How do ocean currents affect temperature? Check all that apply
Answers
Answer:
Ocean currents are the continuous, predictable, directional movement of seawater driven by gravity, wind (Coriolis Effect), and water density. Ocean water moves in two directions: horizontally and vertically. Horizontal movements are referred to as currents, while vertical changes are called upwellings or downwellings.They carry cold water from the poles to the equator and cool air over land. They move warm water from the equator to the poles and heat air over land.
Explanation:
They carry cold water from the poles to the equator and cool air over land. They move warm water from the equator to the poles and heat air over land.
Answer:
They carry cold water from the poles to the equator and cool air over land.
They move warm water from the equator to the poles and heat air over land.
Explanation:
i just answered the question
Related Questions
examination of phenotypic ratios of progeny from a genetic cross will not work for quantitative characteristics for all of these reasons, except that: please choose the correct answer from the following choices, and then select the submit answer button. answer choices environmental influences may contribute to phenotype. quantitative characteristics are only inherited from one parent. it is impossible to assign a genotype to an individual on the basis of phenotype alone. discontinuous characteristics may be exhibited.
Answers
The correct answer is "quantitative characteristics are only inherited from one parent."
Quantitative characteristics are complex traits that are influenced by multiple genes and environmental factors, and their expression results in a range of continuous variation.
Examples of quantitative traits include height, weight, and intelligence. In contrast, discontinuous traits are controlled by one or a few genes and exhibit distinct phenotypes, such as seed color in pea plants.
When examining phenotypic ratios of progeny from a genetic cross, it is essential to consider that environmental influences can contribute to the phenotype.
For instance, a plant's height may be affected by factors such as sunlight, water, and soil quality, as well as its genetic makeup. Furthermore, it is impossible to assign a genotype to an individual solely based on phenotype since different genotypes can produce similar phenotypes.
Therefore, the only incorrect statement among the given options is that quantitative characteristics are only inherited from one parent. In reality, quantitative traits are typically polygenic, meaning they are influenced by multiple genes inherited from both parents.
Consequently, examining phenotypic ratios alone may not provide a complete understanding of the genetic basis of quantitative traits, and additional methods such as quantitative trait loci analysis may be required.Therefore, the correct option is "quantitative characteristics are only inherited from one parent."
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hormones in the bloodstream
Answers
Answer:
insulin
Explanation:
Answer:
chemical messenger.
Explanation:
Cross two heterozygous black mice and tell the possible phenotypes and
genotypes in their offspring.
Answers
Answer:
Phenotype: 3 black mice: 1 brown mice
Genotype: 1 BB: 2Bb: 1bb
Explanation:
This question involves a single gene coding for fur color in mice. The allele for black color (B) is dominant over the allele for brown mice (b). This means that a mouse that is heterozygous will be black.
If two heterozygous black parents are crossed i.e Bb × Bb, the gametes produced by each parent are: B and b. Using these gametes in a punnet square (see attached image), the following offsprings will be produced:
BB, Bb, Bb, and bb
- The phenotypes of this cross is 3 black mice: 1 brown mice
- The genotypes of the cross is 1 BB: 2Bb: 1bb
how many divisions are required to decrease chromosome numbers and produce gametes
Answers
The diagram shows a plant cell and an
animal cell. Which is most likely true about
both cells?
Answers
Animal and plant cells have many differences concerning their structure. However they also chare some characteristics, like having mitochondria. B is correct. Both cells use the same molecules fro energy.
What are the differences between animal and plant cells?
Both animal and plant cells are eukaryotic. They carry their genetic material in the nucleus and mitochondria. Organelles are located in the cytosol, and both of them are surrounded by a cell membrane.
However, they have some differences:
Cell wall: A rigid structure that provides support and protection.- Animal cells do not have a cell wall. They are only surrounded by the cell membrane, which is flexible so they can adopt different shapes.
- Plant cells have a wall, so their shape is usually prismatic and regular. The cell wall is composed mainly of cellulose.
Chloroplast: these are organelles that accumulate chlorophyll.- Animal cells do not have chloroplasts because they do not photosynthesize.
- Plant cells have chloroplasts, and they are in charge of the photosynthesis process that allows plants to release oxygen. These organelles use solar light as a source of energy.
Vacuoles:- Animal cells have many small vacuoles whose function is to store water, ions, and waste intracellular substances.
- Plant cells have a unique big-sized vacuole that might occupy almost 90% of the cell. Their principal function is to store water and keep the turgidity. When the vacuole gets empty, the plant loses rigidity.
Other differences are:
- The animal cell has centrioles, while the vegetable cell does not.
- Plasmodium, chromoplasts, and glyoxysomes are present in the vegetable cell but not in the animal cell.
Option B is correct. Both cells use the same molecules fro energy.
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QUESTION 5
(05.04 LC)
Match the term to its description. (4 points)
-
Prominences
-
Solar flares
-
Sunspots
-
Convection
A.
Brief eruptions of intense high-energy radiation from the sun's surface
B.
The rise of hotter, less dense fluid and the sinking of cooler, denser fluid
C.
Streams of glowing gas that shoot out from the sun in an arch
D.
Dark spots appearing from time to time on the sun's surface
Answers
Answer:
Brief eruptions of intense high-energy radiation from the sun's surface
-
Solar flares
The rise of hotter, less dense fluid and the sinking of cooler, denser fluid
-
Convection
Streams of glowing gas that shoot out from the sun in an arch are
Prominences
Dark spots appearing from time to time on the sun's surface
-
Sunspots
Which of the following does NOT serve as a signal for cell division?
a-Shrinkage in the surface-to-volume ratio.
b-Loss of contact inhibition.
c-Joining of cyclins and Cdks.
d-Repressor genes.
Answers
The repressor genes do not serve as a signal for cell division. Here option D is the correct answer.
Cell division is the process of dividing one cell into two identical or nearly identical daughter cells. It is a fundamental process that occurs in all living organisms to maintain the continuity of life. Cell division plays an essential role in growth and development, tissue repair, and the production of new cells for reproduction.
Several signals regulate the cell cycle and control cell division. The signals can be internal or external, and they ensure that the cells divide accurately and efficiently. Some of the important signals for cell division are Growth factors: These are external signals that stimulate cell growth and division.
Cell adhesion molecules: These are proteins that regulate the attachment of cells to each other and the extracellular matrix. Cell cycle checkpoints: These are internal signals that regulate the progression of the cell cycle and ensure that the cell is ready for the next phase.
Cyclins and cyclin-dependent kinases: These are internal signals that control the progression of the cell cycle. Repressor genes: These are internal signals that inhibit cell division. Therefore option D is the correct answer.
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In which of the following cell types would a gene mutation possibly lead to biological resistance in a population?
Cancer cell
Gamete cell
Red blood cell
Somatic cell
Answers
Answer:
cancer cell is correct please
Coupled transport of glucose and na into the intestinal epithelial cell is an example of:________
Answers
Coupled transport of glucose and Na into the intestinal epithelial cell is an example of secondary active transport. In secondary active transport, the transport of a particular solute is coupled with the movement of another ion or molecule down its concentration gradient.
Here, the movement of Na is coupled with the transport of glucose, which is against its concentration gradient. Both sodium and glucose are transported into the intestinal epithelial cell with the help of a Na+–glucose symporter protein, located in the membrane of the cell. This transport protein binds Na+ and glucose from the lumen side of the small intestine, and then they are transported into the cytoplasm of the cell. This symporter is known as SGLT1, which is present in the apical membrane of the cell. SGLT1 protein is a member of the Solute Carrier 5 family, also known as Sodium/glucose cotransporter (SGLT).It is important to note that the transport of Na+ and glucose is dependent on each other. Therefore, the transport of Na+ into the cell provides the energy needed for glucose transport.
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Increased per gene mRNA promotes the development of the mushroom body, resulting in honeybees shifting to foraging at 21 days of age (T/F)
Answers
The statement "Increased per gene mRNA promotes the development of the mushroom body, resulting in honeybees shifting to foraging at 21 days of age" is true as it ensures a constant supply of resources for the colony's growth and maintenance.
The development of the mushroom body in honeybees plays a crucial role in their behavioral transition from nursing tasks to foraging. The per gene, or period gene, is involved in regulating circadian rhythms, which contribute to the honeybee's daily activities, including foraging behavior. An increase in per gene mRNA expression leads to accelerated development of the mushroom body in the honeybee's brain.
The mushroom body is an essential neural structure responsible for learning, memory, and sensory integration. As the honeybee grows, its mushroom body continues to develop, preparing the bee for the complex tasks associated with foraging. When the per gene mRNA expression is increased, the mushroom body development is enhanced, leading to honeybees shifting to foraging at 21 days of age.
In summary, increased per gene mRNA promotes the development of the mushroom body, which results in honeybees transitioning to foraging at a younger age. This behavioral shift is essential for the honeybee colony's survival, as it ensures a constant supply of resources, such as pollen and nectar, for the colony's growth and maintenance.
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explain the inheritance of dark brown, orange, and tortoiseshell coat colors in cats.
Answers
The inheritance of dark brown, orange, and tortoiseshell coat colors in cats is influenced by the interaction of multiple genes, including the X-linked orange gene and the autosomal gene responsible for determining black or brown color.
The coat color in cats is determined by the interaction of various genes. One of the key genes involved is the X-linked orange gene. This gene has two alleles: the dominant allele (O) produces orange color, and the recessive allele (o) suppresses the orange color, resulting in black or brown color. Since this gene is located on the X chromosome, its inheritance follows an X-linked pattern.
In addition to the orange gene, there is another autosomal gene responsible for determining black or brown color. This gene has two alleles as well: the dominant allele (B) produces black color, and the recessive allele (b) produces brown color. The interaction of these two genes results in different coat color combinations.
Female cats have two X chromosomes, so they can have multiple color alleles. A cat with the genotype OO or Oo on one X chromosome will exhibit orange color, while a cat with the genotype oo will have black or brown color, depending on the presence of the B or b allele. This is why female cats can display tortoiseshell coat colors, which are a combination of orange and black/brown patches.
Male cats, on the other hand, have one X and one Y chromosome. Since the orange gene is located on the X chromosome, male cats only need one copy of the orange allele (O) to display orange color. If a male cat inherits the recessive allele (o), it will not have orange color. The black or brown color in male cats is determined solely by the autosomal black/brown gene.
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In the traditionally accepted model of UPR initiation, which molecule dissociates from the transmembrane receptor proteins in the ER thus activating the UPR? a) Ubiquitin b) glucosyltransferase c) BIP/Grp78 d) glucose
Answers
Molecule dissociates from the transmembrane receptor proteins in the ER thus activating the UPR is c) BIP/Grp78
In general , BIP/Grp78 is a considered as the chaperone protein that gets associated with to newly synthesized proteins inside the endoplasmic reticulum. BIP/Grp78 helps in the proper folding and minimize aggregation.
It is also known as Binding Immunoglobulin Protein (BIP) or Glucose-Regulated Protein 78 (Grp78). BIP/Grp78 comes from the family of heat shock proteins and is a member of the HSP70 family of proteins. Hence, during ER stress, BIP/Grp78 will dissociate from the transmembrane receptor proteins PERK, IRE1, and ATF6, allowing them to activate and initiate the UPR.
Hence , C is the correct option
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Help please . when and where would you expect to find the highest rate of primary productivity?
o a. in the temperate regions during the summer months
o b. in the polar regions during the summer months
c. in the polar regions during the fall
o d. in the tropics during the fall
Answers
Expected to find the highest rate of primary productivity in the tropics during autumn
In which ecosystems is primary productivity highest?The more sunlight the system receives, the greater the productivity. Thus, in tropical regions — where there is more sunlight and temperatures are higher throughout the year — productivity is higher than in places with a
temperatecold or polar climate.With this information, we can conclude that Expected to find the highest rate of primary productivity in the tropics during autumn
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HURRY. Why is transcription said to be unidirectional?
Answers
Answer:
Transcription is unidirectional because you are copying only ONE side of the DNA. Remember that DNA is a double stranded helical structure. One strand of DNA is complementary to the other strand.
Explanation:
. Using proper anatomical vocabulary, explain why it is that: If you MAINTAIN a position of FULL knee extension it is difficult to maximally flex the hip joint. Approach this question from BOTH a passive and active perspective. (aka: active and passive insufficiency)
A. Passive:
B. Active:
Answers
When maintaining a position of full knee extension, it becomes difficult to maximally flex the hip joint due to passive and active insufficiency. Passive insufficiency refers to the inability of a muscle or tendon to lengthen enough to allow for a full range of motion. Active insufficiency occurs when a muscle cannot generate enough tension to produce the desired movement.
A. Passive: In the case of maintaining full knee extension, passive insufficiency comes into play. The passive insufficiency of the hamstrings, which are responsible for hip flexion, occurs when the hamstrings are already stretched to their maximum length in knee extension. This restricts the ability of the hamstrings to further lengthen and perform their full range of motion for hip flexion.
B. Active: Active insufficiency involves the inability of a muscle to generate sufficient tension for a particular movement. In this scenario, the quadriceps muscles, responsible for knee extension, are actively contracting to maintain the extended knee position. When the quadriceps are actively contracting to keep the knee extended, their ability to generate additional tension for hip flexion is limited. This active insufficiency of the quadriceps restricts their capacity to fully flex the hip joint while maintaining full knee extension.
In summary, when maintaining full knee extension, both passive and active insufficiency contribute to the difficulty in maximally flexing the hip joint. Passive insufficiency of the hamstrings limits their ability to lengthen further, while active insufficiency of the quadriceps restricts their capacity to generate sufficient tension for hip flexion.
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which is called aquatic fern
Answers
Answer:
bill isjsjjowkw jajajwjwjaj
a child has a blood type of A. Her mom has type AB. Is it possible for her dad to be type B? Explain why or why not.
Answers
Answer: Yes, it is possible
Explanation:
The children of a man with type B blood and a woman with type AB blood could be born with type A, type B, and type AB blood, but not type O.
How is the nitrogen cycle similar to the carbon cycle?
a. they are both used by plants as either c02 or n2 to create oxygen
b. both elements can be used to create larger molecules but cannot be broken down again c. both are fixed by eukaryotes.
d the elements are removed from the atmosphere and then used by organisms to create larger molecules necessary for life
Answers
The nitrogen cycle is similar to the carbon cycle in that plants utilise both of them, either as c02 or n2, to produce oxygen.
Explain the nitrogen cycle.After entering the soil and then organisms, nitrogen undergoes a biochemical process called denitrification where it is transformed into a number of different forms before being released back into the atmosphere. Nitrogen fixation, nitrification, denitrification, degradation, and putrefaction are only a few of the chemical processes involved.
Why is the nitrogen cycle important?The nitrogen cycle is significant because urea is needed to sustain life on Earth. Nucleic acids and amino acids are the building blocks of genetic material.
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PLEASE ANSWER QUICK!!
Answers
Answer:
1, 2 and 4
Explanation:
I think they are right but im not sure, i hope it help
All of the following are responsibilities of derivative classifiers EXCEPT:1) Derivative classifiers must have access to classification guidance.2) Derivative classifiers must understand derivative classification policies and procedures.3) Derivative classifiers must have original classification authority.4) Derivative classifiers must possess the requisite subject matter expertise, as well as classified management and marking techniques.
Answers
Derivative classifiers are individuals who are responsible for re-classifying or downgrading previously classified information. All of the following responsibilities are expected of derivative classifiers EXCEPT having original classification authority. Here option 3 is the correct answer.
Access to classification guidance: Derivative classifiers must have access to the appropriate classification guidance in order to properly re-classify information. Original classification authority: Original classification authority refers to the ability to classify information at the highest level of classification.
Understanding derivative classification policies and procedures: Derivative classifiers must be familiar with the policies and procedures for re-classifying information, including the requirements for protecting classified information and marking it with the proper security classifications.
Possession of subject matter expertise and classified management and marking techniques: Derivative classifiers must possess the necessary subject matter expertise and be familiar with the techniques for managing and marking classified information.
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Which type of organism gets energy from breaking down nutrients and uses co2 as a carbon source?
Answers
Chemo-heterotrophs gets energy from breaking down nutrients and uses carbon dioxide as a carbon source.
Chemoheterotrophs: microbes that use organic chemical substances as sources of energy and organic compounds as the main source of carbon. an organism that gets its energy from consuming intermediates or building components that it can't make on its own.
Organisms classified as heterotrophs obtain their energy by the regulated oxidation of preexisting organic molecules, or food. Humans are heterotrophs, just like the majority of other animals, fungi, protists, and bacteria. In their environments, autotrophic organisms frequently serve as the primary producers.
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I will mark brainliest
Answers
Answer:
An important term in genetics that was not used by Mendel was the word "gene", a particle of the chromosome responsible for the traits of a living being. The molecule discovered by Oswald Avery - related to genes and inheritance - was DNA, a discovery he made in 1944.
Explanation:
Despite being considered the father of genetics and providing important information about the inheritance of traits, Mendel did not go so far as to use the term "gene," which is where the alleles responsible for those traits reside. The term "gene" was first used by another botanist, Wilhelm Johanssen, who in 1909 proposed the use of the word gene as the name of the particle responsible for inheritance.
In 1944, the Canadian physician Oswald Avery, faced with the mistaken belief that genes were found in proteins, proposed an experiment where he discovered that the molecule responsible for heredity was deoxyribonucleic acid, or DNA.
If the statement is true, write true. If it is false,
change the underlined word or words to make
the statement true.
6. Cells were discovered using electron
microscopes.
7. Ribosomes produce proteins.
8. The cells of plants and animals lack nuclei.
9. Both DNA and RNA are proteins.
10. The cell membrane is selectively permeable.
ter of
Answers
Answer:
6.True
7.True
8.True
9. False, both RNA and DNA are nuclei acids. that are made from nucleotides
10. True
Explanation:
Answer:
6. False- light microspcopes
7. True
8. True
9. False- Nucleic Acids
10. True
Head injuries and spine injuries are very worrisome because:
A. Nerve cells go through cell division frequently
B. Skin cells go straight from First Growth to Synthesis phase
C. Skin cells go through cell division frequently
D. Nerve cells stay in G Zero phase after the first growth
Answers
the human protein transferrin sequesters iron from bacteria. transferrin attempts to interfere with which fundamental attribute of a successful pathogen?
Answers
The human protein transferrin sequesters iron from bacteria, attempting to interfere with the bacteria's ability to acquire iron, a fundamental attribute of a successful pathogen.
Iron is an essential nutrient for the growth and survival of most bacteria, and many pathogens have evolved specialized mechanisms for obtaining iron from their host.
By binding iron, transferrin interferes with the bacteria's ability to utilize this essential nutrient, potentially limiting its growth and virulence. This highlights the importance of iron acquisition for bacterial survival and the potential for transferrin to serve as a target for anti-bacterial strategies.
Iron is required for all physiological processes in bacteria and fungus, including DNA replication, metabolism, transcription, and energy production during respiration. Pathogenic bacteria and fungi have developed sophisticated methods to get iron from host sources.
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Which of the following statements relates to the cell theory?
I All non-living things are composed of cells
II All cells come from other cells
III Cells have similar functions
IV The cell is the basic unit of structure in all organisms
Answers
Answer:
IV The cell is the basic unit of structure in all organisms
Explanation:
Which type of feather gives the bird its color?
Select one:
a.
contour
b.
down
c.
flight
d.
barb
Answers
Answer:
d
Explanation:
Answer:
a.contour
Explanation:
At which point does a mutation exert its potentially dysfunctional effects in a cell?.
Answers
The mutation exert its potentially dysfunctional effects after the protein is produced.
What is mutation?A mutation is a change in the DNA sequence of an organism.. Mutations can be brought on by errors in DNA replication during cell division, exposure to mutagens, or viral infection. Somatic mutations (which happen in body cells) cannot be passed on to offspring, whereas germ line mutations (which happen in eggs and sperm) can.
What happens if a mistake is made during DNA replication in a cell that is otherwise healthy?
The individual's offspring will inherit the mutation.
Nothing; errors just occur.
The cell will start to divide uncontrollably and develop into a cancerous tumor.
When a cell cycle checkpoint notices a mistake, the cell cycle is stopped to allow the error to be fixed.
DNA replication never contains any errors.
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describe how the abnormal tissues adversely affect the respiratory system
Answers
As a result, the affected person may experience shortness of breath, wheezing, and other symptoms. In summary, abnormal tissues can adversely affect the respiratory system by causing breathing difficulties, coughing, and other complications.
Abnormal tissues can cause serious respiratory problems, leading to breathing difficulties, coughing, and other complications. I will explain how these abnormal tissues adversely affect the respiratory system.Abnormal tissues can be cancerous or non-cancerous, both of which can damage the respiratory system. In non-cancerous cases, the tissues may grow abnormally in the lungs or windpipe, reducing the amount of air available for breathing. In some instances, non-cancerous tissues may grow inside the airways, leading to coughing and other respiratory complications.In contrast, cancerous tissues can grow in any part of the respiratory system. These tissues can block the airways, leading to a buildup of carbon dioxide and a reduction in the amount of oxygen that enters the bloodstream. As a result, the affected person may experience shortness of breath, wheezing, and other symptoms. In summary, abnormal tissues can adversely affect the respiratory system by causing breathing difficulties, coughing, and other complications.
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3. A microscope has a 10X ocular (eyepiece) and two objectives of 10X and 40X respectively.
Calculate the low and high power magnification of this microscope. Show your formula and all work.
Answers
Answer:
Low: 100x
High: 400x
Explanation:
Multiply the ocular by the objective to get the total magnification.
10 * 10 = 100
10 * 40 = 400