The taxonomic classification that contains the most organisms and is the MOST inclusive is
Answers
Answer:
Domain
Explanation:
A domain is the most inclusive of the levels
Related Questions
Which is true about the bioelectrical impedance body composition test?
Answers
The fourth option is the correct one. It uses electrods to measure body fat in relation to muscle mass. As muscle tend to store more water, the test evaluates how much resistance (that is produce by water content) to the electric current the body has. As more muscular the body, the greatest electrical resistance.
What did Robert Virchow observe when he witnessed a cell dividing in half?
Answers
Answer:
The correct answer is - all cells arise from pre-existing cells.
Explanation:
Robert Virchow observed during the cell division in half that a single cell divide into two new cells therefore he suggested that, a famous aphorism Omnis cellula e cellula which means all cells arise from pre-existing cells. His observation is one of the major points of the cell theory.
This observation made by Robert Virchow becomes the fundamental basis of the cell theory which describes that cell divides to produce new cells. The other greatest observation made by him was that all cells not get sick or affected but a group of cells only.
Explain how to distinguish different species by their DNA.
Answers
DNA analysis can be used to distinguish different species by comparing specific regions of their DNA sequences.
To distinguish different species by their DNA, scientists primarily focus on comparing specific regions of the DNA sequences that are highly variable among species. One commonly used region is the mitochondrial DNA (mtDNA), which is inherited maternally and has a higher mutation rate compared to nuclear DNA. Another region is the ribosomal RNA genes (rRNA), which exhibit variations among species.
The process typically involves extracting DNA samples from different organisms, isolating the target region of interest, and sequencing the DNA to determine the nucleotide sequence. The sequences obtained from different species are then compared to identify differences and similarities.
These differences can be used to create DNA profiles or genetic markers specific to each species. Advanced techniques such as DNA barcoding or whole-genome sequencing can provide more comprehensive information and aid in species identification.
By comparing DNA sequences, scientists can uncover genetic variations unique to different species, allowing them to distinguish and classify organisms accurately. This information is valuable in various fields, including taxonomy, conservation biology, forensic science, and evolutionary research.
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Meiosis can result in the formation of
O 4 sperm cells
O 1 healthy egg cell and 3 polar bodies
gametes
O all of these can be produced by Meiosis
Answers
Answer:
it's in the explanation
Explanation:
meiosis produces haploid gametes (ova or sperm) that contain one set of 23 chromosomes. when two gametes (an egg and a sperm) fuse, the resulting zygote is once again diploid, with the mother and father each contributing 23 chromosomes
The diagram shows a sequence. Which phrase best describes the sequence of the diagram?
Answers
c the path of energy through a food web in a natural community..
hope you will find it good,..
plz help will mark brainliest if correct! If the sum of all chemical reactions taking place in an ecosystem results in an overall change in free energy of −9732 kJ, which of the following best describes the impact this will have on the ecosystem?
The amount of energy available to do work will increase.
The ecosystem will move away from equilibrium.
The energy given off as heat to the surroundings will decrease.
The entropy of the ecosystem will increase.
Answers
Answer:
I think the entropy of the ecosystem will increase.
In mice, Gray color is considered to be dominant over white. Show the parent genotypes, the Punnett squares and give the phenotype and genotype ratios of the P1 generation: a homzygous gray mouse and a white mouse, show the F1.
Answers
Answer:
See the answer below
Explanation:
Let us assume that the gray color in mice is represented by the G allele and the white color is represented by g allele. For a cross between a homzygous gray mouse and a white mouse:
Genotype of the gray mouse - GG
Genotype of the white mouse - gg
Crossing the two parents
GG x gg
F1 Gg Gg Gg Gg
All (100%) the offspring at the F1 would have the genotype Gg and would be gray in color since G is dominant over g. (See the attached image for the Punnet's square).
What two things does Earth's atmosphere do with solar energy?
Answers
Answer:
The atmosphere and the surface of the Earth together absorb 71 percent of incoming solar radiation, so together, they must radiate that much energy back to space for the planet's average temperature to remain stable.
Explanation:
Answer:
Explanation:
This layer of air, known as the Earth's atmosphere is retained by gravity. The two main components are nitrogen (78%) and oxygen (21%). ... The Earth absorbs most of the energy reaching its surface, a small fraction is reflected. ... the ozone layer absorbs solar ultra-violet radiation and affects how much of the Sun's heat
New laws made it difficult to continue to make a living farming. at the same time, the new factories opening in the city needed workers. as a result, many people moved from the country to the city. cities were becoming even more important than before.
Answers
In a general view, it became challenging to continue farming for a living due to the new rules. Workers were required by the city's new factories that were opening at the same time. That is why many people made the transition from rural to urban areas.
Industrial enterprises needed a huge labor force, and people and their families needed someplace to live close to where they worked. As a result, cities flourished. Millions of immigrants sought employment and a better life in the United States and were drawn to cities and factories. In industries, there were sometimes difficult working conditions. The normal number of hours per day was 10 to 12. Accidents that were fatal were typically caused by dangerous working conditions.
For the sake of efficiency, tasks are frequently separated, which causes employees to do repetitive and tedious labor. The speed of work often increased, and it was frequently carried out in factories constructed to accommodate the equipment. Finally, factory managers started enforcing an industrial discipline and requiring people to work certain, sometimes extremely long, hours.
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The given question is incomplete. The complete question is given by:
New laws made it difficult to continue to make a living farming. at the same time, the new factories opening in the city needed workers. as a result, many people moved from the country to the city. cities were becoming even more important than before. Give a general account?
Which of the following species of fish have cartilaginous skeletons?
Answers
the process that was most likely used to modify the plants traits and inctease their natural rubber production was?
Answers
The process that was most likely used to modify the plant's traits and increase their natural rubber production was genetic engineering.
Genetic engineering involves the modification of an organism's DNA, which is responsible for the expression of its traits. In this case, scientists would have identified the specific genes responsible for rubber production in the plant and modified them to increase their activity.
There are several techniques that can be used in genetic engineering, including CRISPR-Cas9, RNA interference, and gene editing. CRISPR-Cas9, in particular, is a popular technique that allows for precise and targeted editing of specific genes. This technique involves the use of an enzyme called Cas9, which acts as a pair of molecular scissors to cut the DNA at a specific location.
Once the genes responsible for rubber production have been modified, the plant can be bred to create a new variety that produces higher levels of rubber. This process is known as selective breeding and involves choosing plants with the desired traits and breeding them together to create a new, more productive strain.
In conclusion, genetic engineering is the most likely process used to modify the plant's traits and increase their natural rubber production. By targeting specific genes and altering their expression, scientists can create new plant varieties that are more productive and have greater commercial value.
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7. Hydrogen fuel cells combine hydrogen and oxygen to produce water and energy. Assume 1 kg of fuel is used, and the mass of the water produced is 1.10 x 10-11 kg. How much energy is produced by this fuel cell? (Hint: Use E = mc2.)
Answers
Answer:
this is a hard one
Explanation:
Explain why eukaryotic cells are often compartmentalised. Refer to surface area and volume in your answer.
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Answer:
What Defines an Organelle?
In addition to the nucleus, eukaryotic cells may contain several other types of organelles, which may include mitochondria, chloroplasts, the endoplasmic reticulum, the Golgi apparatus, and lysosomes. Each of these organelles performs a specific function critical to the cell's survival. Moreover, nearly all eukaryotic organelles are separated from the rest of the cellular space by a membrane, in much the same way that interior walls separate the rooms in a house. The membranes that surround eukaryotic organelles are based on lipid bilayers that are similar (but not identical) to the cell's outer membrane. Together, the total area of a cell's internal membranes far exceeds that of its plasma membrane.
If a plant mutated such that the number of fibers and sclereids increased and spread through the entire organism, what do you predict would happen to the plant? check all that apply.
Answers
The pigmentation of the flower would increase if the plant mutated.
In a condition that if a plant is mutated the condition might be that the number of fibers and sclereids have increased and it spreads in the entire organism, then the most visible change will be that the pigmentation of the flower would increase. The pigmentation of the floral arrangements might alter and change from the regulation of the photoprotective pigments in the flowers itself. It also depends on how the flower responds to any sort of ultra violet exposure. The flowers also inherit their pigments from the genes just like humans.
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If the plant changed, the flower's coloration would rise. The most obvious alteration would be an increase in flower coloration.
If a plant were to become altered, which might result in an increase in fiber and sclereid numbers that spread throughout the entire organism. As the photoprotective pigments in the flowers themselves are controlled, so may the coloration of the floral arrangements. Additionally, how a flower reacts to any exposure to ultraviolet radiation is a factor. The genes also determine the color of the blooms, much as they do for humans.
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Which subfield of genetics looks for genes that have a greater impact on a specific trait than other genes?
Answers
Finding genes that have a higher influence on a particular trait than other genes is the focus of the genetics subfield of molecular genetics.
What is the name of the scientist who investigates the potential and constraints of genetic and environmental impacts on behavior?Researchers who research the relative strength and boundaries of hereditary and environmental impacts on behavior, such as behavior geneticists, are interested in this topic.
What is the study of the effects of genetics and natural selection on behavior?Evolutionary psychology looks at what makes us human beings similar. It focuses on using the principles of natural selection to study the development of behavior and the mind.
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A tornado is a type of severe cyclone. Which statement best explains how a
tornado might form?
• A. Two different air masses meet, but neither moves into the other
one, and a spiraling wind results.
• B. A cyclone becomes slower and slower as pressure differences
between areas of low and high pressure decrease.
• C. Cold, dense air flows toward warmer, less dense air, so the cold
front ends up moving faster than the warm front.
• D. A cyclone rotates faster and faster as pressure differences
between areas of low and high pressure increase.
Answers
Answer:
Tornadoes form when warm, humid air collides with cold, dry air. The denser cold air is pushed over the warm air, usually producing thunderstorms. The warm air rises through the colder air, causing an updraft. The updraft will begin to rotate if winds vary sharply in speed or direction.
Strawbery plants are produced from runners. This means that they are clones of their parents.
Tomato plants are produced as a resut of sexual reproduction.
Explain which plant will display the greatest variation and why the variation occurs.
Answers
(Asexual is just like cloning this means that a copy of it will be produced and there will be no difference)
How do the functions of DNA and RNA differ? *
1 point
DNA directs protein transport, while RNA aids in energy production.
DNA aids in energy production, while RNA directs protein transport.
O
DNA stores genetic information, while RNA relays genetic information for protein
synthesis.
DNA relays genetic information for protein synthesis, while RNA stores genetic
information.
Answers
60 minutes remaining
Question 13 The most abundant photoreceptors that detect dim light are Cones.
A True
B False
Question 14 Muscular tissue that adjusts the shape of the pupil to regulate how much light enters the eye is IRIS.
A True
B False Question
15 Opsins are visual pigments derived from Vitamin D.
A True
B False
Answers
Answer:
Question 13:
B. False
The most abundant photoreceptors that detect dim light are Rods, not Cones. Rods are highly sensitive to low light conditions and are responsible for vision in dim light and peripheral vision. Cones, on the other hand, are responsible for color vision and high visual acuity but are less sensitive to low light conditions.
Question 14:
A. True
The iris is the muscular tissue in the eye that adjusts the size of the pupil, controlling the amount of light entering the eye. It contracts or expands to regulate the size of the pupil in response to changing light conditions.
Question 15:
B. False
Opsins are visual pigments found in photoreceptor cells, specifically in the retina of the eye. They are responsible for capturing light and initiating the process of vision. Opsins are not derived from Vitamin D. Vitamin D is a separate compound involved in various physiological processes in the body, including calcium absorption and bone health.
Explanation:
A student is investigating the question "Which increases a person’s breathing rate more after three minutes, lifting five-pound weights or lifting ten-pound weights?" She designs an experiment to test the question.
Which is the dependent variable in her experiment?
breathing rate
weight lifted
duration of exercise
the person lifting weights
Answers
Answer:
breathing rate
Explanation:
breathing rate depends on all of the other factors
Answer:Breathing rate
Explanation:
E2022
How are Protista similar to bacteria
Both are comprised of
Answers
Answer:
Both bacteria and protists have cell membranes made of chemicals called phospholipids
Assuming that the breathing rate of human can be affected in some way. If a large number of people was confined in a small room for a long period of time. Give a reason for your answer.
Answers
working in a small space is dangerous. Working in restricted places causes numerous injuries and fatalities among employees every year.
What is the human breathing rate?To deliver oxygen to the body (working muscles) more quickly, breathing rate rises. Heart rate increases to more effectively get oxygen (and glucose) to the breathing muscles. The cardiovascular system is made up of the heart, lungs, and circulatory system working together.
Adults typically breathe 8 to 16 times per minute while at rest. A typical rate for a baby is up to 44 breaths per minute.
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where does food store its energy
Answers
Answer:
glycogen
Explanation:
stored in the liver and muscles
9. Helix-turn-helix and zinc fingers are structural motifs found in: A) Shine-Dalgarno sequences. B) DNA-binding proteins. C) catabolic enzyme complexes. D) spliceosomes E) operons. 10. Attenuation of the trp operon in E. Coli is the result of: A) programmed DNA rearrangements. B) production of polycistronic mRNA. C) the ability to synthesize amino acids. D) rapid mRNA turnover. E) coupled transcription-translation. 11. In yeast, the transcription of the GAL genes is prevented when: A) galactose is present. B) GAL80p binds to GAL3p in the cytoplasm. C) GAL80p binds to GAL4p and prevents the recruitment of the transcriptional complex. D) GAL80p binds directly to the UAS. E) Galactose is present and GAL3p binds to the UAS. 12. Promoter mutations (lacP–): A) are recessive. B) are trans-dominant. C) cannot be complemented. D) cause constitutive expression of the lac operon. E) are lethal. 13. The nucleotide sequence of the attenuator region: A) contains features of a termination site. B) triggers degradation of RNA transcripts containing homologous sequences. C) interacts with the polycomb group of transcriptional silencer proteins. D) regulates lac operon transcription. E) is the binding site of the cAMP-CRP complex
Answers
9. Helix-turn-helix and zinc fingers are structural motifs found in DNA-binding proteins. The correct answer is (B).
While zinc fingers are domains that often include a zinc ion coordinated by cysteine and histidine residues, they are also frequently engaged in nucleic acid recognition. Helix-turn-helix is a sort of protein motif that consists of two alpha helices joined by a short string of amino acids.
10. Attenuation of the trp operon in E. Coli is the result of coupled transcription-translation. The correct answer is (E). The contact between the developing mRNA and the translating ribosome causes attenuation of the trp operon in E. coli, which is a regulatory mechanism that includes premature termination of transcription.
11. In yeast, the transcription of the GAL genes is prevented when: GAL80p binds to GAL4p and prevents the recruitment of the transcriptional complex. It interacts with the GAL80 protein after binding to the GAL3 protein, removing the GAL4 protein's inhibition and enabling transcription of the GAL genes.
12. Promoter mutations (lacP–): cause constitutive expression of the lac operon. In E. coli, promoter mutations (lacP-) impact the promoter region of the lac operon, which is in charge of RNA polymerase binding and the start of transcription.
13. The nucleotide sequence of the attenuator region: contains features of a termination site. The correct answer is (A). The attenuator region is a regulatory sequence that regulates transcription termination of the bacterial trp operon and is found in the leader region of the mRNA transcript. Depending on the amounts of tryptophan in the cell, the nucleotide sequence of the attenuator region has characteristics of a termination site that may fold into different stem-loop configurations.
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How do the characteristics of an ecoregion help to determine what type of weathering, erosion, or deposition that will occur?
Answers
An ecoregion is a large area that covers ecosystems having similar characteristics ecologically and geographically. It has a characteristic range in terms of climatic parameters such as temperature, humidity and precipitation.
There are various characteristics that help the determination of weathering, erosion and deposition.
Presence of plants and vegetation minimse the erosion in thagt area and the weathering of rocks.
Marine ecoregions would have more weathering of rocks due to thef low of water and thus, there would be less deposition of organic and inorganic material.
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Fill In The Blank a thin fold of mucous membrane that connects the body of the tongue to the mucosa covering the floor of the oral cavity is called _______
Answers
A thin fold of mucous membrane that connects the body of the tongue to the mucosa covering the floor of the oral cavity is called the frenulum.
What's the Frenulum?The frenulum is a small fold of mucous membrane that can be found in the oral cavity. Specifically, there are two important frenula (plural of frenulum) associated with the tongue:
Lingual Frenulum: This is the frenulum located on the ventral surface of the tongue. It extends from the midline of the tongue's underside to the floor of the oral cavity. The lingual frenulum plays a role in limiting the movement and flexibility of the tongue. Labial Frenulum: While not directly related to the question, it is worth mentioning that there is also a labial frenulum present in the oral cavity. The labial frenulum is a small fold of tissue that connects the inside of the upper or lower lip to the corresponding gum area.The frenulum serve to stabilize and control the movement of the tongue and lips during speech and other oral activities, such as eating and swallowing. They help maintain proper tongue positioning and contribute to the overall functionality of the mouth. In certain cases, individuals may have a condition called "ankyloglossia" or "tongue-tie," where the lingual frenulum is unusually short or tight, limiting the tongue's movement. In such cases, medical intervention may be required to correct the condition if it causes difficulties with speech or other oral functions.
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What substances are in water, and where do they come from?
Answers
Answer:
Hydrogen and Oxygen
Explanation:
They are found in the atmosphere or they exist in gaseous, liquid or solid form
7. Which of the following systems is NOT found in a flatworm:
a. Digestive system
b. Respiratory system
c. Nervous system
d. All of the above
Answers
Answer:
No. B
8 think so
I hope it helps ✌️
Explanation:
Parasitic flatworm do not have a digestive system because they don't digest there food. They just suck it when the upper gut muscles contract, suck it inside their body then gobble them up and then they're done sucking the nutrients from the food people eat.
Answer:
A. Digestive system
A reaction requires 2. 5 moles of zinc oxide. How many grams would this equal to?.
Answers
A reaction requires 2.5 moles of zinc oxide, equal to 202.5 grams.
The mole scale is needed as an indication of the amount of substance or compound, mole is the gram of substance divided by the relative molecular mass (Mr). The formula for calculating the moles of a compound is n = gram/Mr
in question:
2.5 mol of zinc oxide: n = 2.5 mol
Mr zinc oxide : Mr = 81 gram/mol
Then grams of zinc oxide are:
n = grams/Mr
grams = Mr x n
grams = 81 grams/mol x 2.5 mol
grams = 202.5 grams
So, grams of zinc oxide is 202.5 gr.
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Fungi are closer to animals than plants.
O True
O False
Answers
Answer:
true
Explanation: Fungi and animals are more closely related to one another than either group is to plants. This has been determined through molecular phylogenetic analyses. Fungal cells are organized into tube-like filaments called hyphae.