Answer:
Hey mate......
Explanation:
This is ur answer......
Gold is a poor insulator and a good conductor, having a resistivity of 22.4 billionths of an ohm-meter. As with lead, gold is widely used to make electronic contacts. Unlike many other metals, it is very chemically stable and resists the corrosion that degrades other types of electrical connectors.
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please help I'm stuck on this
Answer:
Hmm I don't know really I saw a video about this but I don't remember it
Which structure of the plants is an opening that exchanges gas and water?
A. chloroplasts
B. stem
C. stomata
Answer: C. stomata
Explanation:
QUESTION:
Which structure of the plants is an opening that exchanges gas and water?
A. chloroplasts
B. stem
C. stomata √√√√√√√√
ANSWER:
The exchange of oxygen and carbon dioxide in the leaf (as well as the loss of water vapor in transpiration) occurs through pores called stomata (singular = stoma). Normally stomata open when the light strikes the leaf in the morning and close during the night.
C. stomata √√√√√√√√
Explanation:
can i get the crown please thanks
i hope it's helpful for you
Los organismos ____________________ están formados por gran número de células. Las _____________ iguales se unen en tejidos. Cada ____________ realiza una función específica. Los tejidos se agrupan en órganos. Los ______________ que intervienen en la misma función se asocian en __________ o ________. Todo ser vivo está formado por una o más _______. La célula es la estructura más _________ que cumple con todas las funciones _________. Existen dos tipos fundamentales de células: la célula ________, sin ________ y solo un complejo supramolecular llamado ribosoma y la célula ________ con núcleo y muchos y variados ___________ celulares.
Answer:
Multicelular, células, tejido, células, básico, necesario, procariota, núcleo, eucariota y orgánulos.
Explicación:
Los organismos multicelulares están formados por más de una célula y son comparativamente más grandes que las células unicelulares. El mismo tipo de células se unen formando tejidos. Cada tejido realiza una función específica en el cuerpo. Los tejidos se agrupan para formar órganos. Todo ser vivo está formado por una o más células. La célula es la estructura más básica que cumple todas las funciones necesarias del cuerpo. Hay dos tipos fundamentales de células: la célula procariota, sin núcleo y solo un complejo supramolecular llamado ribosoma, y la célula eucariota con núcleo y muchos y variados orgánulos celulares también están presentes en ella.
A. Identify both the cellular component and the location of the component that is responsible for producing the luciferase protein from mRNAs transcribed in the plasmid-containing T lymphocytes. Explain what dictates to the lymphocytes the correct order in which amino acids should be linked to form the luciferase protein.
B. Identify the independent variable in the experiment described. Identify the plasmid that was used as a negative control for luciferase activity. Justify including the plasmid with the non- CD3γ active promoter in the experiments.
C. Identify the plasmid that must contain the CD3γ core promoter sequence but the fewest or no negative regulatory sequences. Based on the data in Figure 2, describe the most likely cause of the variation in luciferase activity among the cells that contain plasmids pCD3γ-419 , pCD3γ-309 , pCD3γ-239 , and pCD3γ-199. Calculate the approximate percent increase in luciferase activity between cells containing plasmid pCD3γ-59 and cells containing plasmid pCD3γ-149. Round to the nearest whole number
A. The cellular component that is responsible for producing the luciferase protein from mRNAs transcribed in the plasmid-containing T lymphocytes is ribosomes, which are found on the rough endoplasmic reticulum (RER) or free floating in the cytosol.
The correct order in which amino acids should be linked to form the luciferase protein is dictated by the genetic code. B. The independent variable in the experiment described is the type of promoter contained in the plasmid. The plasmid that was used as a negative control for luciferase activity is pGL3-Basic. The plasmid with the non-CD3γ active promoter was included in the experiments as a control to see if it caused any changes in luciferase activity. C.
The plasmid that must contain the CD3γ core promoter sequence but the fewest or no negative regulatory sequences is pCD3γ-59. The most likely cause of the variation in luciferase activity among the cells that contain plasmids pCD3γ-419, pCD3γ-309, pCD3γ-239, and pCD3γ-199 is due to the number of negative regulatory sequences in each plasmid, which affect the level of luciferase expression. The approximate percent increase in luciferase activity between cells containing plasmid pCD3γ-59 and cells containing plasmid pCD3γ-149 is more than 100%. (178-65)/65 x 100 = 173% (rounded to the nearest whole number).
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The Himalayas in central Asia are the tallest mountains in the world. But fossils of seashells can be found high in these mountains, far from any ocean.
How do you think they got there?
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Answer:
At one point in Earth's history the mountains were under water
Explanation:
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Which of the following leads to cooler temperatures (in general)? Choose all that apply. a) moving from low altitudes (close to sea level) to higher altitudes (mountains) b) moving from higher latitudes to lower latitudes (closer to the equator) c) moving from high altitudes (mountains) to lower altitudes (close to sea level) d) moving from lower latitudes (closer to the equator) to higher latitudes
Moving from low altitudes (close to sea level) to higher altitudes (mountains) (Option a) and Moving from lower latitudes (closer to the equator) to higher latitudes (Option d) leads to cooler temperatures.
a) Moving from low altitudes (close to sea level) to higher altitudes (mountains):
As you move to higher altitudes, there is a decrease in atmospheric pressure. The air becomes thinner because there is less air mass above. Thinner air has a lower capacity to hold heat, which means it cannot retain heat as well as denser air at lower altitudes. As a result, the temperature tends to decrease with increasing altitude. This phenomenon is known as adiabatic cooling. On mountains and higher altitudes, the air is usually cooler compared to low-lying areas or sea level.
d) Moving from lower latitudes (closer to the equator) to higher latitudes:
When you move from lower latitudes (closer to the equator) to higher latitudes, the angle at which sunlight strikes the Earth's surface changes. At lower latitudes, near the equator, sunlight strikes more directly, resulting in a more concentrated and intense delivery of solar energy. This direct exposure to sunlight leads to warmer temperatures. However, as you move towards higher latitudes, such as towards the poles, the angle at which sunlight hits the Earth becomes more oblique. Sunlight gets spread over a larger surface area, resulting in a lower concentration of solar energy per unit area. This dispersion of solar energy leads to cooler temperatures at higher latitudes.
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8
Subduction is when one plate goes under another plate. What causes this plate to go under the other plate?
A it is less dense than the top plate
B it is more dense than the top plate
the plates are part of the Ring of Fire
D volcanoes forced the magma to go underneath
<
Answer:
B
Explanation:
If it is denser it will more likely sink because of convection currents forcing it down.
Answer: b
Explanation:
Which best describes the storage of the genetic code?
A gene is a segment of DNA, a condensed DNA molecule makes up a chromosome, a chromosome is inside a nucleus, and a nucleus is contained within a cell.
A DNA molecule is a segment of a gene, a gene makes up a chromosome, a chromosome is inside a cell, and a cell is contained within a nucleus.
A gene is a segment of a chromosome, a condensed chromosome makes up a DNA molecule, a DNA molecule is inside a nucleus, and a nucleus is contained within a cell.
A DNA molecule is a segment of a chromosome, a chromosome makes up a gene, a gene is inside a cell, and a cell is contained within a nucleus
Answer:
I think the answer is B ( I'm sorry if this is wrong :( )
Explanation:
Answer:
b
Explanation:
it seems like the most... correct answer
1.1.1 A young woman stepped on a dirty, rusty nail. The following diagrams
show bacteria isolated from the wound and a range of antibodies that
were already present in her body. The antibodies have a specific shape that
binds with the antigen found on the surface of the bacteria
N
P
bacteria
antibodies
The bacterium most likely to cause a severe infection is ...
A M
B. N
C.O
D. P
Answer:
M
Explanation:
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Which of these statements about constellations are true?
Constellations are always changing and may form new images.
Constellations are groups of stars that form patterns in the night sky.
Constellations are groups of stars that can be seen in specific areas of the night sky.
Each constellation has a story about what it means or represents.
The statements which are true about constellations are as follows:
Constellations are groups of stars that form patterns in the night sky.Each constellation has a story about what it means or represents.Constellations are always changing and may form new images.Thus, the correct options for this question are A, B, and D.
What do you mean by Constellations?Constellations may be defined as clusters of stars that form a recognizable pattern and were imagined in order to construct noticeable and apparent configurations of objects or creatures in the sky, especially at night.
These groups of stars are also present in the day but they are not perceived due to the extremely high light of the sun. So, they form patterns in the night sky. These groups of stars are not specifically present as they are distributed randomly and can form new images.
Therefore, the correct options for this question are A, B, and D.
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Answer each with a T for true of a F for false
Which of the following statements is TRUE about food for animals and
plants
Answer:
umm
Explanation:
What is the difference between the original strand of DNA and the mutated
strand?
(HELPP)
Answer:
An original section of dna has the base sequence agcgttaccgt. A mutation in this dna strand results in the base sequence aggcgttaccgt. This change represents a frameshift mutation. It is a genetic mutation caused by indels (insertions or deletions) of a number of nucleotides in a DNA sequence that is not divisible by three.
Explanation:
Answer:
one is a mutant
Explanation:
genomic libraries are constructed from the fragments generated from a ________ digest.
Genomic libraries are constructed from the fragments generated from a restriction enzyme digest.
What is a genomic library?A genomic library is a collection of cloned fragments that consist of the entire genomic DNA of an organism, which are usually cloned into a collection of bacterial host cells. Clones are made by separating DNA into smaller pieces using a restriction enzyme, followed by insertion into a cloning vector, such as a bacterial artificial chromosome (BAC) or a phage lambda vector.
Because a genomic library contains the entire genome of an organism, it is important in genomics research. By cloning the genomic DNA of an organism into a library, the researcher can sequence the genome and learn more about the genetic makeup of the organism. It can also be used to identify and clone specific genes or regulatory regions.
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Describe reasons for the fluctuation of the population.
Which of the following is NOT an example of a biotic factor in an ecosystem?
F.
Grasses
G.
Bacteria
H.
Beetle
J. Water
If a strand of DNA has the nucleotide sequence: GACTAC, what is the complementary sequence of RNA nucleotides that would be made from it?
Answer:
CUGAUG
Explanation:
[tex]G=>C[/tex]
[tex]C=>G[/tex]
[tex]A=>U[/tex]
[tex]T=>A[/tex]
Which statement best explains the significance of meiosis in the process of evolution within a species?
-meiosis produces eggs and sperm‘s that are alike
-equal number of eggs and sperm are produced by meiosis
-meiosis provides for variation in egg in sperm cell produced by an organism
-The egg and sperm cells produced by muses ensure continuation of any particular species by asexual reproduction
No links please.
Answer:
meiosis provides for variation in egg in sperm cell produced by an organism
Explanation:
meiosis is like mitosis for sex cells and it makes 4 individual cells at the end
why does a male body produce more testosterone than a female's body
Answer:
Levels depend on a person's age, sex, and health. Males usually have much higher levels of testosterone in their body than females
Explanation:
As the metabolism of testosterone in males is more pronounced, the daily production is about 20 times greater in men. Females are also more sensitive to the hormone
At which level of organization would a scientist need to look to see a single structure made from similar tissues?
Organ.
Cell.
Organ system.
Molecule.
Answer:
The cell.
Explanation:
A structure consisting of comparable tissues constitutes an organ at the level of organization. So, the correct option is A.
What is Level of organization?The term "levels of organization" describes the various biological complexity levels or hierarchies at which living things can be researched and understood. These levels are organized hierarchically, with each level one on top of the one before it, and they include:
Organelles - Organelles are specialized structures within cells that perform specific functions.
Cells - Cells are the basic unit of life, and they are made up of organelles and macromolecules.
Tissue - Tissues are groups of similar cells that work together to perform a specific function.
Organs are collections of many tissues that cooperate to perform a certain function.
Organ systems - Organ systems are collections of organs that cooperate to accomplish a specific function.
So, the correct option is A.
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How would the acidic solution affect a clam living in the ocean ? what does a weakened shell mean for the clam
Answer:
Ocean acidification makes it harder for clams and mussels to find the material they need to build and maintain their calcium carbonate shells. A weakend shell often results in but is not limited to the organisms growing slowly or neededign more food to actually survive if the acidity levels were to increase.
Explanation:
Alpha globulin is a blood borne indicator of systemic acute inflammation. Which of the following compounds would also be a common blood borne indicator?
A. C reactive protein
B. Nitric oxide
C. Selectin
D. Substance P
Alpha globulin is a blood-borne indicator of systemic acute inflammation. The compound that will be a common blood-borne indicator is A. C reactive protein
A class of globular plasma proteins known as alpha globulins are very mobile in alkaline or electrically charged solutions. They have strong inhibitory efficacy and inhibit several blood proteases. The blood-borne marker C reactive protein (CRP) is frequently used to detect acute systemic inflammation. The liver produces CRP, an acute-phase protein, in response to tissue injury, infection, or inflammation.
It can act as a signal for the presence and intensity of systemic inflammation because of how quickly its levels rise during acute inflammation. Therefore, C reactive protein in this case would be a typical blood-borne indication of systemic acute inflammation among the possibilities presented.
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HELP!!
A mother with the genotype AA displays the dominant version of the trait. Her husband displays the recessive version of the trait. Their child displays the dominant version of the trait. How is this possible?
A. The mother gave a recessive allele to their child.
B. The father gave two recessive alleles to their child.
C. The mother gave the dominant allele to their child.
D. The father gave the dominant allele to their child
Answer: C. The mother gave the dominant allele to their child.
help??????????????????
both plant and animal cells:
A) produce proteins
B) contain a large vacuole
C) photosynthesize
D) contain green pigments
true or false: cardiac muscle has sr, but less sr than skeletal muscle.
Answer:
True.
Explanation:
True, cardiac muscle has sr, but less sr than skeletal muscle.
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Examine the structure of the genetic material of the alien sample. Explain the similarities in the structures of the alien genetic information system with those found in eukaryotic life on earth
The structure of the genetic material of the alien sample has not been explicitly mentioned in the question. Therefore, we will assume that the genetic material has a double-stranded DNA structure.
The similarities in the structures of the alien genetic information system with those found in eukaryotic life on earth are that both DNA strands are made up of nucleotides. The nucleotides contain a sugar, a phosphate group, and one of the four nitrogenous bases that is, adenine, guanine, cytosine, or thymine.In both alien and eukaryotic life on earth, the DNA strands have a complementary base pairing. Adenine bonds with thymine and cytosine bonds with guanine. The base pairing helps to maintain the structural stability of the double-stranded DNA helix.
The DNA replication process is also similar in both alien and eukaryotic life on earth. In both cases, the DNA helix unwinds and each strand serves as a template for the synthesis of a new complementary strand. The new strands are then joined together to form two identical DNA molecules.In summary, the genetic material of the alien sample has a double-stranded DNA structure similar to that of eukaryotic life on earth. Both systems share similarities in their nucleotide composition, complementary base pairing, and DNA replication process.
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The planets in our solar system revolve around the Sun. One revolution is considered to the one year. Year length varies for each planet. The planets DO have one thing in common though. What do they have in common?
A) Day length is the same for all.
B) Their orbits are elliptical in shape.
C) All the planets are solid, orbiting bodies.
D) The force of gravity is constant throughout the solar system.
Answer:
i think letter D.
Explanation:
correct me if im wrong
which are examples of steroids? A. testosterone and trans fats B. cholesterol and phospholipids C. cholesterol and vitamin D D. estrogen and phospholipids
Answer:
A
Explanation:
because it really is suppose. to make u more stronger tougher and high testosterone.
Smoking reduces the surfactant layer in the alveoli. This would cause which of the following to occur? (2 points)
A. Depressed macrophage activity
B. Destroyed red blood cells
C. Reduced ability of gases to diffuse through the water layer
D. Reduced ability of gases to enter or exit the alveolar space
Answer:
B
Explanation:
destroyed red Blood cells