Answer:
Fluorescence technique
Explanation:
identify one energy-rich molecule that is produced by photosynthesis
An important energy rich molecule that plants synthetize through photosynthesis is . Glucose is a sugar that could be oxidize, its energy will be useful to produce ATP, more high energy rich molecules.
Which Science & Engineering Practice BEST describes the following statement?
"Over the past 150 years, data from all over the world shows that global temperatures are increasing."
O Asking Questions and Defining Problems
O Analyzing and Interpreting Data
O Engaging in Argument From Evidence
O Obtaining, Evaluating, and Communicating Information
Answer:
Analyzing and Interpreting Data
Explanation:
The statement, "Over the past 150 years, data from all over the world shows that global temperatures are increasing" , implies that data have been consistently and painstakingly gathered over the said period of 150 years.
All these sets of data that have been painstakingly gathered are now analyzed in order to arrive at a meaningful interpretation. These processes can rightly be classified as Analyzing and Interpreting data.
Which type of tissue allows for coordination and control of movement?
muscle
epithelial
nervous
connective
De
Answer:
c
Explanation:
Nervous tissue is part of the nervous system that is present in nerves, brain, and spinal cord. By transmission of electrical impulses throughout body, it helps in controlling various activities like voluntary action such as walking, running, and jumping. Thus, nervous tissue is the right answer.
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based on the graph below, from 1900 to 2000, humas have been experiencing what type of population growth?
A) Stagant
B) Logistic
C) Continuous
D) Exponential
Answer:
Exponential
Explanation:
reference the shape of the graph
what is unusual about the choice of streptococcus lactis (now lactococcus lactis) as the model organism in this study? hint: think about how s. lactis generates energy.
S. lactis generates energy through fermentation, specifically lactic acid fermentation, rather than respiration like many other organisms. This makes it an interesting choice for studying energy generation and related processes.
What is the unique characteristic of Lactococcus lactis?
Lactococcus lactis (formerly Streptococcus lactis) is a type of lactic acid bacteria that is well-known for its significance in dairy industries, including cheese and fermented milk products production. The genus Lactococcus is a gram-positive, facultatively anaerobic, non-spore-forming, catalase-negative, and cocci-shaped bacteria with a small genome size of around 2.4 Mb.
Homolactic fermentation:
Lactococcus lactis is a microorganism that produces energy through homolactic fermentation. Lactococcus lactis ferments glucose to produce pyruvate, which is then converted to lactic acid via lactate dehydrogenase (LDH) in the absence of oxygen. As a result, the process is homolactic, which means only lactic acid is generated as a byproduct. It's unique to this species since other lactic acid bacteria, such as Lactobacillus bulgaricus and Streptococcus thermophilus, are unable to carry out homolactic fermentation.
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You are studying a population of prairie dogs who have a unique spotting pattern on their fur. You have determined the genotypes for spotted and nonspotted fur as follows: genotypes number observed bb 75 bb 210 bb 40 what are the expected numbers of each genotype (bb, bb, and bb) in the population?
The expected number of each genotype (bb, bb, and bb) in the population is 1.75, 1.75, and 1.75, respectively.
To calculate the expected number of each genotype (bb, bb, and bb) in the population, we need to use the formula for Hardy-Weinberg equilibrium:
\((p^2 + 2pq + q^2) / 6\) = sum of observed genotype frequencies
where p is the frequency of the dominant allele (spotted), q is the frequency of the recessive allele (nonspotted), and the sum of observed genotype frequencies is equal to 1.
Using the given information, we can calculate the frequencies of the alleles as follows:
p = 0.75 (75%)
q = 0.25 (25%)
Now, we can substitute these values into the formula:
\((0.75^2 + 2 * 0.75 * 0.25 + 0.25^2) / 6 = (0.75 + 0.25 + 0.25) / 6 = 0.75 + 0.25 + 0.25 = 1.75\)
Therefore, the expected number of each genotype (bb, bb, and bb) in the population is 1.75, 1.75, and 1.75, respectively.
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what is cell ??
ASAP. please
The cell is the basic structural, functional, and biological unit of all known living organisms. A cell is the smallest unit of life. Cells are often called the "building blocks of life". Unicellular organisms are those that have only one cell, i.e. single-celled. Examples are prokaryotes and protists. Multicellular organisms are those possessing more than one cell. Examples are plants and animals.
John is a 34-year-old homosexual man diagnosed with HIV 2 years ago. He has come to your office for a follow-up appointment and has several concerns he would like addressed. Before his current appointment, you requested John have blood drawn to assess how the current regimen of medications has been working. What factors are you checking? Select all that apply. HIV viral load HIV antibody levels Antibodies for CD4 cells CD4 number CD4:CD8 ratio
Answer:
The correct answer is -
HIV viral load
HIV antibody levels
CD4 number
CD4:CD8 ratio
Explanation:
The doctor wants to check the current condition of HIV and its effects on the body of John and how are the medicines are helping. So he must be checking the viral load which means how much virus present in the blood. The level of antibodies gives the idea of antibodies produced by the body in response to infection with HIV.
The levels of CD4 cells are assessed as they are affected by the HIV virus along with CD8 cells. Antibodies are not produced against CD4 cells. Antibodies are generally for diagnosis only.
_________ are places in a watershed where water appears hidden or not seen
An region of land known as a watershed is used to collect and channel water from high points (hills) to low locations (valleys).
What is a watershed area, exactly?A watershed is a piece of land that directs water into a particular body of water. A watershed exists for every body of water. Rainfall and melting are channelled into streams and rivers by watersheds. Lakes, bays, and oceans are among the bigger bodies of water that these smaller ones flow into.
In a watershed, what is surface water?Streams, rivers, lakes, reservoirs, and wetlands are examples of surface waterways. The term stream is used here to indicate any moving surface water, from brooks to major rivers.
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To raise an arm upward, the muscle on one side of it contracts.
What happens to the muscle on the opposite side of the arm?
a
contracts
b
relaxes
c
both contracts and relaxes
d
neither contracts nor relaxes
Answer:
relaxes
Explanation:
when we lift our arm, muscle on the one side of the arm contracts while other side's muscle relaxes
Label the parts abcd
Answer:
A- sensory receptor
B-sensory neuron
C- Relay neuron
D-Motor neuron
E-effector muscle in arm
Explanation:
I just need number one I need to fill in the blanks
Where does cellular respiration occur? (hint: 2 places)
Answer:Cellular respiration occurs in both eukaryotic and prokaryotic cells, with most reactions taking place in the cytoplasm of prokaryotes and in the mitochondria of eukaryotes. There are three main stages of cellular respiration: glycolysis, the citric acid cycle, and electron transport/oxidative phosphorylation.
Explanation: haah not me just finishing to learn that in science
The scale below shows the pH levels of various liquids. pH scale showing ammonia (11.6), sea water (8.3), pure water (7), vinegar (2.5), and battery acid (1) pH scale showing ammonia (11.6), sea water (8.3), pure water (7), vinegar (2.5), and battery acid (1) Which of the following substances is a strong acid? Choose 1 answer: Choose 1 answer: (Choice A) A Ammonia (Choice B) B Sea water (Choice C) C Battery acid (Choice D) D Pure water
Answer:
Battery Acid
Explanation:
Since Battery Acid is closest to 0 on the pH scale, it is very acidic, and of the other choices, the most acidic.
Battery acid is the most acidic from all of the following substances.
What is pH and strong acid?pH, quantitative measure of the acidity or basicity of aqueous or other liquid solutions. A strong acid is one that completely ionizes (dissociates) in a solution.
pH is a measure of how acidic/basic solution is. The range goes from 0 - 14, with 7 being neutral. pHs of less than 7 indicate acidity, whereas a pH of greater than 7 indicates a base. now battery acid is 1 which indicates it is strong acid among all of them.
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Which statement is a valid inference based on the information in the diagram? a.) species A is the common ancestor of all life on Earth b.) species D is more closely related to species E than to species F c.) species B is the ancestor of species F d.) species C is the ancestor of species that exist at the present time
A valid inference base on the common ancestry diagram is species D is more closely related to species E than to species F. Option B
What is meant by common ancestry?A species can be said to be a common ancestor of all life on Earth when it is the most recent common ancestor of all living things.
This means that all living things share a common ancestor that is more recent than any other common ancestor.
The diagram shows that species D and E share a more recent common ancestor than species D and F. This means that species D and E are more closely related to each other than to species F.
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Since most forms of inherited color vision deficiency are recessive, postulate why color vision deficiencies would
not have been reduced to the point of disappearance. Specifically, in what ways could color vision deficiencies be
evolutionarily advantageous when compared to a population in which all people perceive the same colors?
Inherited color vision deficiencies are recessive. If both the parents are carriers of color vision deficiency genes, their child will inherit the trait. The carriers of these genes can perceive colors; however, they lack certain photopigments in their retina.
Due to the following reasons, color vision deficiencies would not have disappeared:
Color vision deficiencies are not life-threatening traits. Thus, they do not undergo natural selection. Color vision deficiencies occur with a low frequency (less than 8% of males have some form of color vision deficiency). Therefore, the carriers of these genes are not at a disadvantage from those who do not carry these genes. In some cases, color vision deficiencies could have an evolutionary advantage.
According to the hunter-gatherer hypothesis, individuals with red-green color vision deficiency were better able to detect prey in natural environments. Therefore, red-green color vision deficiency could be an evolutionary advantage compared to the population where all people perceive the same colors. It could be because the hunter-gatherer's deficiency can see through camouflage that may have been perfect for others with normal eyesight.
The carriers of color vision deficiency genes can see better through some color arrangements compared to people with normal vision. For instance, pilots with color vision deficiencies can see aircraft better than those with normal vision. Therefore, color vision deficiencies could be evolutionary advantageous when compared to a population in which all people perceive the same colors.
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Where do hiccups come from?
Answer:
Hiccups are caused by involuntary contractions of your diaphragm — the muscle that separates your chest from your abdomen and plays an important role in breathing. This involuntary contraction causes your vocal cords to close very briefly, which produces the characteristic sound of a hiccup
Molecules that donate a hydrogen nucleus are called acids. t or f
answer of given question is trueeeeeeeee
Who do you agree I
With the most?explain why you agree with person and not the other
Answer:
Mika is right because respiration happens during the d at and the night. and photosynthesis happens only when there is sunlight.
Explain how guard cells work.
Answer: Protects the cell
Explanation: THE GUARD cell helps protect the cell as a Secretary of a place it knows what minerals to allow in the cell for it to nourish and what to block
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Answer:
The guard cells help to protects the cell
Explanation:
Variables are things that change during an experiment. *
O True
O False
In 2015 what two space objects did New Horizons photograph?
Answer: I think collecting data on Pluto and Charon (the Charon flyby was at about 17,900 miles or 28,800 kilometers), New Horizons also observed Pluto's other satellites, Nix, Hydra, Kerberos and Styx.Also In July 2015, NASA's New Horizons became the first spacecraft to visit dwarf planet Pluto. The far-traveling spacecraft also flew by an object called 2014 MU69, or Ultima Thule, in January 2019. Observations from New Horizons are revolutionizing our understanding of solar system objects orbiting far from the sun.
Explanation:
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What do facilitated diffusion and active transport have in common? how are they different?
Facilitated diffusion and active transport are both processes involved in the movement of substances across cell membranes.
They both require the assistance of transport proteins to facilitate the movement of molecules. However, they differ in terms of energy requirement.
Facilitated diffusion is a passive process that does not require energy, whereas active transport is an active process that requires the expenditure of energy in the form of ATP.
Facilitated diffusion is the passive movement of molecules along the concentration gradient. It is a selective process, i.e., the membrane allows only selective molecules and ions to pass through it.
It, however, prevents other molecules from passing through the membrane.
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What process creates stalagmites? Group of answer choices Rivers carrying rocks down a mountain Windblown sand shaping large rocks Minerals being deposited as water drips Glaciers pushing large rocks
Answer:
Minerals being deposited as water drips.
Explanation:
Stalagmites grow on the floor of a cave. The process that creates them starts with the filtration of rainwater drops through the rock picking gases and minerals, amongst these ones is calcite. When the drops containing these elements pass through the rock and are in contact with the air, a chemical reaction happens. As a consequence, the calcite precipitate on the floor of the cave. This process has to happen many times to form a stalagmite.
Write a list of 10 words that describe what happened at the cross. Write a few sentences about how each word is relevant to the events surrounding Jesus' crucifixion.
Answer:
Betrayal - Judas Iscariot, one of Jesus' disciples, betrayed Jesus by leading the Roman authorities to him in exchange for 30 pieces of silver.
Crucifixion - The Roman method of execution in which the condemned person is nailed or tied to a cross and left to die.
Redemption - Jesus' death on the cross is believed by Christians to have paid the price for the redemption of humanity's sins.
Sacrifice - Jesus' death is seen as a sacrifice for the sins of humanity.
Atonement - Through his death, Jesus is believed to have made atonement for the sins of humanity.
Forgiveness - Jesus' death is seen as a means of obtaining forgiveness for sins.
Victory - Christians believe that through his death and resurrection, Jesus achieved victory over sin and death.
Suffering - Jesus suffered a great deal of physical and emotional pain during the events leading up to and including his crucifixion.
Triumph - Jesus' resurrection is seen as a triumph over death.
Salvation - Jesus' death is believed to have made salvation possible for humanity.
Indicate whether the items below are examples of price discrimination and briefly state your reasons: A) A movie theater charges a lower price to children than adults. B) Airlines charge lower prices for children than adults. C) A telephone company charges lower prices for long-distance calls made in the evening. D) The postal service charges the same price for all first class mail. E) The American Economic Association charges higher dues to full professors than to assistant professors.
Price discrimination refers to charging different prices to different customers for the same product or service. Examples include movie theaters charging lower prices for children, airlines offering discounted fares for children and higher fares for business travelers, and telephone companies offering lower prices for off-peak hours. Not all examples provided, such as postal service charges and group-based pricing, fall under price discrimination.
Price discrimination refers to the practice of charging different prices to different customers for the same product or service. In the examples given, A, B, and C are all instances of price discrimination.
The movie theater charges a lower price to children because they are not able to afford the same price as adults. This is a common form of price discrimination, and it is generally accepted because it helps families afford to take their children to see movies.
Airlines charge lower prices for children because children typically require less space and have a lower cost to the airline. However, it is worth noting that airlines may also charge higher prices to business travelers who are willing to pay more for convenience.
The telephone company charges lower prices for long-distance calls made in the evening because there is less demand for the service at that time. This is a form of time-based price discrimination.
On the other hand, D is not an example of price discrimination because the postal service charges the same price for all first class mail regardless of who the sender is.
Finally, E is an example of group-based price discrimination because the American Economic Association charges higher dues to full professors than to assistant professors. This is because full professors are generally more financially secure and can afford to pay higher dues.
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what is biology?
a.science b.social
Answer A Science
Explanation: Biology is one of the three main sciences that students study. It is the science of life.
Green crabs carry a parasitic worm that can infect organisms that prey on the crabs. Which organism is most likely to be infected by this parasite
dna-binding proteins exert control by binding dna at specific sequences. describe how dna and a protein interact at the molecular level. are proteins able to identify specificdna sequences, or do they bind to all regions with equal frequency?
DNA-binding proteins engage in unique molecular interactions with DNA, which enables them to recognise and bind to particular regions in order to control the expression of genes. To ensure that genes are appropriately controlled, proteins are very selective and do not bind to all areas of DNA equally frequently.
DNA-binding proteins and DNA interact at the molecular level by creating hydrogen bonds between the protein's amino acid residues and the nitrogenous bases of the DNA. The protein may recognise and bind to particular DNA sequences through this interaction, which are often found in the promoter or enhancer regions of genes. The protein's regulatory action can then be carried out once it has been bound by either encouraging or inhibiting transcription.
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Which phrase best reflects the author’s view of Greece?excerpt from The Homecoming
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Answer: fond memory
Explanation: