Answer: C : Grafting attaches one plant to another; budding roots a plant bud.
Explanation:
Grafting is the process of growing the top (scion) of one plant on the base (rootstock) of another. A bud is transplanted from one plant to another during the budding process. Grafting is not a recent practise, even though budding is seen as a modern art and science.
What kind of trait is illustrated in the diagram?
A.
Autosomal recessive
B.
Autosomal dominant
C.
Sex-linked recessive
D.
Sex-linked dominant
Pedigrees can be used to understand the inheritance pattern of a trait. In the exposed example, this trait is coded by a gene that expresses complete dominance. Option B. Autosomal dominant.
What is a pedigree?
A Pedigree is the representation of a family's history. This graph is used to track a trait through different generations, and analyze the inheritance pattern of a particular gene and its expression.
It is a tool used to understand how genes are transmitted from the parental generation to the descendants, and what are the probabilities of inheriting them.
In the exposed example, we have a trait coded by an autosomal gene that expresses complete dominance. The dominant allele is the one coding for the trait.
Let is analyze the crosses,
We will assume A is the dominant allele and a is the recessive allele
Generation I
Cross: Individual I1 x I2Parentals) Aa x Aa
F1) The expected genotypes among the offspring are 25% AA, 50% Aa, and 25% aa.
Cross: Individual I3 x I4Parentals) aa x Aa
F1) The expected genotypes among the offspring are 50% aa and 50% Aa.
Generation II
Cross: Individuals II3 x II4Parentals) aa x aa
F2) 100% of the offspring is expected to be homozygous recessive, aa.
Option B. Autosomal dominant.
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babies have three types of cries. which of the following is not one of them?
Babies are known to communicate through their cries, and it is essential for parents to learn to distinguish between them. Three main types of cries that babies have been identified: the basic cry, the angry cry, and the pain cry. Each of these cries is characterized by a different pitch, rhythm, and intensity.
The basic cry is the most common type of cry, and it is often a signal of a baby's need for attention, food, or a diaper change. It starts with a soft moaning sound, gradually escalating into a more intense cry, then fades away again.The angry cry is characterized by a higher pitch, more intense and rhythmic cry that may have a sharp edge to it. Babies usually cry like this when they are frustrated or upset about something, such as being unable to reach a toy or not getting their way.The pain cry is the most distinctive of the three cries and is often described as a sudden, piercing cry. It is usually accompanied by a change in the baby's facial expression, such as a grimace or a wrinkled brow. This cry indicates that the baby is in pain or discomfort and needs immediate attention.To answer your question, I must say that all the three cries mentioned above are the types of cries that babies have, and none of them is excluded. They are all critical signals that parents must learn to recognize and respond to promptly to provide the necessary care and comfort to their babies.
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When ___________ occur(s) during DNA replication, it can lead to genetic variation after a cell divides into daughter cells.
A) Mutation(s)
B) Adaptation
C) Conjugation
D) Reproduction
Answer:
I believe it is D. Reproduction
Explanation:
Which of the following would suggest a patient is not secreting enough ADH?
A.) High water concentration in blood; low water concentration in urine
B.) Low water concentration in blood; low water concentration in urine
C.) Low water concentration in blood; high water concentration in urine
D.) High water concentration in blood; high water concentration in urine
Answer: Low water concentration in blood; high water concentration in urine, would suggest a patient is not secreting enough ADH.
Explanation: Anti-Diuretic Hormone, or Vasopressin, is known by the initials ADH. It is a hormone that the hypothalamus makes and stores in the pituitary. By reducing urine output and promoting water reabsorption in the kidneys, it controls the body's water balance. Blood pressure and fluid balance are kept stable in this way. Blood volume, electrolyte balance, and blood pressure are just a few variables that affect how much ADH is secreted.
Therefore, the kidneys will secrete too much water because of low anti-diuretic hormone levels. Dehydration and a drop in blood pressure will result from an increase in urine output.
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a genomic library is a: group of answer choices collection of dna fragments from all the chromosomes, inserted into vectors a complete set of genes, inserted into vectors series of dna fragments from the genome generated by pcr collection of mrna molecules cloned into vectors
A genomic library is a collection of DNA fragments from all the chromosomes. Option A.
A genomic library is a collection of overlapping segments of genomic DNA cloned into backbone vectors that statistically span all regions of an organism's genome. The resulting cloned DNA is then transformed into a suitable host cell line. A genomic library is a collection of all genomic DNA from one organism.
A genomic library or gene bank is a complete collection of cloned DNA fragments that make up the entire genome of an organism. It represents all genes including expressed, non-expressed, introns, exons. Genomic libraries can be stored for years and copies can be used for research purposes. Like traditional libraries, gene libraries are used to collect and store information as a set of DNA molecules. All gene libraries are collections of DNA fragments representing a particular biological system of interest.
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Select a location within each of the following biomes and fill in the missing information on the table.
What is the Latitude and Species Richness of the temperate forest (look at attachments)
BioInteractive Biome Explorer
Answer:
30 million species and 25° and 50° latitude in both hemispheres I don't have an exclamation for the species sorry I hope this helps
Explanation:
Such forests occur between approximately 25° and 50° latitude in both hemispheres.
PLEASE HELP!
The light reaction of photosynthesis is responsible for producing most of the free ______ found on planet Earth.
Answer:
oxygen gas
Explanation:
Differentiate how antibodies perform precipitation and agglutination to inactivate antigens.
Explanation:
Both precipitation and agglutination are methods by which antibodies can inactivate antigens, but they differ in the mechanism and outcome of the interaction.
Precipitation occurs when antibodies bind to soluble antigens, forming immune complexes that become insoluble and fall out of solution. This results in the formation of visible precipitates that can be seen under a microscope. Precipitation is useful for detecting and quantifying antigens in biological fluids, such as blood or urine, but it is not effective against antigens that are located on the surface of cells.
Agglutination occurs when antibodies bind to antigens that are present on the surface of cells, causing the cells to clump together. This clumping makes it easier for phagocytic cells, such as macrophages, to engulf and destroy the antigen. Agglutination is commonly used in blood typing, where antibodies are used to determine the blood group of an individual.
In summary, precipitation and agglutination are both effective mechanisms by which antibodies can inactivate antigens, but they operate through different mechanisms and are used in different contexts. Precipitation is useful for detecting and quantifying soluble antigens, while agglutination is effective against antigens located on the surface of cells.
How is a behavioral adaptation
defined?
A. a system present within the organism that
allows it to perform a biochemical reaction
B. a feature of the organism's body that helps it
survive and reproduce
C. a response from the organism that changes.
it's behavior to help it survive and reproduce
Answer:
C. a response from the organism that changes.
it's behavior to help it survive and reproduce
What caused this species to become extinct?
Answer:
Which species?
Explanation:
If you are talking about dinosaurs and their relatives, then there are many theories. One is a flood wiped them out, which is what Christians believe. Scientists also think that a meteor, volcano eruption, or sudden change of climate could have caused the extinction.
Answer:
Species become endangered for two main reasons: loss of habitat and loss of genetic variation. A loss of habitat can happen naturally. Dinosaurs, for instance, lost their habitat about 65 million years ago. ... Dinosaurs became endangered, then extinct
Explanation:
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Identify the following components of your design. These must be listed explicitly in your report for each test:
Independent Variable (things that you control):
Dependent Variable: (things that are measured):
Control (things that are kept the same in each test:
a) List the materials required to conduct the facial,glossopharyngeal, vagus, optic, olfactory nerve
b) Concisely describe designed experiments for each cranial nerve
c) Concisely describe what data is being collected during the experiment
d) Concisely describe how a functional assessment (all, some, none) is determined for each experiment
Can someone help me with these ASAP please?
Some sample tests that can be included for a test are given below:
a) Facial nerve:
Cotton swabSmall mirrorSalty and sweet solutionStraw or syringeSmall containerStopwatchGlossopharyngeal and Vagus nerves:Tongue depressorCotton swabSmall mirrorSalty and sweet solutionStraw or syringeSmall containerStopwatchOptic nerve:
Snellen chart or other visual acuity chartPenlight or other light sourceOphthalmoscope or other instrument for examining the retinaStopwatchOlfactory nerve:
Control test: Ask the participant to identify a substance with a known odor (e.g. coffee) to ensure they have a sense of smell.
Odor identification test: Present the participant with different containers of strong-smelling substances and ask them to identify each odor. Record the number of correct identifications out of the total number of odors presented.
Odor threshold test: Present the participant with progressively weaker concentrations of an odor and ask them to identify when they can no longer smell it. Record the concentration at which the participant's ability to smell the odor disappears.
c) Facial nerve: Data on the participant's ability to wrinkle their forehead, close their eyes tightly, smile, show their teeth, puff out their cheeks, identify sweet and salty tastes, maintain liquid in their mouth, and blink their eyes are collected.
Small containers with different strong-smelling substances (e.g. vinegar, coffee, lemon juice, etc.)
Cotton swabs or other odor-delivery device (e.g. atomizer)
Stopwatch
b) Facial nerve:
Control test: Ask the participant to wrinkle their forehead, close their eyes tightly, smile, show their teeth, and puff out their cheeks. Observe the participant's ability to perform each task.
Sensory test: Apply a drop of sweet solution to the anterior two-thirds of the tongue and a drop of salty solution to the posterior one-third of the tongue. Ask the participant to identify the taste of each solution.
Motor test: Ask the participant to drink a small amount of water through a straw or syringe. Observe the participant's ability to maintain the liquid in their mouth and swallow it.
Time test: Ask the participant to blink their eyes as many times as possible within 15 seconds. Count the number of blinks.
Glossopharyngeal and Vagus nerves:Control test: Ask the participant to stick out their tongue, say "ahh," and swallow. Observe the participant's ability to perform each task.
Sensory test: Apply a drop of sweet solution to the posterior one-third of the tongue and a drop of salty solution to the anterior two-thirds of the tongue. Ask the participant to identify the taste of each solution.
Motor test: Ask the participant to swallow a small amount of water. Observe the participant's ability to swallow without choking or coughing.
Time test: Ask the participant to hold their breath as long as possible. Record the time until the participant gasps for air.
Optic nerve:
Visual acuity test: Ask the participant to read the letters on the Snellen chart from a specific distance. Record the smallest line of letters the participant can read accurately.
Visual field test: Ask the participant to look straight ahead and identify objects (e.g. fingers, pen) that are moved into their peripheral vision from different angles.
Fundoscopy test: Use an ophthalmoscope to examine the retina and optic nerve for abnormalities.
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Cholesterol is an important component of the cell membrane because *
A-It makes the membrane less fluid, stabilizing the membrane
B-It aids in diffusion
C-It aids in cell recognition
D-It transports large, polar molecules
Answer:
Option A... Because cholesterol prevents membrane from freezing and maintain membrane fluidity
1. Within food chains, matter is
a) constantly increasing
b) constandy decreasing
c) always changing from one element to another
d) alavays recycled from one chemical form into
another
Answer:
C
Explanation:
When an organism eats anothee organism matter transfers
why are metals useful and what are some of their uses?
Answer:
Why are metals useful:
Metals are very useful materials. Metals have many properties, such as strength, toughness, and stiffness. When heated, metals can be shaped into anything from a tiny paperclip to a huge aircraft. They are also good conductors of electricity and heat, which makes them useful for electrics and cooking pans.
What are some of their uses:
As metals are good conductors of electricity, they are used to making wires and parts for equipment and gadgets that function on electrical current.
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A variation that makes a gene different in some way from other genes for the same characteristics is a(n) _____.
From what we know, we can confirm that a variation that makes a gene different in some way from other genes for the same characteristics is called a mutation.
What is a mutation?All genes in an organism are coded through a series of nucleotides. Each gene has its own sequence of nucleotides that make it unique. A mutation is a change in this nucleotide sequence caused by either external forces such as UV light, or internal errors.
Therefore, given the definition described, we can confirm that a variation that makes a gene different in some way from other genes for the same characteristics is called a mutation.
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Which of the following would be the response to an animal hearing movement behind it while it drinks water? A: migrating to a new location B: moving from potential danger C: moving toward light D: going into hibernation
Answer: It Would be B moving from potential danger
Explanation: I think thats its B because its more careful when the animal knows where the predators are.
which of the following statements is most likely to be true in the case of the feedback-regulated
Answer:
Where is the statements because you didn't write it.
How can the atomic molecules move back and fourth between plants. Please explain with diagram
Atomic molecules move between plants through processes like photosynthesis, respiration, and transpiration, exchanging elements such as carbon, oxygen, and water.
In the natural world, atomic molecules move back and forth between plants through a series of interconnected processes. During photosynthesis, plants absorb carbon dioxide and sunlight to produce glucose and oxygen. In respiration, plants consume glucose and oxygen to release energy, carbon dioxide, and water.
Additionally, transpiration, the process of water movement through a plant and its evaporation from aerial parts, plays a role in the transfer of molecules.
These processes help in the exchange of important elements such as carbon, oxygen, and water, maintaining a balanced ecosystem.
Diagrams can be found in plant physiology textbooks and online resources.
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Predict: Some pathogens are spread directly from one person to another. This can happen when people come into direct contact or share items, such as drinking glasses. What do you think might affect how quickly a pathogen is spread from person to person?
I think the reservoir ( a human,animal or non living such as soil where the infectious agent normally lives)
secondly the mode of transmission,there are some modes of transmission that allow the pathogen to enter quickly and some that make the process slow.
and also crowding and the presence of co-infections.
i hope this helps
How are metamorphic rocks formed
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I hope it will helpful for you
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Answer:
Metamorphic rocks are formed from other rocks that are changed because of heat or pressure.. Earth movements can cause rocks to be deeply buried or squeezed. As a result, the rocks are heated and put under great pressure . They do not melt, but the minerals they contain are changed chemically, forming metamorphic rocks.
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The statement “force equals mass times acceleration (F=ma)” is Newton’s second law of motion. Why is this a law rather than a theory?
A-It states, rather than explains, the relationship between the variables.
B- .It cannot be proven, whereas a theory can be proven.
C-.It may be revised if new information shows that the relationship has changed.
D- It was classified as a law because it is related to other similar discoveries.
Answer: it’s A
Explanation:
Newton’s second law of motion is a law rather than a theory because: A. It states, rather than explains, the relationship between the variables.
Newton's Second Law of Motion states that the acceleration of a physical object is directly proportional to the net force acting on the physical object and inversely proportional to its mass.
Mathematically, it is given by the formula;
\(Force = mass\) × \(acceleration\)
This ultimately implies that, Newton's Second Law of Motion is a law because rather than explain, it states the relationship between the three (3) variables;
Force.Acceleration.Mass.In conclusion, a law can be proven whereas a theory may be revised in the event that a new information shows that there is a change in relationship between the variables.
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How does dividing species into kingdoms help us understand them?
Group of answer choices
It helps us to predict what changes animals will make to adapt to their surroundings.
It helps us to see which anmals existed first.
It helps us understand the differences and similarities among living things.
IT helps us understand how animal organ systems work.
Taxonomy categorises organisms according to morphological and molecular characteristics and their evolutionary relationships. C) help us understand the differences and similarities among living things.
What is taxonomy?Taxonomy is the study of different organisms, their classification into categories according to their morphological and molecular characteristics and their evolutionary relationships, and assigning to each of them a binomial name.
The categories in where organisms are classified are:
• Domains
- archaea domain
- bacteria domain
- eukarya domain
• Kingdom
Includes different phyla closely related. This classification considers morphological traits.
- The bacteria domain includes the Eubacteria kingdom.
- The archaea domain includes the archaebacteria kingdom.
- The eukarya domain is divided into four kingdoms: Protist, Fungi, Plantae, and Animalia.
• Phylum
• Class
• Order
• Family
• Genus
• Species
Dividing species into kingdoms help us understand the differences and similarities among living things.
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(d) Fertilisers can cause pollution to aquatic systems. Overuse of fertilisers may cause eutrophication. Lake Udai
Sagar in India is an example of an aquatic system that shows high levels of eutrophication.
Explain what happens in aquatic environments, such as Lake Udai Sagar, when eutrophication occurs
Answer: eutrophication normally leads to shortage of oxygen supply thus there is an increase in competition between marine organisms for oxygen.
Explanation:
Which of the following describes how to safely work using aseptic technique? Select all that apply.
a. Treating microorganisms with 10% bleach for 20 minutes is sufficient to decontaminate prior to disposal.
b. Microwaving media is an appropriate means to sterilize before pouring plates.
c. Sterile media can be poured from a bottle to an empty sterile flask without using a flame.
d. Autoclaved tips and surface-sterilized tools should be used for all aseptic transfers.
The methods for safely working using aseptic technique are: Autoclaved tips and surface-sterilized tools should be used for all aseptic transfers.
Prior to transferring microorganisms to another medium, sterilize the wire loop by heating it until it glows red hot. Laboratory benches and surfaces should be cleaned with a sterilizing agent such as 70% ethanol before and after each use. The practice of using aseptic technique ensures the safety of both the microbiologist and the culture being grown. Aseptic techniques are a range of techniques used to protect microbiological cultures from being contaminated by other microorganisms that might exist in the surrounding environment.
Aseptic technique refers to any set of procedures that is performed under sterile conditions in order to avoid the introduction of contamination. Aseptic technique is commonly used in the laboratory when working with microorganisms that are sensitive to contamination or infection. In order to safely work using aseptic technique, it is important to follow several guidelines, including using sterilized tools and surfaces, cleaning laboratory benches and surfaces, and using a sterilizing agent such as 70% ethanol before and after each use.
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During prometaphase, which protein complex on each sister chromatid attaches to the spindle?.
Each sister chromatid uses a protein complex termed the kinetochore to connect to spindle microtubules at the centromere.
Sister chromatids are bound to one another during mitotic prometaphase, but why?Cohesion is necessary for sister chromatids to stay together during mitosis and meiosis until separation is about to occur at anaphase. Cohesins are multiprotein component complexes that help create cohesion during DNA replication prior to mitosis and meiosis.
During prometaphase, where do microtubules bind to sister chromatids?kinetochoresThe production of a protein structure known as a kinetochore around the centromere, the central region connecting the sister chromatids, is another significant process that occurs during prometaphase. Kinetochore microtubules are lengthy protein filaments that extend from the cell's poles at each end and connect to the kinetochores.
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Oxidative production in photosynthesis involves what?
Answer:
Oxidative production in photosynthesis involves the following:
1. Light absorption: Photosynthesis begins with the absorption of light energy by pigments, such as chlorophyll, in the chloroplasts of plant cells.
2. Electron transport: The absorbed light energy is used to excite electrons in chlorophyll molecules, which are then transported through a series of electron carriers in the thylakoid membrane of the chloroplast.
3. Generation of ATP and NADPH: As electrons move through the electron transport chain, they release energy that is used to pump protons across the thylakoid membrane, generating a proton gradient. The energy stored in this gradient is used to produce ATP and NADPH, which are used as energy and reducing power in the next stage of photosynthesis.
4. Water splitting: The electrons that are passed down the electron transport chain are replaced by electrons extracted from water molecules in a process called water splitting. This releases oxygen gas as a byproduct.
5. Carbon fixation: The ATP and NADPH generated during the light-dependent reactions are used in the light-independent reactions to fix carbon dioxide into organic molecules, such as sugars.
Overall, the oxidative production in photosynthesis involves the conversion of light energy into chemical energy stored in ATP and NADPH, which are then used in the production of organic molecules from carbon dioxide.
What is a genome???????
Answer:it’s a special plant
Explanation:
All second order neuronsO have their cell bodies in the dorsal root ganglionO have their cell bodies in the nucleus gracilus/cuneatus of the medulla oblongataO have their cell bodies in the posterior grey horn of the spinal cordO ascend in the posterior white columnO cross in the spinal cord or the medulla oblongata
Option e is correct. All second order neurons in the ascending pathway of somatic sensory information: There are three kinds of neurons found in the sensory pathway which are first-order, second-order, and third-order neurons.
The second-order neurons have their cell bodies in the spinal cord, medulla oblongata, or nuclei in the brainstem. It is responsible for carrying the sensory information up to the brainstem. In addition to this, second-order neurons cross in the spinal cord or medulla oblongata. Hence, the left half of the body is supplied with the right half of the brain and vice versa. So, the given statement about second order neurons in the ascending pathway of somatic sensory information is O cross in the spinal cord or the medulla oblongata. Therefore, Option e is correct.To learn more about second order neurons Please visit:
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What is the address for Niobium (Nb)
PORTLAND OFFICE · 421 SW 6th Ave, Suite 300.
The evolution of saber teeth in a number of groups of extinct carnivorous mammals is an example of.
The evolution of saber teeth in a number of groups of extinct carnivorous mammals is an example of convergent evolution.
The evolution of saber teeth in a number of groups of extinct carnivorous mammals is an example of convergent evolution. This term refers to the development of similar structures or adaptations in different organisms that do not share a recent common ancestor. Saber-toothed mammals, for example, evolved independently in several different groups throughout history, such as marsupials and placental mammals.Saber teeth, also known as canine teeth, were elongated teeth that projected far beyond the jaws of some animals.
These teeth are characterized by their flattened shape, and in some cases, serrations along the edges. Although they were most famously seen in Smilodon, commonly referred to as the saber-toothed tiger, these teeth are actually found in several different species of extinct carnivorous mammals that lived during the Pleistocene era. Their unique design made it easier for these animals to catch and kill prey.
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