Answer:
. In most cases, an O parent and an AB parent will have only A or B kids.
General Science
1. Characteristics of Living Things, Binomial System and Ecology
a. Biology
b. Characteristics of Living Things
c. Types of Feeding
d. Food Chains, Webs and
Ecological Pyramids
2. Bahamian Ecosystems
a. Mangrove Ecosystem
b. Coral Reef
c. Sandy Beach
3. Pollution & Conservation
a. Air Pollution
b. Recycling
c. Biodiversity
4. Cell Structure and Organization a. Cells
b. Level of Organization in Organisms
5. Movement of Molecules a. Diffusion
b. Osmosis
6. Genetics
a. DNA
b. RNA
c. Biotechnology
7. Agriculture & Fishing a. Agriculture
b. Fishing
8. Nutrition
a. Food Tests
b. Enzymes
Answer:
Explanation:
1. A
2.B
3.A
4.B
5.B
6.A
7.B
8.A
True or False
Material from a supernova can lead to the beginning of new stars.
Answer:
this is true that the material from a supernova can lead the beginning of new stars
Explanation: :]
Why is there so little life at the bottom of the ocean?
Answer:
Lack of sunlight means no algae or plants to support the food chain, so food is scarce. Deep-sea animals must survive on the decaying scraps of dead organisms from the upper layers of the ocean, which sink to the bottom.
Which letter would represent the Sun on the
HR-Diagram below?
A
D
B
A
Brightness
C
B
Temperature
E
D and E
с
The Science Duo
x
QUE
*
Answer: A
Explanation:
It has the highest temperature + brightness
Turn the amplitude down to almost zero and wait for the waves to hit the screen. Why does the screen darken?
When I reduce the amplitude almost to zero and wait for the waves to hit the screen, my screen darkens because it takes longer for the waves to arrive.
What effect does amplitude have on color?The intensity of the color is determined by the amplitude, or the distance between the wave's midpoint and its peak. The more intense and bright the color, the greater the amplitude of the waveform.
Why doesn't changing the amplitude change the color of the light?If you change the frequency of the light, the color changes, but what if you change the amplitude You simply cannot. Photons make up light. All photons with the same wavelength (color) have the same wavelength.
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Which cranial nerve is the only cranial nerve to extend beyond the head and neck to the thorax and abdomen?
DNA is formed using four kinds of base subunits. In a double-stranded segment of DNA, the percentage of the base C is 18%. What is the approximate percentage of base T?
Answer:
The correct option is C 32%
According to Chargaff’s rule in a DNA molecule A = T and G = C and A + G + C + T = 100%. Here cytosine (C) is 18% hence G = 18%
∴
A + T = (100 – 36)%
∴
A + T = 64%
∴
A = 32%
Explanation:
You have isolated a new single gene mutation in zebrafish you call Casper because the mutant fish are clear (no pigments in the scales). You perform the following crosses: Cross Progeny Wild type X Casper 20 clear, 19 normal Casper X Casper 21 clear, 10 normal a. You notice that each cross produced a similar number of clear offspring but different number of normal offspring. What is going on here
Answer and Explanation:
Due to technical problems, you will find the complete answer and explanation in the attached files
In the diagram, which organism is a producer?
all of these answers
clover
wheat
dandelion
Explain the contribution of antigenic determinant in false negative and false positive test
Answer:
The contribution of the antigenic determinant is given below:
Explanation:
Antigenic determinant or epitope is the part of the antigen that is recognized by the immune cells or antibodies such as the B- cells by binding to these cells and evokes the response in the host. The antibodies bind to the epitope segments only not to the entire antigen protein.
A false-positive test is a test where the result suggests that an individual has a specific condition but in reality not having such condition. opposite in the false-negative So, the antigenic determinant binds to the specific antibodies and shows wide significance to reduce the false-negative or false-positive.
In one species of bird, there are three varieties of feather color. What is this an example of?
ecosystem diversity
species diversity
genetic diversity
color diversity
Answer:
genetic diversity
Explanation:
Genetics have many diversities
Answer: C. genetic diversity
Explanation: TRUST ME!!! Answer is correct on Edge!!! :)
can someone please help me
Answer:
A. Tap water is a homogenous mixture and distilled water is a pure substance.
Explanation:
Tap water can be classified as a homogeneous mixture because it contains equal amounts of dissolved minerals and other chemicals that are even throughout the mixture.
In the other hand, distilled water is classified as a pure substance because it contains definite amount of atoms of elements and unique chemical properties that forms water.
What are all the correct statements
A.this statement is correct since non-polar molecules diffuse easily through the semi-permeable membrane
B.this statement is false since this is diffusion, a form of passive transport that does not require ATP
C.this is false for the same reason
D.This is true since this is passive transport
E.This is false because proteins and carbohydrates can't simply pass through the phospholipid bilayer since they are big charged molecules
F.This statement is true since those are small molecules that can easily pass through the semi permeable membrane
G.this statement is false since molecules that diffuse are usually non poalr
PLS HELP
What is the answer pls help.
Answer:
the answer should be b
Explanation:
Which is the smallest planet
Answer:
The smallest planet in our solar system is Mercury. It has a radius of 1,516 miles (2,440 km), which is about 1/3 the size of Earth. Mercury is also the closest planet to the Sun. It takes Mercury 88 Earth days to orbit the Sun, but only 59 Earth days to rotate on its axis. This means that Mercury has a day that is longer than its year.
Mercury is a very hot planet, with surface temperatures reaching up to 800 degrees Fahrenheit (427 degrees Celsius). This is because Mercury has no atmosphere to protect it from the Sun's heat. Mercury also has a very thin atmosphere, which is made up of hydrogen, helium, and oxygen.
Mercury is a very interesting planet, and scientists are still learning about it. In 2011, NASA's Messenger spacecraft became the first spacecraft to orbit Mercury. Messenger spent four years in orbit, studying Mercury's surface, atmosphere, and magnetic field. The data collected by Messenger has helped scientists to better understand this small, but fascinating planet.
Explanation:
Or pluto/ dwarf planet
Residual parent material refers to the *weathered rock* and *soil* that remains in its place of origin, while *transported parent material* is material that has been carried and deposited by natural agents such as water, wind, or glaciers.
The impact of these different types of parent material on *soil formation* can be significant. Residual parent material tends to contribute to the formation of soils with characteristics similar to the parent rock. The weathering process breaks down the rock into smaller particles, allowing for the development of soil horizons and the release of minerals that influence soil fertility. In contrast, transported parent material can introduce a diverse range of materials to a given area, leading to variations in soil composition, texture, and fertility. The transportation process can mix different types of sediment, resulting in the formation of heterogeneous soils with varying properties.
Residual parent material is the rock and soil that is still located in its original location and is weathered. Transported parent material is material that is carried and deposited by natural agents such as water, wind, or glaciers. The effect of these different types of parent material on soil formation can be significant.
Residual parent material usually contributes to the development of soils with qualities similar to the parent rock. The breakdown of rock into smaller particles through weathering enables the formation of soil horizons and the release of minerals that influence soil fertility.
The physical and chemical characteristics of soils derived from this form of parent material are often similar and homogeneous, allowing for predictable fertility and properties. Transported parent material, on the other hand, can introduce a diverse range of materials to a given area, resulting in variations in soil composition, texture, and fertility.
The transportation process can blend different types of sediment, resulting in the formation of heterogeneous soils with different characteristics. Transported parent material can also be exposed to weathering processes, altering its original composition and resulting in soils with varying degrees of fertility.
While transported parent material can increase the diversity of soil properties in an area, it can also make it difficult to predict soil characteristics, particularly in areas where different types of sediment have been deposited. The relationship between parent material and soil development is complex, with both the initial characteristics of the material and the surrounding environment influencing soil properties.
In general, residual parent material contributes to the development of homogeneous soils with predictable properties, while transported parent material can result in more diverse and heterogeneous soils.
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Darwin developed four theories of evolution, which of the following is NOT one of his theories?
A) Living organisms evolve over time
B) Natural selection is the main cause of evolutionary change
C) Evolutionary change occurs quickly, and is caused by large mutations
Answer:
C) Evolutionary change occurs quickly, and is caused by large mutations is NOT one of Darwin's theories of evolution.
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the four criteria of a planet
Answer:
has cleared the neighborhood around its orbit
If a molecule of DNA has 27% guanine, what percentage of thymine does it have?
Answer:
23% !!
Explanation:
When adding the two up, the general rule is that they should equal 50% of the molecule, hence 27% + 23% = 50% !!
Which of the following is a benefit of nonrenewable energy?
A.It costs less than some renewable options.
B.It uses man-made and natural resources.
C.It is unlimited or quickly replenished.
D.It is from clean energy sources.
Answer:
B. It uses man-made and natural resources.
Explanation:
Sorry if incorrect
Non-renewable energy uses man-made and natural resources. So, the correct option is B.
What are Non-renewable energy?Natural resources that cannot be easily replenished through natural means at a rate quick enough to stay current with use are considered non-renewable resources. Fossil fuels made of carbon are one instance. With the use of pressure and heat, the original biological matter transforms into a fuel like petrol or oil.
Non-renewable energy is produced using finite resources that cannot be replenished at a rate that matches the rate of use. To put things in perspective, there won't be any more non-renewable energy sources in our lives—or, more precisely, in many human lifetimes.
The majority of non-renewable sources of energy are fossil fuels, such as coal, natural gas, and petroleum and crude oil; however, nuclear fuel, which is primarily used to generate electricity, is also typically categorized as non-renewable.
Therefore, the correct option is B.
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Why is a disease more damaging to cloned crops?
Answer:
Essentially all plant species exhibit heritable genetic variation for resistance to a variety of plant diseases caused by fungi, bacteria, oomycetes or viruses. Disease losses in crop monocultures are already significant, and would be greater but for applications of disease-controlling agrichemicals.
A disease is more damaging to cloned crops because the genetic sequences of these crops are altered in order to make them superior in focusing only on one objective.
What are cloned crops?Cloned crops may be defined as those crops that undergo the process of making a genetically identical plant through nonsexual means. They include processes like vegetative propagation or cloning from cuttings is the most popular and fastest method.
According to the context of this question, all plant species possess some inheritable genetic variation for resistance to a variety of plant diseases stimulated by numerous microorganisms. But when they are cloned, they lose this innate strength of disease resistance. Due to this, they have a high threat of disease.
Therefore, the genetic sequences of these crops are altered in order to make them superior in focusing only on one objective.
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42. Variation which exhibits a wide range from one
extreme to the other is
A. phenotypic variation.
B. discontinuous variation.
C. continuous variation.
D. genotypic variation
Answer:
C. continuous variation.
Explanation:
Variation within organisms refers to how different they are from another. In biology, variation can either be a continuous one or discontinuous.
A continuous variation is a type of variation in which there is a wide range of values from one phenotype/extreme to the other. In other words, there are a lot of values in between the extremes. For example, the human height can range from different degree of shortness to a different degree of tallness. Hence, human height is an example of a trait that exhibit continuous variation.
Therefore, a variation which exhibits a wide range from one extreme to the other is CONTINUOS VARIATION.
what organs does muscular disorder affects?
Muscular disorders can affect the skeletal muscles, which are the muscles that allow us to move our body, as well as the smooth muscles and cardiac muscles.
Myopathies, or muscular disorders, can have an impact on a number of the body's organs and systems. Since these disorders have an effect on the composition, structure, or metabolism of muscle tissue, they have the greatest direct effect on the muscular system.
This may result in symptoms such as muscle atrophy, cramps, stiffness, and weakness. However, because the heart, lungs, and digestive system depend on healthy muscle function to do their jobs well, the effects of muscular disorders can also spread to those organs.
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The amount living things supported by an ecosystem is called
1)Carrying Capacity
Or
2)Limiting factors
please help with 13
Answer:
where is the video ? please show
If a person's blood pressure is too high or too low, how might the other organ systems in their body be affected?
Answer:
When blood pressure is too high, organs and blood vessels can be damaged. High blood pressure can even cause rupture of a blood vessel and lead to bleeding or other complications. When blood pressure is too low, not enough blood reaches all parts of the body.
Explanation:
a If oxygen concentration is higher in the interstitial fluid than in the cytosol, which direction will oxygen move via simple diffusion?
\(O_2\) molecules cross the membrane to the cytosol of the membrane in response to an increase in \(O_2\) concentration.
What is an Equilibrium?Equilibrium means 'balance' which indicates that a chemical reaction represents a balance between the reactants and the products participating in the reaction which is also observed in some physical processes such as the melting point of ice at 0℃, ice and water, both exist in equilibrium.
It is well known that at equilibrium, the rates of forward and backward reactions are equal resulting in equal concentrations of reactants and products at equilibrium. As a result, we can draw the conclusion that it is untrue that when the photosynthetic reaction reaches equilibrium, the concentration of will start to decrease.
Thus, \(O_2\) molecules cross the membrane to the cytosol of the membrane in response to an increase in \(O_2\) concentration.
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Which of the following statements is true? a.) A ligament connects two bones. b.) A tendon connects two bones. c.) "Tendon" and "ligament" are two words for the same thing. d.) A ligament connects muscles to the bone.
Answer:
A: A ligament connects two bones
Explanation:
Hope this helps :D
The survivorship _______ plots the number of individuals living at each age interval versus time.
The survivorship curve plots the number of individuals living at each age interval versus time.
The survivorship curve is a graphical representation that shows the mortality or survival rate of a population over time. It illustrates the number of individuals alive at each age interval, starting from birth or hatching until the maximum lifespan of the species. The x-axis of the curve represents time, usually measured in years or intervals, while the y-axis represents the number or proportion of individuals in the population.
The shape of the survivorship curve provides valuable information about the life history and mortality patterns of a species. There are three main types of survivorship curves: Type I, Type II, and Type III. Type I curve represents species with high survival rates during early and middle life stages, with a sharp decline in survival at older ages. Type II curve represents species with a relatively constant mortality rate throughout their lifespan. Type III curve represents species with high mortality rates during early life stages, with a higher likelihood of survival at older ages.
By studying survivorship curves, scientists can gain insights into the life expectancy, reproductive strategies, and ecological dynamics of different populations or species. These curves are an important tool in demographic and population biology research.
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HELP PLZ ASAP GIVING BRAINLIEST !!!!
Answer:
Physical weathering.
Explanation:
I did some research!