a result of this process.
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What is smaller a red blood cell or a virus?
Answers
Answer:
A virus
Explanation:
Answer:
Virus
Explanation:
Virus is smaller
What is transcription?
Word bank
DNA, mRNA, Nucleus, Cytoplasm, Helicase, RNA polymerase, Sense strand and Complementary base pair
Answers
Transcription is the process of copying a segment of DNA into RNA. The segments of DNA transcribed into RNA molecules that can encode proteins are said to produce messenger RNA. Other segments of DNA are copied into RNA molecules called non-coding RNAs
Explanation:
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Which isn’t an example of a matrix in which organisms may become fossilized
Answers
Answer:
where's the options for this question?
:/
there is no option?? ?
Which organisms can reproduce using the process of fragmentation
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Fragmentation is a form of asexual reproduction and is seen in annelids, fungi, cyanobacteria, sponges, and flatworms.
In Fragmentation, an organism divides itself into a number of fragments. It occurs when an organism completely breaks down independently irrespective of the other parts. Each one of these fragments matures into fully grown adults that are clones of the original organism.
Asexual reproduction usually involves the participation of a single parent alone can produce new offspring. The newly produced individual is genetically identical to one another and its parent. Both multicellular and unicellular organisms divide by fragmentation which is asexual reproduction.
Fragmentation is the most common method of reproduction in lower invertebrates. It is seen in many organisms including filamentous cyanobacteria, algae, lichens, molds, many plants, and animals such as flatworms, annelid worms, sponges, and sea stars.
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The organisms that can reproduce by fragmentation are Option d Sponges and Sea anemones.
Fragmentation is a form of asexual reproduction in which an organism breaks into two or more fragments, and each fragment develops into a new individual. Both sponges and sea anemones are examples of organisms that exhibit this mode of reproduction.
Sponges are simple multicellular animals that lack true tissues and organs. They possess a porous body structure, and when a sponge is fragmented, each fragment has the potential to develop into a new sponge through regeneration. These fragments contain specialized cells called archaeocytes that can differentiate into various cell types required for the formation of a new sponge.
Sea anemones, on the other hand, are marine animals belonging to the phylum Cnidaria. They have a cylindrical body with tentacles surrounding their mouth. When a sea anemone is fragmented, each piece can regenerate into a complete individual. The process involves the differentiation of cells within the fragments, leading to the development of new tentacles, body parts, and eventually a mature sea anemone.
Both sponges and sea anemones have remarkable regenerative abilities, allowing them to reproduce through fragmentation. This form of asexual reproduction enables them to colonize new areas, expand their population, and adapt to changing environmental conditions. Therefore the correct option is D
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The Question was Incomplete, Find the full content below :
The organisms which can reproduce by fragmentation are:
(a) Corals and Sponges
(b) Corals and Spirogyra
(c) Sea anemone and Spirogyra
(d) Sponges and Sea anemones.
Which of the following best explains why cytosolic NADH can yield potentially less ATP than mitochondrial NADH?
Answers
The answer to the question is D. There is an energy cost for bringing cytosolic NADH into the matrix. This energy cost is not present when NADH is already in the mitochondrial matrix, which is why it can potentially yield less ATP than mitochondrial NADH.
NADH, or nicotinamide adenine dinucleotide, is an important electron carrier molecule in cellular respiration. It can be found in both the cytosol and mitochondrial matrix. When NADH is found in the cytosol, it can potentially yield less ATP than when it is found in the mitochondrial matrix. This is because there is an energy cost for bringing cytosolic NADH into the matrix, which is one of the steps in the electron transport chain process. This energy cost is not present when NADH is already in the mitochondrial matrix.
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A. Cytosolic NADH always loses energy when transferring electrons.
B. Once NADH enters the matrix from the cytosol, it becomes FADH2.
C. Electron transfer from cytosol to matrix can take more than one pathway.
D. There is an energy cost for bringing cytosolic NADH into the matrix.
production of H2S by bacteria growing anaerobically in the intestines is common some H2S is absorbed into the circulation of intestinal gas. Less commonly in certain individuals, H2S-producing bacteria can live in the plaque buildup around their teeth. What undesirable effect might that lead to?
Answers
Answer:
The buildup of H2S-producing bacteria in the plaque buildup around teeth can lead to bad breath, also known as halitosis. This is becauseH2S has a strong, unpleasant odor similar to that of rotten eggs. The presence of H2S in the mouth can also lead to the production of other sulfur-containing compounds that contribute to bad breath. In addition to being a social embarrassment,the presence of H2S-producing bacteria in dental plaque can also lead to gum disease and tooth decay. The build-up of bacteria and their byproducts can create an acidic environment that erodes tooth enamel and causes inflammation of the gums. Over time, this can result in the loss of teeth and other oral health complications. Therefore, it is important to maintain good dental hygiene and visit a dentist regularly to prevent the growth of harmful bacteria in the mouth.
Explanation:
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Part A:
The genes for feather color and texture are independently assorted, with light blue being more dominant than smooth and dark blue. It appears that the characteristics for wing colour (light blue vs. dark blue) and wing texture (smooth vs. ridged) are separately assorting based on the observed ratios of offspring with various combinations of wing colour and texture.
Part B:
One theory for why lactose tolerance evolved in humans is that increased selection during famines led some individuals to have a different food supply and increased fat consumption, which offered more resources for improved fitness. These two possibilities may serve as theories for the evolution of lactose tolerance in humans. One characteristic often seen in people with a history of dairy farming is the ability to digest lactose (the sugar contained in milk) from infancy.
Therefore, the correct options for Part A and Part B are B and B &D respectively.
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the five inch end of a dna molecule is considered the blank where as the 3 inch end of the dna molecule is considered blank
Answers
The 5-inch end of a DNA molecule is considered the "5' end," whereas the 3-inch end of the DNA molecule is considered the "3' end."
In DNA, the numbering convention of the carbon atoms in the sugar component of the nucleotides is used to designate the ends of the molecule. The carbon atoms in the sugar ring are labeled with prime (') symbols.
The 5' end refers to the carbon atom in the sugar ring of the DNA nucleotide that is bonded to a phosphate group. It is called the 5' end because it is attached to the 5th carbon in the sugar ring.
The 3' end, on the other hand, refers to the carbon atom in the sugar ring of the DNA nucleotide that is bonded to a hydroxyl (OH) group. It is called the 3' end because it is attached to the 3rd carbon in the sugar ring.
The distinction between the 5' and 3' ends of DNA is important because it determines the directionality of the DNA molecule during processes such as replication and transcription. DNA is synthesized in a 5' to 3' direction, with new nucleotides being added to the 3' end of the growing DNA strand.
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The complete question is :
The five inch end of a dna molecule is considered the ___________ where as the 3 inch end of the dna molecule is considered ___________.
Other than wind, the most significant factor that influences the movement of ocean water at the surface is the
PLEASE HELP ME
Answers
Answer:
The movement of the ocean
Explanation:
Answer:
Thermohaline circulation.
or
The rise and fall of the tides. Tides create a current in the oceans, which are strongest near the shore, and in bays and estuaries along the coast.
Explanation:
What is the difference between a large subnit in a small subnit
Answers
Explanation:
The small ribosomal subunit has cleft in the upper third, and it the subunit which binds to the -AGGAGGU - sequence of the mRNA molecule. The large subunit is more complex and has two protuberances, a valley and a stalk as well as a polypeptide exit site.
7. In the Everglades, a system of canals and levees diverts water to urban areas and the Everglades National Park. This water management system has caused changes in
natural flow of the water during the wet and dry season. Wading birds are especially sensitive to wet and dry seasonal changes. How have water cycle disruptions MOST
affected wading birds?
O The release of water dilutes food sources for their young.
O The higher water levels allow longer-legged birds to survive and reproduce.
O The water quality for feeding has been improved by runoff.
The reduced salinity results in more eggs being laid.
Answers
Answer:
Explanation:
The water cycle disruptions have most affected wading birds by:The release of water dilutes food sources for their young.This is because wading birds depend on the natural flow of water to bring in fish and other small aquatic organisms which are a vital part of their diet. When the water cycle is disrupted by the canals and levees, the water flow changes, and the amount and timing of these organisms can be impacted, making it harder for wading birds to find food for their young. Therefore, option (a) is the correct answer.Option (b) is incorrect because longer-legged birds are not necessarily more adapted to survive in higher water levels.Option (c) is incorrect because water quality may not necessarily improve due to runoff.Option (d) is incorrect because reduced salinity may not be a direct cause of increased egg-laying.
There are three sources of genetic variation in sexual reproduction. Determine which of the following statements accurately describes which of these are considered random and which are not
Answers
Genetic recombination and independent assortment are considered random sources of genetic variation, while mutations can occur randomly or due to specific factors.
In sexual reproduction, the three sources of genetic variation are genetic recombination, independent assortment, and random mutations. Among these sources, genetic recombination and independent assortment are considered random processes, while mutations are not entirely random.Genetic recombination occurs during meiosis when homologous chromosomes exchange genetic material through crossing over. This process is considered random as the precise locations where recombination events occur are unpredictable.Independent assortment refers to the random alignment and separation of homologous chromosomes during meiosis I. The random positioning of maternal and paternal chromosomes contributes to genetic diversity in offspring.On the other hand, mutations are not entirely random as they can be influenced by various factors such as exposure to mutagens or errors in DNA replication. However, the specific mutations that occur at particular loci are generally considered random events.Therefore, the accurate statement would be that genetic recombination and independent assortment are considered random sources of genetic variation, while mutations are influenced by both random and non-random factors.For more such questions on Genetic variation:
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Question: Do you think School is necessary during a worldwide pandemic because it’s stressing kids mental health and focus. If so explain why it’s still necessary
Answers
For flowering plants to reproduce sexually, male gametes must be transferred to female ovules during pollination. How does one structure of the plant that makes this possible?
A.
The stigma is often sticky and traps pollen.
B.
The long filaments transport the pollen to the ovary.
C.
The sepals disperse pollen into the air.
D.
The anthers protect the ovules until pollination.
Answers
A.
The stigma is often sticky and traps pollen.
________ process by which carbon dioxide and other gases in the atmosphere
absorb infrared radiation from the sun, forming a "heat blanket" around the Earth.
Answers
Answer: greenhouse effect, it is used to grow plants. One example of the greenhouse effect is the atmosphere.
The greenhouse effect is the process through which carbon dioxide and other gases in the atmosphere absorb infrared radiation from the sun, forming a "heat blanket" around the Earth.
What is the Greenhouse effect?The greenhouse effect may be defined as the phenomenon of keeping the earth warm due to the presence of certain gases in the atmosphere of the earth. These gases may include carbon dioxide, methane, nitrous oxide, water vapor, CFCs, etc. and are known as greenhouse gases.
All these greenhouse gases allow solar radiations in order to enter but prevent the escape of heat radiations of longer wavelengths. The absorbed radiations again come to the earth's surface and heat it up. This cycle is repeated multiple times, considerably heating the surface of the earth.
Therefore, the greenhouse effect is the process through which carbon dioxide and other gases in the atmosphere absorb infrared radiation from the sun, forming a "heat blanket" around the Earth.
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Atrial and ventricular systole do not overlap under normal condition because of which of the following?
a) a delay of the action potential at the atrioventricular node
b) rapid conduction by the internodal pathway
c) rapid conduction by the bundle branches
d) the atriventricular node setting the pace of contractions
Answers
Answer:
) a delay of the action potential at the atrioventricular node
Explanation:
The reason for the short delay of 0.9s. is to ensure maximum contractions of the atrial to eject blood into the relaxed ventricles.(ventricular filing).
Thus when the atrial is contracting,the ventricles relax and vice versa.The short duration for the artrial contraction to occur for blood ejection into the relax ventricles guarantee that artial systole can not overlap the ventricle systole.
The artial must contract first for the ventricle fillings,and when this is completed,the atrioventricular valves closes,and blood flow through the aorta to the systemic circulation from the left ventricle and into the pulmonary circulation through the pulmonary vein.
This occurs simultaneously with both the R and L Artrial,and right and left Ventricles.
Extracellular space
Protein
Channel
nomino, comuna
What is the
function of
the cell
membrane?
Carrier
Phospholipido Protein
Intracellular space
A
The cell membrane allows anything into the cell.
B
The cell membrane protects the cell from
molecules outside the cell.
Answers
22. What is the first step in the process of DNA replication? (1 point)
Unzipping the two strands
Condensing the DNA into chromosomes
Pairing up nucleotides
Forming hydrogen bonds between base pairs
Answers
The First step in DNA replication is the unzipping the two strands. This process is carried out by the DNA helicase
Question 11
4 pts
All of the following are examples of maintaining homeostasis except:
O A drop in body temperature triggers shivering which generates heat; an increase in body temperature triggers
sweating which releases heat.
© By opening and closing pores in their leaves, plants continuously exchange oxygen and carbon dioxide with
the atmosphere.
O A cancerous tumor continues to grow larger and then metastasizes, spreading to new areas of the body.
O Feelings of hunger and then fullness affect the length of time between meals and quantity of food you eat,
keeping your weight near a "set point."
0 A sensor detects CO 2 levels in the blood and triggers an increase or decrease in the rate of breathing.
Answers
In biology, homeostasis refers to the mechanisms by which biological systems maintain an internal state of steady conditions. The state of homeostasis is fundamental to ensure the survival of biological systems.
All of the examples above are biological responses for maintaining homeostasis EXCEPT a cancerous tumor continues to grow larger and then metastasizes, spreading to new areas of the body.In cancer, the homeostasis of the system is lost and then cancer cells proliferate in an uncontrolled fashion, thereby leading to metastasis.Normal cells lose their homeostasis and convert into cancer cells by accumulating mutations that lead to the inactivation of tumor suppressor genes and/or activation of oncogenes.Learn more in:
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1 pe If a fox has 15 pairs of chromosomes in it's lung cell , how many total chromosomes are in it's eye cell? (type the number only) * Your answer
Answers
El mundo comas en el oya, pedthon el numbaras.