Answer:
The answer for this question would be option B. The goal of vaccinations is to reduce the number of certain cases of a particular disease. Given that 79% of the children born in the Western Pacific region received a dose of hepatitis B vaccine, and only 11% in one African region, this would mean that the Western Pacific region will have fewer cases of hepatitis B than the African region.
Explanation:
If the answers are:
A.
The Western Pacific region will have more cases of hepatitis B than the African region.
B.
The Western Pacific region will have fewer cases of hepatitis B than the African region.
C.
The Western Pacific and African regions will have same number of cases of hepatitis B.
D.
Nearly 90% of people will be immune to hepatitis B in both regions.
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What TWO answer are they please explain i will be giving brainliest to the correct answer:D
Answer:
A and D
Explanation:
If a is dominant to a and b is dominant to b, what is the expected phenotypic ratio of the cross aabb × aabb?.
A dihybrid heterozygous cross will always have a 9:3:3:1 phenotypic ratio for autosomal characteristics. Nine offspring will exhibit both dominating characteristics.
What does phenotypic mean?
An observable characteristic is simply referred to as a "phenotype." Pheno, which has the same root as the term "phenomenon," simply means "observe." It can therefore refer to anything ranging from a common attribute, like size or hair color, to the absence or presence of a disease. It is also a detectable type of an organism.
How is phenotypic determination made?In order to calculate a phenotypic ratio, we look at alleles that are similar to the chosen parents and anticipate how often the offspring would manifest those genes. Most of the time, you are aware of how the alleles express themselves and look.
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ribcage vertebral column Explain in your own words why this division of the skeleton is referred to as the Axial division. Hand Pelvic girdle Leg Foot Explain in your own words why this division of the skeleton is referred to as the Appendicular division.
The Axial division of the skeleton refers to the bones of the ribcage, vertebral column, and skull, which form the central axis of the body.
These bones provide support and protection for the vital organs and also serve as the attachment point for muscles that move the body. The Axial division is referred to as such because these bones are central to the body's structure and function, and they form the basis for the movement of the appendicular skeleton.
The Appendicular division of the skeleton refers to the bones of the limbs, which include the pelvis, girdle, leg, and foot. These bones provide support and movement for the body and also serve as the attachment point for muscles that control movement of the limbs.
The Appendicular division is referred to as such because these bones are appendages, or extensions, of the body that are used for movement and interaction with the environment.
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Please Hurry WILL GIVE BRAINLIST
An example of sunlight passing through clouds during sunset, results in what is often called the cloud's silver lining. Pastel shades of blue, pink, purple, and green can be observed at times of cloud cover. What is the cause of these patterns in the sky?
Responses
Water in the atmosphere and within the clouds themselves cause light waves to refract and reflect, creating an assortment of colors.
Water in the atmosphere and within the clouds themselves cause light waves to refract and reflect, creating an assortment of colors., EndFragment,
The patterns occur when light is diffracted from water droplets within the clouds. The amount of diffraction that occurs depends on the wavelength of the light, and shorter wavelengths are diffracted at a greater angle than longer ones.
The patterns occur when light is diffracted from water droplets within the clouds. The amount of diffraction that occurs depends on the wavelength of the light, and shorter wavelengths are diffracted at a greater angle than longer ones.
StartFragment, The patterns occur when light is diffracted from water droplets within the clouds. The amount of diffraction that occurs depends on the wavelength of the light, and shorter wavelengths are diffracted at a greater angle than longer ones., The patterns occur when light is diffracted from water droplets within the clouds. The amount of diffraction that occurs depends on the wavelength of the light, and shorter wavelengths are diffracted at a greater angle than longer ones., EndFragment, ,
The patterns occur when light is absorbed by water droplets within the clouds. The amount of absorption that occurs depends on the temperature of the air.
The patterns occur when light is absorbed by water droplets within the clouds. The amount of absorption that occurs depends on the temperature of the air., EndFragment,
The patterns occur when light is reflected from water droplets within the clouds. The amount of reflection that occurs depends on the wavelength of the light, and shorter wavelengths are reflected at a greater angle than longer ones.
The cause of the color patterns in the sky is when light is diffracted from water droplets within the clouds, the amount of diffraction that occurs depends on the wavelength of the light, and shorter wavelengths are diffracted at a greater angle than longer ones which is therefore denoted as option D.
What is Diffraction?This is a term which is described as the process of light bending around an obstacle or spreading out after it moves through a small or tiny space.
We should also be aware that it is dependent on the wavelength of the light such that those with a shorter wavelengths are usually diffracted at a greater angle than longer ones which is therefore the reason why the color pattern is observed in the sky and is therefore the reason why it was chosen as the correct answer.
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What is the primary function of the cardiovascular system?
Group of answer choices
Carry nutrients throughout the body
Secrete enzymes and hormones used by organs in the body
Supply macromolecules needed by other parts of the body
Support and regulate the body's homeostasis
Answer:
support and regulate the bodies homeostatis
Explanation:
Homeostatis is a type of mode your body goes into when it has no food for a prolonged period of time your body essentially eats your own fat to live
hope i helped
bye
Answer:
A
Explanation:
This is what your veins do, hence this is part of the cardio (vascular) system, if you are vascular then your veins pop out
the only phylum that shows active flight in invertebrates is
coelenterata
arthropoda
mollusca
echinodermata
Answer:
It would be arthropoda
Explanation:
Insects and arthropods are the only invertebrates able to fly since insects are not a part of your list arthropoda would be the answer. I hope this helps and if you can give me brainliest? :)
Match the term with its correct description.
Column A
1.
The section of the DNA strand to be copied into messenger RNA
:
The section of the DNA strand to be copied into messenger RNA
2.
The area upstream from the DNA code to be copied
:
The area upstream from the DNA code to be copied
3.
The enzyme that copies the DNA code into messenger RNA
:
The enzyme that copies the DNA code into messenger RNA
4.
The base that replace thymine in RNA molecules
:
The base that replace thymine in RNA molecules
5.
The DNa code that stops the transcription process
:
The DNa code that stops the transcription process
6.
The parts of the messenger RNA that will be spliced together to form the code to make the protein
:
The parts of the messenger RNA that will be spliced together to form the code to make the protein
7.
The "junk" material that is removed in RNA splicing
:
The "junk" material that is removed in RNA splicing
Column B
a.
transcription unit
b.
RNA polymerase
c.
termination signal
d.
uracil
e.
promotor
f.
introns
g.
exons
Answer:
a. transcription unit -------------------> The section of the DNA strand to be copied into messenger RNA
b. RNA polymerase -------------------> The enzyme that copies the DNA code into messenger RNA
c. termination signal -------------------> The DNA code that stops the transcription process
d. uracil -------------------> The base that replace thymine in RNA molecules
e. promotor -------------------> The area upstream from the DNA code to be copied
f. introns -------------------> The "junk" material that is removed in RNA splicing
g. exons -------------------> The parts of the messenger RNA that will be spliced together to form the code to make the protein
Explanation:
Transcription unit:
Transcription unit is a short sequence of DNA that is transcribed into RNA. The transcription unit contains the promoter and the coding region for one or more genes. The coding region can be any length, but it must contain enough information to code for a protein. Transcription units are often called genes because they encode proteins; however, they do not necessarily encode all of the same proteins in an organism. For example, some bacteria have only one gene encoding a protein involved in nitrogen metabolism while humans have many different genes encoding similar proteins involved in this process.
RNA polymerase:
The enzyme that copies the DNA code into messenger RNA is called an RNA polymerase. The process begins with an initiation step, in which a specific sequence on the template DNA binds to a specific site on the core protein (called RPA). Once bound, the initiator tRNA molecule forms a ternary complex with RPA and ribosomal subunits. This ternary complex then moves along by sliding along microtubules until it reaches its active site where it can bind to mRNA molecules and initiate their synthesis.
Termination signal:
The termination signal is a short sequence of nucleotides that signals to stop transcription and start translation. It is found at the end of most genes, but not all. It acts as an inhibitor of DNA replication and transcription. The term "terminal" means the end, or final stage, of something. Termination signals are used in many different organisms to control the growth and development of cells during embryonic development, including plants and animals. They are also used by bacteria to regulate gene expression (the process by which genes make proteins). In eukaryotes (organisms with complex multicellular structures), they can be found on chromosomes or at specific sites called promoters where they act as molecular switches
Uracil:
The base that replaces thymine in RNA molecules is uracil. The chemical formula of uracil is C(5H)-U-N(1). The chemical name for uracil is 5-methyluracil. The base that replaces thymine in RNA molecules is uracil. Uracil is a derivative of uric acid, which is a breakdown product of purines, the building blocks of DNA and RNA. The enzyme that synthesizes uracil from its precursor adenosine triphosphate (ATP) uses energy from glucose to reduce adenosine diphosphate (ADP) to ADP-ribose, an intermediate in the synthesis of nucleotides. This reaction takes place on ribosomes, small organelles within cells that are responsible for protein synthesis.
Promoter:
In other words, we want to copy a piece of DNA that is located upstream from where it is being copied. The area upstream from the DNA code to be copied is a region of DNA that includes the nucleotides (A, T, C and G) that are used in the replication process. This is also called the 'promoter' or 'core promoter'. The core promoter has been defined as follows: "The sequence of nucleotides immediately 5' of ATG [the start codon] which initiates transcription."
Introns:
The "junk" material that is removed in RNA splicing is called introns. Introns are short sequences of DNA found within the genes of eukaryotic organisms. The function of introns has been a source of much speculation and controversy, but their removal from messenger RNAs (mRNAs) seems to be essential for the proper functioning of cells. In fact, it has been suggested that the removal of introns may be one reason why many viruses have evolved to encode their own mRNA molecules with the same information as host mRNAs.
Exons:
Exon is the part of the messenger RNA that will be spliced together to form the code to make the protein. exon, intron and promoter are all parts of mRNA. The exon codes for a specific amino acid in a protein. Mutation or deletion of an exon can cause disease or produce abnormal proteins (e.g., cystic fibrosis).
If the sugar concentration in a cell is 4% and the concentration in a cell’s environment is 2%, how can the cell obtain more sugar?
For a cell to obtain more sugar the cell must use active transport to pump the sugar inside it .
Active transport is the movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration which occur against the concentration gradient . So , it requires cellular energy to achieve this action.
Main function of active transport is involves the movement of molecules from a region of lower concentration to a region of higher concentration with help of energy in form of ATP. examples of active transport include the absorption of glucose in the intestine of the human body and the uptake of minerals or ions into the root hair cells of plants.
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an instrument which help to make work easier is called a
Answer:
Explanation:
machine is a gaget that make our work easier
foe example ; sesssior ,washing machine ,computer
Analysis for the results of the experiment how much did the egg change of size answer should be in centimeters what type of transport occurred in this light explain your answer rational for the support or rejection of your hypothesis description of how the investigation could be tested further
Answer:
Early Cells Lab
Step by step
1. How much did the egg change in size? (answer should be in centimeter)
2. Was your hypothesis correct? Why or why not
Safety Notes
1.Wash your hands carefully after each time you touch the egg.
2.Be sure that you have permission and supervision from a guardian before completing this lab activity.
3.The egg and vinegar are safe for kitchen drains, but check with a guardian for the preferred method of disposal in your kitchen.
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Explanation:
Use the dichotomous key to identify the plant you sketched and labeled in Part I.
1A Flowers. . . . . . . . . . . . . Go to line 2
1B No flowers . . . . . . . . . . . Go to line 3
2A Has needlelike leaves. . . . . . Flowering cactus
2B No needlelike leaves . . . . . . Go to line 4
3A Cones. . . . . . . . . . . . . . Pine tree
3B No cones . . . . . . . . . . . . Go to line 4
4A One leaf per node . . . . . . . Go to line 5
4B More than one leaf per node . . Go to line 6
5A Parallel venation . . . . . . . Lily
5B Palmate venation . . . . . . . . Urena heterophylla
6A Two leaves per node . . . . . . Go to line 7
6B More than two leaves per node . Go to line 8
7A Smooth edge . . . . . . . . . . Euphorbia hyberna
7B Toothed edge . . . . . . . . . . Viburnum
8A Smooth edge . . . . . . . . . . Lysimachia vulgaris
8B Toothed edge . . . . . . . . . . Ageratum conyzoides
The flower is called Ageratum Conyzoides also known as billygoat weed
Which best describes how air moves during convection?
A. Warm air cools as it mixes with cooler, denser air.
B. Cool air warms as it mixes with denser air.
C. Warm air is displaced by cooler, denser air.
Answer: C warm air is displaced by cooler, denser air.
Explanation:
Determine if this passage is an argument or nonargument: Evolution is central to vertebrate biology because it provides a principle that organizes the diversity we see among living vertebrates. Also it helps to fit extinct forms into the context of living species. Classification, initially a process of attaching names to organisms, has become a method of understanding evolution. --F. Harvey Pough, et al., Vertebrate Life, 7th edition Group of answer choices Nonargument Argument; conclusion: It helps to fit ... the context of living species. Argument; conclusion: Evolution is central to vertebrate biology. Argument; conclusion: Classification ... a method for understanding evolution. Argument; conclusion: It provides a principle ... among living vertebrates.
Answer:
C). Argument; conclusion: Classification,...a method of understanding evolution.
Explanation:
An argument is characterized as 'a series of propositions organized so that the final proposition is a conclusion that is intended to follow logically from the previous propositions.' The given passage exemplifies an argument as it puts forward a claim that can be argued upon if it is true or not and supported through adequate reasoning. The factual evidences are provided to support the validity of the proposition and the conclusion that 'classification initially a process...understanding evolution' is compelled. Thus, option C is the correct answer.
which of the following statements is not true of fern gametophytes?
One of the statements about fern gametophytes is not true.
Without the specific statements provided in the question, it is not possible to identify which statement about fern gametophytes is not true. However, some general characteristics of fern gametophytes can be discussed. Fern gametophytes are a stage in the life cycle of ferns that typically develop from spores. They are haploid and produce gametes through mitosis.
Fern gametophytes are typically small, multicellular organisms that rely on moisture for reproduction. They produce archegonia (female reproductive structures) and antheridia (male reproductive structures) that produce eggs and sperm, respectively. The sperm requires water to swim to the egg for fertilization. Identifying the specific false statement would require the provided statements about fern gametophytes, which are missing in the question.
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A typical power plant generate about 20 metric tons of high level radioactive waste per year. If 75% of this waste is U235 and the substance is considered safe when <100kg is remaining, how long would the waste need to be stored to be safe?
The high-level radioactive waste would need to be stored for approximately 3.55 billion years to be considered safe, assuming that 75% of the waste is U235 and the safe threshold is <100kg of remaining U235.
What is a radio active decay equation?If a typical power plant generates about 20 metric tons of high-level radioactive waste per year, and 75% of this waste is U235, then the amount of U235 generated per year is:
20 metric tons/year x 75% = 15 metric tons/year
To determine how long the waste needs to be stored to be considered safe (i.e., <100kg of remaining U235), we can use the radioactive decay equation:
\(N(t) = N0 * e^(-λt)\)
where:
N(t) is the remaining amount of U235 at time t
\(N_{0}\) is the initial amount of U235 (15 metric tons in this case)
λ is the decay constant of U235
t is the time elapsed
The half-life of U235 is 703.8 million years, which means that λ =\(ln(2)/t1/2\) = \(9.85 x 10^-10\) per year.
Substituting these values into the equation, we can solve for t:
\(100 kg = 15 metric tons * e^(-9.85 x 10^-10 * t)\)
\(ln(100 kg/15 metric tons) = -9.85 x 10^-10 * t\)
\(t = ln(100 kg/15 metric tons) / (-9.85 x 10^-10) = 3.55 x 10^9 years\)
Therefore, the high-level radioactive waste would need to be stored for approximately 3.55 billion years to be considered safe, assuming that 75% of the waste is U235 and the safe threshold is <100kg of remaining U235.
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Which of the following evidence supports the close evolutionary relationship between birds and other reptiles? (more than one answer)
Birds and other reptiles share a common ancestor.
Bords and other reptiles are ectothermic.
Birds and other reptiles lay their eggs on land.
Birds are the descendants of reptiles.
The evidence supporting the close evolutionary relationship between birds and other reptiles includes the following:
1. Birds and other reptiles share a common ancestor. 2. Birds and other reptiles lay their eggs on land. 3. Birds are the descendants of reptiles.
Birds and other reptiles share a common ancestor and birds being the descendants of reptiles indicates their close evolutionary relationship. Additionally, both birds and reptiles laying their eggs on land is a shared characteristic supporting their relatedness. Yet it is incorrect to say that "Birds and other reptiles are ectothermic," as birds are endothermic (warm-blooded), which sets them apart from other reptiles.
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The biosafety level (bsl) for a clinical microbiology laboratory working with potentially airborne pathogens, such as tuberculosis bacteria, is?
The biosafety level (BSL) for a clinical microbiology laboratory working with potentially airborne pathogens, such as tuberculosis bacteria, is BSL-3.
BSL-3 is a containment level designed for working with agents that can cause serious or potentially lethal diseases through inhalation. In a BSL-3 laboratory, measures are in place to prevent the release of pathogens into the surrounding environment. This includes engineering controls like ventilation systems, specialized equipment, and personal protective equipment (PPE) for laboratory workers.
In a clinical microbiology laboratory, where tuberculosis bacteria are handled, the BSL-3 level is necessary because of the potential risk of infection through aerosolization. Tuberculosis is a highly contagious respiratory disease, and working with its bacteria requires strict safety measures to protect laboratory personnel and prevent the spread of the pathogen.
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Describe the three lines of defense your body has for protection against invaders
Answer:
1. physical and chemical barriers
2.non-specific innate response
3. specific adaptive responses
Explanation:
what is the main function of the endoplasmic reticulum in a plant cell?
Answer:
produce proteins for the rest of the cell to function
Explanation:
The endoplasmic reticulum (ER) is the port of entry of proteins into the endomembrane system, and it is also involved in lipid biosynthesis and storage.
What is endoplasmic reticulum?In eukaryotic cells, the endoplasmic reticulum (ER) is an organelle that is extremely dynamic and a key production site of proteins that are destined for vacuoles, the plasma membrane, or apoplast in plants.
In general, the role of the endoplasmic reticulum is to manufacture proteins that are necessary for the functioning of the remainder of the cell. The endoplasmic reticulum can have a smooth or rough surface. Ribosomes are organelles that are found on the rough endoplasmic reticulum. Ribosomes are small, circular organelles that are responsible for the production of proteins.
Therefore, the The Endoplasmic Reticulum transports nutrients from one part of the cell to the other.
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What is the double layer that makes up cell membrane
Answer: phospholipids.
Explanation: hope this is helpfull
Why is the elimination of feaces not an excretory process?
Answer:
Feaces is a product of egestion. It is not directly formed from the major organs responsible for excretion (liver, kidneys, lungs and skin) and hence is not a result of metabolic reactions. That is why, feaces are not an excretory product.
Explanation:
while all zebras have stripes, no two zebras share the same stripe pattern
Answer:
correct?
Explanation:
glycerol and fatty acids are unique among the macromolecule monomers because they repel water. This property can also be known as:
ANSWER: Non polar molecules
glycerol and fatty acids are lipids which are hydrophobic or insoluble in water this is because they are hydrocarbon that include the non polar carbon-carbon or carbon-hydrogen bond . fatty acid and glycerol are also known as triglyceride
Do homologous structures have the same function in different organisms?
Answer:
The term “homologous structures” refers specifically to similar structures found in different species that have a common ancestry or developmental origin. Note that homologous structures don’t have to perform the same function in a species, the only requirement is that they are similar in form and exist in species with common ancestry.
Explanation:
from any observations you have made on human infants, which type of memory would you guess develops first, the hippocampal-dependent system or the striatumdependent system?
It can be inferred that the striatum-dependent system, responsible for procedural memory, develops before the hippocampal-dependent system.
Based on observations of human infants, it apears that the striatum-dependent system develops before the hippocampal-dependent system.
The striatum-dependent system is responsible for procedural memory, which involves learning and executing motor skills, such as crawling, walking, and grasping objects. Infants begin to exhibit these motor skills early in their development, indicating that the striatum-dependent system is active and functioning.
In contrast, the hippocampal-dependent system is associated with declarative memory, which includes the ability to recall facts and events. This type of memory typically develops later in childhood, as the child's language and cognitive abilities progress.
For example, infants cannot provide explicit details of past events, which indicates that their hippocampal-dependent memory system is still maturing.
In conclusion, based on observed behaviors in infants, it can be inferred that the striatum-dependent system, responsible for procedural memory, develops before the hippocampal-dependent system, which manages declarative memory.
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what are adjuncts in beer making?group of answer choiceshopsmixture of broken down starch and solubilized protein in wortcereals like corn and rice added used to cut down cost and add flavornone of these
Adjuncts in beer making refer to cereals like corn and rice that are added to the brewing process, used to cut down costs and add flavor. They are not part of the traditional malted barley base but contribute to the overall profile of the beer.
Adjuncts in beer making refer to the cereals like corn and rice that are added to the wort (mixture of broken-down starch and solubilized protein) during the brewing process. These adjuncts are used to cut down the cost of beer production and also add flavor to the final product. The choice of adjuncts used in beer making is determined by the brewer's preferences and the style of beer being produced. The starch in the adjuncts is broken down into fermentable sugars during the mashing process, which is then converted into alcohol during fermentation. Overall, the use of adjuncts in beer making is a common practice that allows for greater variety and cost efficiency in the brewing industry.
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info about the ecosystem that a carp fish lives in about 3-5 sentences
please need help
Answer:
They are freshwater fish, so they live in places like lakes and streams. They are mainly found in large bodies of water in Europe and Asia. They prefer muddy water but can tolerate other conditions and thrive wherever they are.
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Which of the following is the best example of potential energy?
A baseball player hitting the ball
A horse trotting in an open field
A noodle cooking in boiling water
A runner positioned at the start line
Answer:a runner positioned at the start line...
The type of mycorrhizal symbiosis common in northern hemisphere temperate zone forest trees is:A. Ectomycorrhizae (ECM)B. Orchidaceous mycorrhizaeC. Arbuscular mycorrhizae (AM)D. EndomycorrhizaeF. Ericoid mycorrhizae
The type of mycorrhizal symbiosis common in northern hemisphere temperate zone forest trees is Ectomycorrhizae (ECM). The correct option is A.
This type of symbiosis involves a mutualistic relationship between the roots of the host tree and the hyphae of fungi that form a dense mantle around the root tips and penetrate the outer layers of the root cortex. The fungi obtain carbohydrates from the host tree, while the tree benefits from increased access to soil nutrients and water.
ECM is particularly common in conifers, but also occurs in deciduous trees such as oak, beech, and birch. While other types of mycorrhizae are also present in these forests, such as arbuscular mycorrhizae (AM) and ericoid mycorrhizae, ECM is the dominant form of mycorrhizal symbiosis in temperate zone forest trees.
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3. The ability to keep a stable internal environment is called
a. Metabolism
b. Reproduction
c. Homeostasis
Answer:
c)Homeostasis isthe ability to keep a stable internal environment is called
Answer:
C
Explanation:
Homeostasis is the maintenance of a stable internal environment. Homeostasis is a term coined to describe the physical and chemical parameters that an organism must maintain to allow proper functioning of its component cells, tissues, organs, and organ systems.