Which of the following statements is correct? *
Protons are found in the nucleus of an atom
Neutrons are negatively charged
Protons are negatively charged
Electrons are found in the nucleus of an atom
Answers
Related Questions
In a certain population of rabbits, the allele for brown fur is dominant over the allele for white fur. If 60 out of 100 rabbits have white fur, what is the allele frequency for the recessive allele? The Hardy-Weinberg equation is: [homozygous dominant]2 + 2[heterozygous] + [homozygous recessive]2 = 1
Answers
If 60 out of 100 rabbits have white fur the allele frequency for the recessive allele will be 77%.
What is Hardy-Weinberg equation?In population genetics, the Hardy-Weinberg principle, often referred to as the Hardy-Weinberg equilibrium, model, theorem, or rule, holds that.
It is in the absence of additional evolutionary factors, allele and genotype frequencies in a population would remain constant from generation to generation.
The Hardy-Weinberg equation is:
\(p^2+2pq+q^2=1\\\)
\(p^2=\) percentage of homozygous dominant individuals
\(q^2=\) percentage of homozygous recessive individuals
2pq = percentage of heterozygous individuals
Here in this question, 60 out of 100 rabbits have white fur which means that the % of homozygous recessive individuals is
Homozygous recessive = 60 / 100 = 0.6
\(q^2 = 0.6\\q = \sqrt{0.6} \\q =0.77\)
q = 77%
Thus, the allele frequency for the recessive allele 77%.
For more details regarding Hardy-Weinberg equation, visit:
https://brainly.com/question/29776155
#SPJ1
AGRICULTURAL SCIENCE.
State five importance of organic matter to the soil.
Answers
Answer:
It provides nutrients for crops as it decomposes and contributes to the cation exchange complex necessary for holding applied nutrients in the soil. Soil aggregation is improved by increased organic matter content and hence has a role in maintaining soil structure, drainage and aeration; all of which are necessary for good crop yields3. Soil organic matter also plays a role in increasing moisture retention and consequently the drought tolerance of the crop.
4. In addition to providing nutrients and habitat to organisms living in the soil, organic matter also binds soil particles into aggregates and improves the water holding capacity of soil.
5. It produces healthy crops that in turn nourish people
A bar graph is created one
A- The independent variable is a category or description
B- The dependent variable is a category or description
C- The independent variable is a number number
D- The dependent variable is a number number
Answers
Answer:
B
Explanation:
The dependent variable is a category or description
When does crossing over occur in meiosis
Answers
Answer:
Crossing over occurs during prophase I of meiosis before tetrads are aligned along with the metaphase I.
_____ refers to the ability of the heart, blood vessels, and lungs to supply oxygen to working muscles during physical activity for prolonged periods of time.
Answers
The term "aerobic fitness" describes the body's capacity to provide oxygen-rich blood to functioning muscles over extended periods of time during physical activity.
Exercise is said to as aerobic if it primarily uses the aerobic energy-generating process. The dictionary defines the term "aerobic" as the use of oxygen to properly meet the energy requirements of aerobic metabolism while doing an activity. Any sort of cardiovascular fitness, or "cardio," such as brisk walking, swimming, jogging, or cycling, is regarded as an aerobic workout.Aerobic exercise raises heart rate and respiration and is defined as exercise that involves breathing with oxygen. The risk of several diseases is reduced by aerobic exercise. Obesity, heart disease, high blood pressure, type 2, stroke, and specific forms of cancer are among these conditions. Aerobic activities that involve weight-bearing, like walking, help reduce the incidence of osteoporosis.learn more about Aerobic fitness here: https://brainly.com/question/1744272
#SPJ4
What is the converse of the following statement?
"If trees are tall, then the grass is brown."
O If trees are not tall, then the grass is not brown.
O If the grass is not brown, then trees are not tall.
O If the grass is brown, then trees are tall.
O If trees are tall, then the grass is not brown.
Answers
The converse of the statement would be If the grass is brown, then trees are tall. Option C
What is meant by the converse of a statement?First, The converse of a statement switches the if and then parts.
The converse would flips the order of the original statement and negates both parts.
In this case, the original statement is "If A, then B." The converse is "If B, then A, which we see here "If the grass is brown, then trees are tall." since the original statement is "If trees are tall, then the grass is brown."
Find more exercises on converse of a statement;
https://brainly.com/question/1833821
#SPJ1
Answer:
C
Explanation:
I took the test on FLVS and got it right
Cancer cells can be characterized as ""generic"" cells that perform no specialized body function. Thus cancer cells lack ________. a. differentiation b. reproduction c. responsiveness d. both reproduction and responsiveness
Answers
Cancer cells can be characterized as ""generic"" cells that perform no specialized body function, thus cancer cells lack differentiation and is therefore denoted as option A.
What is Differentiation?This a term which is referred to as the process in which the cell grows and becomes specialized which depicts that it is now able to do some special body function. Examples include red blood cells which are able to distribute oxygen and nutrients to other parts pof the body.
In this scenario, we were told that cancer cells aren't able to perform specialized body function which depicts differentiation and is therefore the reason why it was chosen as the correct choice.
Read more about Differentiation here https://brainly.com/question/13846411
#SPJ1
will mark brainliest that has best answer!!!
how can we conserve our natural resources in the environment?
Answers
Answer:
Switching to sustainable energy sources such as solar power, hydroelectric power and wind power can reduce the amount of fossil fuels being used up. Fossil fuels are natural resources from the environment, but when burned the waste product of it is released into the environment and can potentialy affect other natural resources. Switching to a renewable energy source can help conserve natural resources. Renewable energy sources can be used to harness the energy we need without producing harmful products that affect the environment and it's resources.
which part of a pine tree makes seeds
Answers
Answer:
the pinecone
Explanation:
Any one can please fill all the labellings.
thanks:)
Answers
Answer:
1 = True Ribs or Vertebrosternal Ribs
2 = False Ribs or Vertebrochondral Ribs
3 = Floating Ribs
4 = Thoracic Vertebrae 1 (T1)
5 = Ribs
6 = Coastal Cartilage
Explanation:
Thus, The Whole Structure is known as Rib Cage or Thoracic Cage
-TheUnknownScientist
TRUE / FALSE. s a tilted disk galaxy with a flocculent, discontinuous spiral arms. it does not have a bar, and its bulge is not very large. it should be scsc or sbsb galaxy.
Answers
True. Based on the given characteristics of a tilted disk galaxy with flocculent, discontinuous spiral arms, the absence of a bar, and a relatively small bulge, it is likely classified as an ScSc or SbSb galaxy.
The Hubble sequence or Hubble classification system categorizes galaxies based on their visual appearance and structural characteristics. The Sc and Sb classifications refer to spiral galaxies, with Sc representing galaxies with relatively loosely wound, flocculent spiral arms, and Sb representing galaxies with more tightly wound spiral arms.
The absence of a bar and a relatively small bulge further narrows down the classification. Galaxies without a bar and with a smaller bulge are classified with lowercase letters 'sc' or 'sb', indicating a less prominent bulge and a lack of a bar structure.
Know more about Hubble sequence here:
https://brainly.com/question/8590716
#SPJ11
what are two organisms in the food web that have a predator-prey relationship? i need examples
Answers
Answer:
Some examples of predator and prey are lion and zebra, bear and fish, and fox and rabbit. The words "predator" and "prey" are almost always used to mean only animals that eat animals, but the same concept also applies to plants: Bear and berry, rabbit and lettuce, grasshopper and leaf.
Some examples of predator and prey are lion and zebra, bear and fish, and fox and rabbit.
What do you mean by predator-prey relationship?In the predator prey relationship, one species is feeding on the other species. The prey species is the animal being fed on, and the predator is the animal being fed. The predator prey relationship develops over time as many generations of each species interact.
Predator and prey populations cycle through time, as predators decrease numbers of prey. Lack of food resources in turn decrease predator abundance, and the lack of predation pressure allows prey populations to rebound.
The relationships between predators and prey play an important role in structuring ecological communities, with predators influencing the dynamics of their prey in ways that cascade through ecosystems.
Learn more about predator-prey relationships:
https://brainly.com/question/1778577
#SPJ6
hey I need help with this biology question
Answers
Answer:
run away and slime at like
Explanation:
i did it and got it riight
Scientists use genetics to trace the evolution and migration of humans. How do scientists know which populations are older than others
Answers
Answer:
Scientists often look at mitochondrial DNA to determine these chronological relationships. Mitochondrial DNA mutates at a relatively predictable rate, often referred to as the "molecular clock". By comparing the amount of mutations between groups compared you can determine which groups have been around longer and therefore have acquired more mutations.
Explanation:
the longest focal length eyepiece you will use in lab is 40 mm. what magnification will this provide, when used with our meade lx 200 telescope?
Answers
The 40 mm focal length eyepiece used with the Meade LX 200 telescope will provide a magnification of 31.25x.
To calculate the magnification, divide the focal length of the telescope by the focal length of the eyepiece. In this case, the focal length of the eyepiece is 40 mm. However, to convert the focal length to inches (which is commonly used for telescopes), we divide 40 mm by 25.4 to get approximately 1.57 inches.
The Meade LX 200 telescope typically has a focal length of around 49 inches. Therefore, dividing the telescope's focal length (49 inches) by the eyepiece's focal length (1.57 inches) gives us a magnification of approximately 31.25x.
It's important to note that magnification alone does not determine the quality or usefulness of the observation. Factors such as the telescope's aperture, atmospheric conditions, and the object being observed also play significant roles in the viewing experience.
To know more about focal length
brainly.com/question/15365254
#SPJ11
Which of the following is TRUE about sedimentary rock?
A. does not contain layers
B. May contain fossils
C. the hardest of the rock types
Answers
Answer:
B
Explanation:
Sedimentary rock is layered. That makes A wrong, but it leads to another observation.
Things can die and think sink to the bottom of an ocean or sea or river or lake bed which over time changes. So you might find fossils which is the answer.
C is incorrect because there are much harder substances than sedimentary rock.
Answer:
B.May contain fossil.
Explanation:
These rocks are formed with the deposition of materials broken down from pre-existing rocks, followed by compaction and cementation
Cellular respiration uses one molecule of glucose to produce.
Answers
Answer:
36 ATP
Explanation:
The result from cell division by mitosis
Answers
Answer: mitosis is the process in which a eukaryotic cell nucleus splits in two
Explanation:google
Which type of organisms in the food web were the most and least numerous
Answers
Producers are the organisms that are the most numerous whereas the secondary consumers are the least numerous.
What are the most numerous organisms in the food web?
Producers are organisms that can make their food through the process of photosynthesis. They are present at the bottom level of the food web and are the most numerous in an ecosystem due to their access to direct energy. Most producers consist of green plants or algae and they can make their food by using photosynthesis while on the other hand, the secondary consumers are less in population so they are less numerous as compared to other organisms in the ecosystem. Secondary organisms are those organisms that eat the primary consumers. Examples are meat eaters (carnivores). The secondary consumers are larger and fewer in number.
So we can conclude that the secondary organisms are present in fewer numbers whereas producers are present in large numbers.
Learn more about the food web here: https://brainly.com/question/2179
#SPJ1
Nitrogen forms nucleic acids that are part of DNA, as well as amino acids, which help build proteins.
Answers
Nitrogen forms NUCLEOTIDES that are part of DNA, as well as amino acids, which help build proteins. Nucleotides are building blocks of DNA.
Nucleotides and DNADeoxyribonucleic acid (DNA) is a double helix molecule composed of two long strands of building blocks called nucleotides.
In DNA, there are four types of nucleotides that contain different nitrogenous bases: Adenine, Cytosine, Guanine and Thymine.
The nitrogenous bases are composed of nitrogen and they are fundamental to form nucleotides (nucleotides consist of one nitrogenous base, one sugar and one phosphate group).
Learn more about nucleotides here:
https://brainly.com/question/1569358
MULTIPLE CHOICE QUESTION
Carbon films are cool because they leave
Answers
A fish farmer has a large pool used to grow a species of fish. The farmer decides to add a second species of fish to the pool. Both fish species feed on the same type of food, but the fish farmer does not increase the amount of food added to the pool, maintaining the same carrying capacity in the pool.
Which graph shows how the population of the two fish species will change?
Answers
Answer:
D
Explanation:
Explanation: The capacity of fish to the ratio of population change increased and showed a variable degree of measurements.
Did Hamlet and Ophelia sleep together?.
Answers
It would have been hazardous for Shakespeare specifically to depict pre-marital sex between noble characters, but Hamlet gives us reasons to suspect that at a few points sometime recently the start of the play, Hamlet and Ophelia have had sex.
Laertes and Polonius both caution Ophelia against having sex with Hamlet, which recommends that Ophelia’s father and brother, at least, are concerned about the possibility. Afterward within the play Hamlet teases Ophelia with expressly sexual plays on words, assist proposing that they may have shared intimacy. For occurrence, fair some time recently in the play scene, he inquires: “Shall I lie in your lap, my lady?".the best proof that Hamlet and Ophelia have had sex comes from Ophelia. When Hamlet murders Ophelia’s father, she goes mad. In her madness, she sings melodies that appear to stay on the causes of her grief. A few of her tunes are approximately old men or fathers passing on. The rest are approximately pre-marital sex.
To know more about hamlet refer to the link https://brainly.com/question/2010722?referrer=searchResults.
#SPJ4
Located in the back of the head, the __________ lobe is where most visual signals are sent.
Answers
Brodmann area 17, or V1 for visual one, is the name most neuroscientists use to refer to the primary visual cortex of the brain. This area, which is part of the occipital lobe's calcarine sulcus, is crucial for vision.
The region of the cerebral cortex underneath the temporal lobe is called the parietal lobe?Between your frontal and occipital lobes and above your temporal lobe is where your parietal lobe is situated. Your parietal lobe serves a variety of purposes. processing of sensory data.
What area of the brain is responsible for visual signals?One of the areas of the mammalian brain that has received the most research is the visual cortex, where the fundamental components of vision—detection of contrast, color, and movement—are merged to create our full and detailed visual sense.
To know more about occipital lobe visit :-
https://brainly.com/question/14567052
#SPJ4
The wings of insects and birds are the result of convergent evolution. This means that: a. these organisms are unrelated but have similar adaptations. b. insects and birds have each independently evolved structures that serve the same function (flight) but have done so in very different ways. c. these organisms have different adaptations to different environments. d. these organisms share a recent common ancestor and so have similar adaptations. e. the insects and birds must be related to possess such similar qualities.
Answers
The wings of insects and birds are the result of convergent evolution, meaning that insects and birds have independently evolved structures that serve the same function (flight) but have done so in different ways.
Convergent evolution refers to the process where unrelated organisms independently develop similar traits or adaptations to adapt to similar environmental conditions or perform similar functions. In the case of insects and birds, both groups have evolved wings to achieve flight. However, the structures and mechanisms of their wings are fundamentally different. Insects have wings that are extensions of their exoskeleton, composed of thin membranes supported by a network of veins. On the other hand, birds have wings made of feathers attached to a framework of bones. Despite the differences, the wings of insects and birds serve the common function of enabling flight, illustrating convergent evolution.
learn more about Convergent evolution Refer: https://brainly.com/question/30637872
#SPJ11
Deine kinetic energy and thermal energy. Describe what
happens to each as the temperature of a substances
increases
Answers
Answer:
Kinetic energy is the amount of energy a object has while it's in motion, and thermal energy is heat energy. In this case when the heat rises in substances for example a solid it will transform into a liquid causing the molecules to move faster which is a increase of kinetic energy. So the answer is "when the heat in substances increase the kinetic energy increases."
Hope this helps!
Explanation:
How much of your DNA came from your mother? How much from your father?
Answers
Answer:
50/50
Explanation:
your DNA consist of your fathers and mothers DNA and the cool thing is that you get half of both
Answer:
50% of your DNA should be from your mother, and the other 50% should be from your father.
1. Get 1 piece of bread.
2. Tear it up into small pieces and put them into a ziplock bag (sandwich size preferred). 3. Add water to the bread pieces and seal the bag.
4. Gently squeeze and smash the bag for 30 seconds.
5. Unzip a small corner of the bag and drain out the water but leave the bread pieces. 6. Put the bag of bread in the trash can for storage until someone empties it.
Explain how each step you completed with the sandwich bag represents a section of the digestive process. Label each as a mechanical or chemical digestion. 15 pts
Process
Represents 2 pts ea Mechanical or Chemical? 1 pt each
Tearing bread into pieces
Adding water to bread
Squeezing bread
Draining out water
Storing bag of bread in garbage
Answers
Piece of bread
Which of the following explains why DNA testing is used in the lumber industry?
O to locate the strongest trees for harvesting
O to figure out the species of individual trees
O to help find the best trees to use in breeding
O to determine the source countries of tree products
Answers
Answer:
I think it's the second one
Explanation:
It's probably the second one. Some people don't know how to distinguish different types of trees.
Answer:
to avoid illegal lumber, endangered species and forged certificates
What part of the cell provides temporary storage of food, enzymes, and waste products
Answers
Answer:
The Vacuole is the part of the cell that provides temporary storage to food, enzymes, and waste products.
Explanation:
The cell is the basic or fundamental unit of life. It is composed of a cell membrane, cytoplasm and cell organelles. The organelle that provide temporary storage for food, enzymes and waste products is vacuole.
What is vacuole?Vacuole is a membrane-bound cell organelle that is permanent and large in size in plant cell, but are temporary or nearly absent in animal cell.
It is the compartment that occupies a significant volume in plant cell.It is temporary location for the storage of food, enzymes and other waste products.
Thus, vacuole is the cell that provides temporary storage of food, enzymes, and waste products.
For more details regarding vacuole visit:
https://brainly.com/question/13948086
#SPJ4