Answers
Answer:
Read below
Explanation:
If a mutation occurs in a germ cell, it can be passed on to an organism's offspring. Germ cells are reproductive cells, such as eggs and sperm, that are involved in sexual reproduction.
Because these cells are involved in the creation of a new organism, any mutations that occur in them can be inherited by the organism's offspring.
By contrast, mutations that occur in somatic cells, which make up the majority of the cells in an organism's body, are not typically passed on to offspring. Instead, they affect only the individual organism in which they occur.
Related Questions
"How does shade affect plant growth?"
Answers
It will affect the plant growth entirely. If it is a plant that needs sunlight to grow it will not grow but if it is a plant that needs shade it will depend on the hade to grow
Explanation:
What does an autotroph do?
Answers
Answer: An autotroph is an organism that can produce its own food(using light), water, and carbon dioxide
2. Explain how engineering advances have led to scientific discoveries about the moon.
Answers
Answer:
Explain two ways that all youth can idenblases in the media
. You jump when you hear a nearby truck honk its horn. In this example, the
honking horn is the
Answers
A vehicle's horn makes a brief, loud sound when you honk it or when it honks itself. Automobiles beeped their horns in support of the peace marchers. Horns blare.
What does a honk sound like?A geese or an automobile horn will make a honking sound. A geese can honk as a greeting or a warning, and the same is true with an automobile horn. Whether you're a goose or a cab driver waiting for the light to turn green, honking is honking.
What does a car's honking signal mean?Many drivers honk their horns to express their frustration with the traffic, while others honk them to efficiently communicate with other drivers and notify them.
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Transcribed image text: Signaling at a synapse occurs in presynaptic and postsynaptic cells. Sort each of the following events into the proper location. Items (5 items) (Drag and drop into the appropriate area below) Neurotransmitte ris released into the synaptic cleft. Voltage-gated Ca2+ channels open. Reuptake of the neurotransmitter occurs. Ligand-gated ion channels open in response to neurotransmitter Neurotransmitte r binding begins a new action potential. Categories Presynaptic Cell Postsynaptic Cell
Answers
Signaling at a synapse events: Action potential arrives at axon terminal, Voltage-gated calcium channels open, Neurotransmitter released into synaptic cleft ,Neurotransmitter binds to receptors,Graded potential generated in postsynaptic cell and Neurotransmitter is removed from the synaptic cleft
Similar to paracrine signaling, synaptic signaling is separated from it by a unique structure called a synapse in the cell that is sending and receiving the signal. Only cells with synapse connections can communicate synaptically, such as a neuron and the muscle under the influence of brain activity. A chemical neurotransmitter is released by neuron A as a result of an action potential at the connection (synapse) between the two neurons. Neuron B's ability to fire its own action potential might be aided (excited) or hampered (inhibited) by the neurotransmitter.
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the skin surface is a very favorable environment for colonization by most microorganisms. true or false
Answers
It is false that the skin surface is a very favorable environment for colonization by most microorganisms.
Colonizing bacteria have four requirements: they must stick to the mucosal surface, get nutrients for development, get over host defences, and spread to a new host. The stages of adherence are mucus association, weak host carbohydrate interactions, and strong host surface protein binding.
It is untrue that most germs find the skin surface to be a very conducive environment for colonisation.
Colonization, which is the first step of microbial infection by the establishment of the pathogen at the suitable portal of entrance, is referred to by the majority of authors as infection. A smaller number of authors continue to distinguish between colonisation and infection as two distinct processes.
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What is the pairing of complementary strands of DNA due to hydrogen bonding called out of these options:
1. semi-conservative replication
2. helicase
3. DNA polymerase I
4. lagging strand
5. mitosis
6. Okazaki fragment
7. single-stranded binding proteins
8. leading strand
9. ligase
10. replication fork
11. template strand
12. primase
13. gyrase
14. annealing
15. DNA polymerase III
Answers
The pairing of complementary strands of DNA due to hydrogen bonding is called semi-conservative replication.
DNA replicationThe biological process of creating two identical copies of DNA from a single original DNA molecule is known as DNA replication. All living things replicate their DNA, which is the primary mechanism for biological inheritance. This is necessary for:
cell division during tissue development and repair, and it also guarantees that each new cell gets a copy of the DNA.A double helix (two linear strands that run counterclockwise and twist together) of two complementary strands makes up DNA.
These strands are split apart in the replication process. The mechanism of semiconservative replication uses each strand of the original DNA molecule as a template to create its counterpart. The new helix will be made up of an original DNA strand as well as a freshly synthesized strand as a result of semi-conservative replication.
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Please Helpp
Why would it be difficult for plan animal cells to make cell energy if there wasn't sunlight
Answers
4 Which of the following is NOT an element of a contract?
A. Legal Purpose
B. offer
C .Consideratian
D.Company Logo
Answers
What would be the best explanation for why myelinated fibers conduct signals faster than unmyelinated fibers?
Answers
Answer: The diffusion of ions along the axoplasm is faster,in myelinated compare to unmyelinated,
Neurons are the structural and functioning units of nervous system.They are the vehicles for transmission of impulses as electrical signals from one part of the cells,and from one part of the body to another.
The basic structural components of a typical neuron are the cellbody, the axon, and the dendrites.
Based on structure neurons are classified as myelinated and unmyelinated.This is based on the the surrounding layer of myelin sheath around the axon. The myelin provides the insulating layer for the axon.And ensures fast movement of impluses.
In myelinated neurons the myelin sheath are interrupted at intervals by gaps along the length of the axon called Nodes of Ranvier. These gaps contains more Na-K channels for influx and out-flux of K and Na+ ions for transmission of impulses.
The cytoplasm of axon is called axoplasm,Since this is surrounded by myelin sheath which contains Na-K+ channels,The rate of diffusion of ions along these channels is faster for depolarization to take place than in unmyelinated neurons. Inaddtion as these ions diffusion increases,its jump faster at the nodes of Ranvier (saltatory conduction) to the next axoplasm which further speed up the rate of transmission.
Unmyeinated lacks myelin sheath,therefore the exchange and the rate of diffusion of ions along the axons is low.
Explnation:
Which of the following statement is true?
a. The active site is only a small part of the total enzyme volume.
b. The active site of an enzyme is the region of an enzyme where substrate molecules bind and undergo a chemical reaction.
c. According to Kosland's induced fit theory, the active site is inflexible and cannot change shape during the catalytic process.
d. An active site can catalyze a reaction repeatedly as the amino acid residues involved in the catalytic process are not altered at the end of the enzymatic reaction.
e. When an enzyme's substrate binds the active site, water usually exists the site for catalysis to occur.
Answers
Answer:
The active site of an enzyme is the region of an enzyme where substrate molecules bind and undergo a chemical reaction.
Explanation:
This is because enzymes catalyses reaction by first lowering it activation energy and then bind to the reactants and convert the substrate to products. This take place in the active site. This active site is that area or region where the activation energy is lowered and the substrate molecules is bind to produce products.
Polar Easterlies are winds that form at the ___ and the blow east to west
A.poles
B.west
C.east
D.equator
Answers
Answer:east
Explanation:
Polar easterlies are dry, cold prevailing winds that blow from the east. They emanate from the polar highs, areas of high pressure around the North and South Poles. Polar easterlies flow to low-pressure areas in sub-polar regions. Westerlies are prevailing winds that blow from the west at midlatitudes
The numbers of each genotype of mice in the questions above shows that there are more dark mice living on the dark substrate and more light mice living on the light colored substrate. But when we consider comparative overall fitness for the entire area, which fur color seems to have the greatest overall selective advantage, and why
Answers
Answer:
Dark colour.
Explanation:
Dark fur color seems to have the greatest selective advantage because of their hard physical body which occurs due to extreme environmental conditions. The dark colour of mice occurs due to the high intensity of sunlight which increases melanin in their skin. These dark colour mice pass through a very hard and extreme environmental conditions so that's why Dark fur color seems to have the greatest selective advantage.
This artery of the foot is often palpated to assess the circulatory efficiency of the limb as a whole.
-brachial artery
-popliteal artery
-dorsalis pedis artery
-femoral artery
Answers
The artery of the foot that is often palpated to assess the circulatory efficiency of the limb is the dorsalis pedis artery. This artery is located on the top of the foot, and its pulse can be felt by pressing on the area just lateral to the extensor hallucis longus tendon.
Assessing the circulation of the foot is an important part of physical examination in healthcare. One way to assess circulation is to palpate the dorsalis pedis artery, which is a major artery located on the top of the foot. The pulse of this artery can be felt by pressing gently on the area just lateral to the extensor hallucis longus tendon.
The presence and strength of the dorsalis pedis pulse can provide valuable information about the blood flow to the lower leg and foot. A strong pulse is a good indication of normal arterial blood flow, while a weak or absent pulse may suggest arterial occlusion or other circulatory problems. Palpation of the dorsalis pedis artery is a quick, simple, and non-invasive way to assess circulation in the foot, making it a useful diagnostic tool in both primary care and emergency medicine.
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in the xssssssssssssssssssssss
Answers
Answer:
IT IS D AND C
Explanation:
I HOPE THIS HELP YOU
Answer:
D and C
Explanation:
In E. coli bacteria, the lac operon contains genes that code for enzymes that break down lactose. Which statement describes when the genes in the lac operon are expressed?
Answers
The genes in the lac operon are expressed when lactose is present and the repressor protein is unable to bind to the operator region.
In E. coli bacteria, the lac operon contains genes that code for enzymes involved in lactose metabolism. The lac operon is a regulatory system that controls the expression of these genes. The expression of the genes in the lac operon is tightly regulated and depends on the presence or absence of lactose and glucose in the environment.When lactose is present, it binds to the repressor protein (lac repressor), causing a conformational change in the repressor. This change prevents the repressor from binding to the operator region of the operon. As a result, RNA polymerase can bind to the promoter region and transcribe the genes, leading to the production of the enzymes that break down lactose.In the absence of lactose, the repressor protein binds to the operator region and blocks RNA polymerase from initiating transcription. This prevents the expression of the genes in the lac operon.For more questions on protein
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amino acids are linked together to form this organic conpund which gives organism their physical trait
Carbohydrates
Lipids
Nucleic Acids
Proteins
Answers
the analysis and comparison of DNA to better understand relationships between species
Answers
Answer:
comparative genomics
Explanation:
Comparative genomics is a field of biological research in which the genomic features of different organisms are compared. The genomic features may include the DNA sequence, genes, gene order, regulatory sequences, and other genomic structural landmarks.
A new phenotype of mouse has been discovered – short-tails. You have been given a short-tailed mouse and do not know anything about its genotype. You decide to cross this short-tailed mouse with a long-tailed mouse. Multiple crosses of this short-tailed mouse to long-tailed mice produces 27 long-tailed mice and 25 short-tailed mice. When you cross these short-tailed progeny with each other, you get 31 short-tailed mice and 11 long-tailed mice.
Required:
a. What was the genotype of the original short-tailed mouse?
b. What is the genotype of the long-tailed mice used in this breeding experiment?
Answers
Answer:
a. Ss
b. ss
Explanation:
This question involves a gene coding for tail length in mice. According to the question, a new phenotype of mouse has been discovered to have short-tails. This short-tailed mouse was crossed with a long-tailed mouse multiple times to produce 27 long-tailed mice and 25 short-tailed mice. Based on this phenotypic result, the phenotypic ratio can be deduced to be:
Long tail = 27/25 = 1.08
Short tail = 25/25 = 1
Long tail : short tail = 1:1
This phenotypic result can only be achieved if
The short tailed mice got in the F1 generation was self-crossed to get 31 short-tailed mice and 11 long-tailed mice. Based on this result as well, the phenotypic ratio can be deduced to be:
Short tailed = 31/11 = 2.8
Long tailed = 11/11 = 1
Approximately, the phenotypic result of F2 is short tail 3 : long tail 1.
Based on the above phenotypic ratios, the F1 generation with {Long tail : short tail = 1:1} can only be got from heterozygous (Ss) and homzygous recessive (ss) mice. Also, based on the F2 generation with {short tail 3 : long tail 1}, the result can only be got when the parents mice are both heterozygous i.e. Ss × Ss.
This concludes that the short tail length is dominant over the long tail length. Hence, the original short tailed mouse has a heterozygous genotype of Ss while the long tailed mouse used in the experiment has a genotype; ss.
What's the correct order of steps for viral replication?Replication, attachment, entry, copies made, exitAttachment, entry, replication, copies made, exitEntry, replication, attachment, copies made, exitEntry, replication, attachment, copies made, exit
Answers
The correct option is the second one, Attachment, entry, replication, copies made, exit. The first step for viral replication is the identification and attachment to its host cell, later on it has to surpass its membrane to enter the host's cytoplasm. Once it enters it can hijack the cell's molecular machinery to produce its copies and continue its infective cycle.
Why are all food service workers required to understand and apply food safety knowledge?
Select one:
a. To prepare the best tasting food possible.
b. To prevent the spread of illnesses through food.
c. To reduce customer injury such as cuts and burns.
d. To reduce the amount of food thrown away due to spoilage.
Answers
Answer:
B.
Explanation:
Keeping and understanding food safety knowlege prevents the consumer from getting sick.
SOMEONE PLEASE HELP ME THIS IS DUE TONIGHT!!!! Mammalian mothers develop strong attachments with their young. In a mouse, this attachment process can be broken down into the following steps:
1. The mother mouse experiences certain hormonal changes when her babies are born.
2. Newborn infants show attachment behavior toward the mother.
3. Hormonal changes related to the birth process and attachment behavior from the infant stimulate oxytocin release in the mother.
4. Oxytocin stimulates the mother to display parenting behavior toward the babies.
5. This parenting behavior stimulates oxytocin release in infant brains.
6. Babies suckle milk from the mother, which stimulates more oxytocin release in the mother.
Draw a flowchart or diagram to describe how oxytocin concentration impacts the attachment between mothers and their young.. Explain whether feedback is taking place in this example.
Answers
The mother or infant's oxytocin release boosts the other's, strengthening their bond. The feedback loop promotes care and bonding between mother and offspring, which is vital to their survival.
Hormonal changes in the mother during birth trigger oxytocin release.Oxytocin stimulates the mother to display parenting behavior.The parenting behavior stimulates oxytocin release in the infant's brain.The increased oxytocin in the infant reinforces attachment behavior towards the mother.The mother's oxytocin levels further increase as the babies suckle milk.The elevated oxytocin in the mother strengthens the attachment bond.Learn more about feedback loop, here:
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29. What is a tool scientists use to group organisms based on choices betweenalternate characteristics?A. dichotomous keyB. evolutionary descentC. taxonomy
Answers
A tool scientists use to group organisms based on choices between alternate characteristics is the dichotomous key.
Taxonomy is the science that studies classification of living organisms and evolutionay descent is the group from a species has evolved, in other words, an ancestor.
The correct answer is option A.
what is sex education ?
Answers
Answer:Sex education is a form of teaching or counselling to provide knowledge on biological,cultural and moral aspects of human sexuality.
Explanation:Hope it helps u...
Answer:
you give num
Explanation:
i will dsex
The height of a model rocket, H(t), is a function of the time since it was
launched, t.
H(t) what is the domain of h
Answers
The domain of H(t) is 0 ≤ t ≤ 36
The correct answer is option B. 0 ≤ t ≤ 36
What is rocket?A rocket is described as a vehicle that uses jet propulsion to accelerate without using the surrounding air.
To answer this question, the main thing is to look at picture attached.
We know from the graph that this is a quadratic function, So t has to be less than some positive number.
{ if t → -∞, H(t) → -∞, not in the line with the actual situation} and look at the graph, the point where H(t) equals zero, one is 0 and one is 36.
Therefore, we can conclude that the domain of H(t) is 0 ≤ t ≤ 36.
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COmplete question:
The are the plants, algae, and other organisms that can make their own food.
Answers
Autotrophs are plants, algae, and other organisms that can make their own food.
These organisms are called autotrophs, which translates to "self-feeders." Autotrophs play a crucial role in ecosystems as primary producers, forming the foundation of food chains and providing sustenance for other organisms. Photosynthesis is a complex biochemical process that occurs in the chloroplasts of plant and algal cells.
It involves the conversion of light energy from the sun into chemical energy in the form of glucose. Autotrophs accomplish this by utilizing pigments, primarily chlorophyll, to absorb light energy. During photosynthesis, autotrophs take in carbon dioxide from the atmosphere and water from the environment. With the aid of sunlight, these raw materials are transformed into glucose and oxygen.
Glucose serves as an energy source for organisms, while oxygen is released back into the atmosphere as a byproduct. This ability to synthesize their own organic compounds from inorganic substances gives autotrophs a distinct advantage.
Autotrophs exist in various forms, including land plants, such as trees, grasses, and flowers, as well as aquatic plants like seaweeds and pond algae. Additionally, certain bacteria and protists are capable of photosynthesis, broadening the range of autotrophic organisms.
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The effect of cholesterol on membrane fluidity at physiological temperatures is to Choose one: A. prevent lateral movement of phospholipids and thereby decrease membrane fluidity in that region. B. maintain membrane fluidity due to exclusion of saturated glycerophospholipids. C. rigidify membranes by forming a complex that bridges the inner and outer leaflets. D. maintain membrane fluidity through its disruption of fatty acid packing.
Answers
Answer:
The correct answer is D. maintain membrane fluidity through its disruption of fatty acid packing.
Explanation:
Cholesterol is a steroid lipid and is a constituent of biological membranes. It regulates the fluidity of the membrane (so, option C is not correct). Since cell membranes are composed of another type of lipids, the phospholipids, which form a bilayer, cholesterol distributes between the phospholipid tails and avoids these molecules pack each other forming rigid clusters. Thus, the option which better explains the effect is D. maintain membrane fluidity through its disruption of fatty acid packing.
which of these BEST describes the formation of earth
a. earth was formed when Jupiter, the largest planet split into smaller pieces during its formation
b. earth was formed from a cloud of gas and dust spinning and moving some distance from the sun.
c. earth was formed from the collision of multiple asteroids. the asteroids merged into a planet.
d. earth was formed when a piece of the sun broke off the star as it was forming
Answers
Answer:
b. earth was formed from a cloud of gas and dust spinning and moving some distance from the sun.
please answer this question and I will mark you as brainliest. for who get the correct answer.
Answers
Answer: Your answer is The Lac Repressor
Explanation: I've taken this test before, it is correct.
What percent of the trees cut down are used for something other than paper?
35%
b. 45%
C. 55%
d 65%
Please select the best answer from the choices provided
OO *
B
Answers
Answer: Google says 65%.
Explanation: Resources that can help you with these problems can be found on Quizlet.
Answer:
D 65%
Explanation:
no explanation available