What type of organisms are all members of the subphylum Urochordata?
Answers
Answer:
Tunicates...also known as sea squirts
Answer:
tunicates
Explanation:
All of these organisms are marine chordates (such as sea squirts) that lack a backbone in adulthood.
Related Questions
Water is warmed by the sun and
It IS then cooled and
Finally, it is
brought back to Earth in the form of
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Which structures are most important in determining evolutionary relationships between organisms-analogous, homologous or vestigial? Rank the
structures from most to least important with the most important at the top.
=Analogous
Homologous
Vestigial
Answers
The structures that are most important in determining evolutionary relationships between organisms-analogous, homologous or vestigial from most to least important with the most important at the top will be:
Homologous.VestigialAnalogousHow to illustrate the evolution?Analogous traits lack the shared evolutionary history of homologous traits, which allowed them to arise. Because they show evidence of evolutionary relationships, homologous structures are more significant to evolutionary biologists than analogous structures.
The retention of genetically determined traits or structures that no longer serve their original purpose in a given species is known as vestigiality.
In conclusion, the ranking is illustrated above.
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The Law of Conservation of Energy states that energy is never created or destroyed but only changed from one form to another. Based on the equation of photosynthesis, where do you hypothesize the energy from the Sun is now stored?
Answers
Because sunlight energy is required for the conversion of carbon dioxide and water into glucose and oxygen during photosynthesis, the rule of conservation of energy is related to this process.
What is the Law of Conservation of Energy?The term "conservation" refers to a physical quantity or parameter's entire value (such as energy, mass, linear or angular momentum).
Therefore, every new glucose molecule contains a small amount of the energy the sun provides. In the presence of sunshine, a series of chemical reactions called photosynthesis transforms carbon dioxide and water into glucose and oxygen.
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in pea plants, tall plants are dominant to dwarfs plants. two heterozygous plants are crossed. if they have 80 offspring. how many plants should be dwarf sized? how many will be tall? give a number, not a percent. show a punnet square to support your answer.
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the glaciers found in the north and south poles are melting, which leads to an increase in the sea level.
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I'm assuming this is a true or false question, if that is the case, then your answer is TRUE
Please Help Make Sure you explain your answer i will be marking brainliest to the first person who has the right answer")
Answers
Answer:
B. Thermal energy will move from the plate to the fruit pop.
Explanation:
If you leave a frozen fruit pop that has a lower degree than the object you place it on, the object with the higher temperature will transfer heat to the colder object, which leads the cold object to melt.
Answer:
B.
Explanation:
If the plate is hotter than the pop then it will transfer the heat to the pop
a group of bone marrow disorders characterized by the insufficient production of blood cells due to dysfunction of the bone marrow is
Answers
match each part of a cell to its structural features.
1.lager size in plant cells----->
2.salt and water base----->
3.grainy appearance----->
4.permeable and flexible---->
a.cytoplasm
b.cell membrane
c.rough endoplasmic reticulum
d.vacuole
Answers
Answer:
1)vacuole covers most part in a plant cell
2)cytoplasm is a salty and water base
3)rough endoplasmic reticulum has a grainy appearance
4)The cell membrane is flexible and semi-permeable
Answer:
)vacuole covers most part in a plant cell
2)cytoplasm is a salty and water base
3)rough endoplasmic reticulum has a grainy appearance
4)The cell membrane is flexible and semi-permeable
Explanation:
The enlargement of the somatosensory area for dominant fingers in violin players is an example of the effects of __________ on brain plasticity. Neural reorganization personal experience development neurogenesis.
Answers
Answer:
B: Personal Experience
Explanation:
Correct on Edge
The enlargement of the somatosensory area for dominant fingers in violin players is an example of the effects of personal experience on brain plasticity.
What is brain?Brain is the special organ of the nervous system and is responsible for carrying out control and co-ordination of the body activities. Brain helps in processing sensory and b information in the body.
Several nerve cells compose the anatomy of the brain. These nerve cells possess a cell body, axon and dendrites in its structure. The axons carry the nerve impulses from brain to various organs of the body. The dendrites help in the transmission from information from various body parts to the brain.
Brain contains three main parts: Forebrain, midbrain and hindbrain. Various centres are located in the brain which are vital for thinking, personality development, emotional development, behaviour, memory etc in an individual.
Thus, brain is considered as a vital organ for the survival of an individual.
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why do we drink water??
Answers
Answer:
You need water to digest your food and get rid of waste. Water is needed for digestive juices, urine (pee), and poop. And you can bet that water is the main ingredient in perspiration, also called sweat. Besides being an important part of the fluids in your body, water is needed by each cell to work.
Explanation:
I'm not sure but hope it helps
Answer:
beacuse we gona healthy drink many water bro
List 2 out of the four types of Chromosomal mutations
Answers
Answer:
Explanation:
Types of Mutations. There are a variety of types of mutations. ...
Chromosomal Alterations. Chromosomal alterations are mutations that change chromosome structure. ...
Point Mutations. A point mutation is a change in a single nucleotide in DNA.
What is the correct order of organization of genetic material
Answers
Answer:Genome, chromosome, nucleotide, gene.
Explanation:
Genome, Chromosome, Gene, Nucleotide. Hint: Genetic material refers to the material found in the nucleus, cytoplasm and mitochondria which play an important role in determining the structure and also the nature of cell substances.
1. Macromolecules are the biological molecules necessary for life. Cells need macromolecules for different functions from energy storage to membrane transport Each class of macromolecule serves a different function. Which macromolecule would serve as an energy source for the cell and is used as a component in the cell wall of plants ?
A. Carbohydrates
B. Lipids
C. Nucleic Acids
D. Proteins
(NEED HELP ASAP PLEASE)
Answers
Cellulose and starch are macromolecule polysaccharide carbohydrate made of glucose chains. It stabilizes plant cell walls and provides energy. Therefore , option (A) is correct.
What are carbohydrates?Carbohydrates are renowned for their crucial function in plants, which is to provide key sources of energy and carbon skeletons for organic compounds and storage components. Carbohydrates are formed through the process of photosynthesis.
Starches and cellulose are both types of carbohydrates that belong to the larger class of polysaccharides since they are made up of long chains of glucose molecules. Although they are comparable, the human body is only able to make use of starches as a source of energy, whereas cellulose provides structure to plant cell wall.
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suppose you inherited a 100-acre farm in the mountains. how would you use its soil best?
Answers
Inherited a farm in the highlands with 100 acres, you best utilize its soil, take good care of it, educate yourself about it, and plant crops using strip cropping and terrorizing.
How to use soil in strip cropping farming?Growing cotton and a sod-forming crop like alfalfa in alternating strips that follow the land's natural contour is an example of strip cropping.
These crops are interspersed with strips of row crops like maize, soybeans, cotton, or sugar beets.
Therefore, best utilize its soil, take good care of it, educate yourself about it, and plant crops using strip cropping and terrorizing.
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how much weight are you supposed to gain during pregnancy
Answers
25 to 35 pounds after becoming pregnant.
Answer:10000000000000 pounds
the three most important elements that make up weather are
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Answer:
1.Temperature 2.Air(atmospheric) pressure 3.Wind(speed and direction)
Somebody help me so I can give y’all some points
Answers
Answer:
hypothesis in this is just like cause and affect
Explanation:
Hypothesis means:
Noun: a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation. "professional astronomers attacked him for popularizing an unconfirmed hypothesis"
Philosophy: a proposition made as a basis for reasoning, without any assumption of its truth. "the hypothesis that every event has a cause"
What might happen when a Hox gene turns other genes on or off?
Answers
Answer:
They can alter the phenotype of an organism
What would be the best reason for
finding a bunch of broken rocks
underneath a melted glacier?
A. The pressure of the glacier crushed
them
B. Water seeped into the cracks and
expanded as it turned to ice
C. Modern day animals moved the
rocks around
D. Dinosaurs broke them.
Answers
Answer:
B. Water seeped into the cracks and
expanded as it turned to ice
Explanation:
This is because as the glacier melts, water seeps into cracks on the rock underneath the glacier. As this water seeps into the cracks, it would be turned into ice. As the ice expands, it causes the rock to break up into pieces.
This process is called mechanical weathering.
3. What is the most common way for a system to lose energy?
Answers
Answer:
Heat energy
Explanation:
Maybe ..this can be
What happens to red blood cells when placed in a hypotonic solution?
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-
1) What types of specialized cells (cells with a specific purpose such as
cardiac or nerve cells) do you think the daphnia have? What are their
functions? List at least 2 types of cells and their function.
on systems (s
Answers
Answer:
alle and the daphina cell
what happens when a red blood cell is placed in a hypertonic solution. this means the concentration of solutes in the solution is _ than the concentration of solutes in the intracellulat fluid, and will cause the cell to
Answers
When a red blood cell is placed in a hypertonic solution, it shrinks or undergoes crenation due to water loss through osmosis.
When a red blood cell is placed in a hypertonic solution, it means that the concentration of solutes in the solution is higher than the concentration of solutes in the intracellular fluid. As a result, water will move out of the cell through osmosis, following the concentration gradient. The hypertonic solution causes the cell to shrink or undergo crenation. This occurs because the higher solute concentration in the external solution draws water out of the cell, leading to a decrease in cell volume.
The hypertonic environment creates an osmotic imbalance, where water leaves the cell to equalize the concentration of solutes inside and outside the cell. The cell membrane contracts inward, causing the cell to become smaller and wrinkled. In the case of red blood cells, crenation can impair their ability to carry oxygen and nutrients and can also disrupt their normal function in the bloodstream. Overall, the hypertonic solution causes the red blood cell to undergo a process of dehydration and shrinkage.
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[Step 1]: Determine from the data (Table 1) whether IGF2 is maternally or paternally imprinted (silenced).
A. Maternal B. Paternal
[Step 2]: In Cross Number 4, what is the expected number of heterozygous (IGF2/Δigf2 ) progeny?
A. 0 B. 12.5 C. 25 D. 37.5 E. 50
[Step 3]: To show that the functional allele is reversibly switched by the passage through the germline of the opposite sex, DeChiara et al. also made intercrosses between heterozygous F1 females and heterozygous F1 males. Based on your determination of how the IGF2 gene is imprinted, determine the expected phenotypic ratio of the progeny from these crosses (Normal : Growth deficient).
A. All Normal B. 3:1 C. 1:1 D. 1:3 E. 1:2:1 F. All dwarf
Answers
Specifically, we would expect to see a 3:1 ratio of normal to growth-deficient offspring, with normal offspring inheriting the silenced paternal allele and growth-deficient offspring inheriting the active maternal allele. Therefore, the answer is B. 3:1.
Based on the data in Table 1, IGF2 is paternally imprinted (silenced).
For Cross Number 4, the expected number of heterozygous (IGF2/Δigf2) progeny can be calculated using the formula:
Expected number of heterozygous progeny = 2 x (proportion of IGF2/Δigf2 offspring) x (total number of offspring)
From Table 1, we can see that the proportion of IGF2/Δigf2 offspring in Cross Number 4 is 0.5. The total number of offspring is 50.
Therefore, expected number of heterozygous progeny = 2 x 0.5 x 50 = 25
For the intercrosses between heterozygous F1 females and heterozygous F1 males, the expected phenotypic ratio of the progeny will depend on whether the functional allele is maternally or paternally imprinted.
Since we have determined that IGF2 is paternally imprinted, the expected phenotypic ratio of the progeny will be biased towards the paternal allele.
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Which of the following produces the most ATP when glucose (C6H12O6) is completely oxidized to carbon dioxide (CO2), and water is produced? Choose all that apply.
a. substrate-level phosphorylation
b. the citric acid cycle
c. oxidative phosphorylation
d. splitting glucose into two pyruvate molecules
e. oxidation of NADH and FADH2 and transport of H+ ions to the intermembrane spacem
Answers
When glucose (C6H12O6) is completely oxidized to carbon dioxide (CO2) and water, the process that produces the most ATP is oxidative phosphorylation (c).
Oxidative phosphorylation: This process occurs in the inner mitochondrial membrane and involves the transfer of electrons from NADH and FADH2 (produced during glycolysis and the citric acid cycle) to the electron transport chain. The movement of electrons along the chain leads to the pumping of protons across the membrane, creating an electrochemical gradient. This gradient is then used by ATP synthase to generate ATP. Oxidative phosphorylation is the primary mechanism for ATP production during complete glucose oxidation and produces the most ATP.
Additionally, the citric acid cycle (option b) and substrate-level phosphorylation (option a) contribute to ATP production, but to a lesser extent. Splitting glucose into two pyruvate molecules (option d) is a part of glycolysis, which produces a small amount of ATP, and oxidation of NADH and FADH2 with the transport of H+ ions to the intermembrane space (option e) is a component of oxidative phosphorylation.
Therefore, the correct options is c being the most significant producer of ATP.
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What are binding sites, present on DNA, that bind regulatory proteins, resulting in an increased level of transcription for a gene that is distant from the binding site? O A. enhancer O B. augmenter OC. amplifier OD enlarger O E. promoter
Answers
answer: silencer repress transcription. Like enhancers, silencers can be found before or after the gene they control and can be some distance away on the DNA strand
A high relative humidity and sunshine hinder heat loss from the body by their adverse effects on the body, respectively, as:
Answers
The correct option (C) decreased evaporation and increased radiation.
Why does relative humidity climb the most just before dawn?
The ability of the air to hold water vapor increases with temperature. As a result, relative humidity rises as the temperature rises and reduces as it approaches the dew point. Around daybreak, when the nighttime low temperature is generally quite close to the dew point, the relative humidity is typically at its peak.
How does a high relative humidity affect things?
The "Heat Index" is the name given to this combined impact. The heat index increases with increasing air temperature and/or relative humidity, making the outside air seem hotter to our bodies.
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A high relative humidity and sunshine hinder heat loss from the body by their adverse effects on the body, respectively, as:
A. increased condensation and radiation
B. increased convection and radiation
C. decreased evaporation and increased radiation
D. decreased condensation and decreased radiation
E. increased evaporation and increased convection
Briefly explain why the application of pesticides to kill cockroaches is not artificial selection.
Answers
The application of pesticides to kill cockroaches is not artificial selection as pesticides control insects and keep them from spreading diseases or eating crops.
Why the application of pesticides to kill cockroaches is not artificial selection?
Pesticides are not used to kill cockroaches because pesticides control insects and keep them from spreading diseases or eating crops.However, when pesticides were introduced into the insect ecosystem, many insects evolved into being impervious.Only one pesticide, abamectin, effectively killed the captive roaches. However, studies published in 2019 found that roaches can develop increased resistance to abamectin in just two generations, or approximately a year.According to a new study conducted by Purdue University experts, cockroaches have become so resistant to pesticides and insecticides that they are practically impossible to exterminate using chemicals alone. Furthermore, in rare circumstances, insecticide exposure might actually boost roach populations.To learn more about Pesticides refer to:
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put this in your OWN words The pattern can shift back and forth irregularly every two to seven years and cause disruptions of temperature, precipitation, and winds.
Answers
Answer:
distruptions of temperature, precipitation and winds are caused by patterns that shift back and forth irreguraly every 2 - 7 years
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The flowchart below shows the three generations of a cross between a pea plant that has yellow pods and a pea plant that has green pods. Yellow pods are the dominant trait. The flowchart is missing the labels that describe the traits. A flow chart is shown. A and B both go to C. C goes to both D and E. In which squares should the phrase “Yellow pods” appear? A and D B and E A, C, and D A, B, C, D, and E
Answers
Answer:
3
Explanation:
A and D only
B and E only
A, C, and D only
A, B, C, D, and E
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