Answer:
4 i think hope this helps
Answer:
number 3 is incorrect
Explanation:
The Atmosphere contains mostly nitrogen (78 percent)
True or False: Humans are not controlled by the same limiting factors as other
populations because humans modify ecosystems to meet their needs. *
True
False
No recombination of homologs occurs?
No recombination of homologs occurs in mitosis.
Mitosis is a stage of the cell cycle during which replicated chromosomes are separated into two new nuclei. Mitosis results in the formation of genetically identical cells with the same number of chromosomes. As a result, mitosis is also referred to as equational division.
Mitosis is only found in eukaryotic cells. Prokaryotic cells, which lack a nucleus, divide through a process known as binary fission. Mitosis differs from organism to organism. Animal cells, for example, go through "open" mitosis, in which the nuclear envelope breaks down before the chromosomes separate, whereas fungi go through "closed" mitosis, in which the chromosomes divide within an intact cell nucleus.
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20. Evaluate Why is it misleading to describe science
as a collection of facts
Answer:
it is misleading because different answers can be found while conducting experiments depending on the experiment and science sometime can not be true in certain instances
A squids, crabs, lobsters
B branches, barks, twigs, roots
C insects, leaves, nuts, bird eggs
D vegetables, fish, grains, fruits
Which groups contain both primary and secondary consumers?
1) A and B
2) B and C
3) C and D
4) B and D
Explanation:
primary are herbivores
remove any choice that has B- branches are producers.
We've remained with no. 3 and 4
Remove 4 because of vegetables.
There is no answerAnswer:
Not C and D i got A and B correct C and D are incorrect so A and B
Explanation:
If 5% of a DNA sample contains adenine, what percentage is Thymine? How about Guanine? Cytosine?
Answer:
Lol! I had this for homework for biology class too. Thymine should be 5%, and Guanine and Cytosine should both be 45% I think.
Explanation:
Since A is 5% and T pairs with A, T should also be 5%. These two combined is 10%.
100-10 = 90
We still have two left, Guanine and Cytosine, so 90/2 = 45
That should mean G and C are both 45%.
2. ¿Existe una sola medida eficaz para cortar la ruta de transmisión del virus en diferentes espacios?
Answer:
No existe una medida única, existe un conjunto de medidas que pueden reducir la propagación de un virus.
Explanation:
Existe una diversidad de virus diferentes con sistemas complejos que pueden causar diferentes tipos de infecciones en humanos. Hay virus que se propagan por el aire, a través de las secreciones, con tasas de infección más altas o más bajas.
Por tanto, la mejor solución para un virus que impacta en la salud de las personas, como en la situación mundial actual, la mejor solución para la contención de un virus es seguir todas las normas sanitarias informadas por las autoridades competentes y preservarse en el de la mejor manera posible, lavándose evitando circular en ambientes cerrados y manteniendo la distancia social.
n Cyclops, one eye (E) is dominant to two eyes (e) and curly hair (H) is dominant to straight hair (h).
Write the cross between two Cyclops that are heterozygous for both traits.
Give the phenotypic ratio of all the possible offspring of the above cross.
PR = # showing dom/dom : # showing dom/rec : # showing rec/dom : # showing rec/rec
____ : ____ : ____ : ____
List the possible gametes from a heterozygous one-eyed, straight haired Cyclops.
List the possible gametes from a two eyed, homozygous curly haired cyclops.
Show the genotypes of all the possible offspring if the cyclops’ from C & D above are crossed. (Draw Punnett Square)
What are the possible phenotypes between C & D?
The cross between two heterozygous Cyclops (EeHh x EeHh) is attached below.
What is phenotypic ratio?Phenotypic ratio refers to the ratio which compares the possible outcomes of physical appearance of an organism.
The phenotypic ratio of all possible offspring would be:
1 dominant for both traits : 2 dominant for one trait and recessive for the other trait : 1 recessive for both traits
So the ratio would be: 9:6:1
The possible gametes from a heterozygous one-eyed, straight-haired Cyclops (EeHh) are EH, Eh, eH, and eh.
The possible gametes from a two-eyed, homozygous curly haired Cyclops (EEHH) are EH.
The genotypes of all the possible offspring if the Cyclops from C & D above are crossed (EeHh x EEHH) is also attached below:
So the possible genotypes of the offspring would be EEHH, EEHh, EeHH, and EeHh.
The possible phenotypes between C & D would be:
3/4 Cyclops with one eye and curly hair
1/4 Cyclops with one eye and straight hair.
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You are a forensic scientist about to enter one of two parallel universes: in one, you will be unable to use physics in any of your investigations; in the other, you will be unable to use chemistry in your investigations. Provide an example of a type of forensic science and explain how and why it would be impacted in each universe
Answer:
ik ben enn appel , ik been een mel vrow
Explanation:
All the following are good sources of complex carbohydrates except? oatmeal. milk. carrots. spinach.
The food that is not a good source of complex carbohydrates is milk.
What is carbohydrate?The carbohydrate is one of the six classes of food. The six classes of food that we have are; fat, carbohydrates, protein, vitamins, minerals and water. Carbohydrates are made up of glucose molecules as it is a macromolecule.
These molecules are eaten for the purpose of energy because they are broken down in the body to give glucose which is a source of energy in the body.
Thus, the food that is not a good source of complex carbohydrates is milk.
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can someonde do this
in 2000, approximately 80 deaths occurred in sri lanka due to malaria. based on what you have learned about how malaria affects human populations, how many of the deaths were those of children?
Due to the red blood cell loss caused by malaria, anemia and jaundice (yellow skin and eyes) may develop. If left untreated, the infection could develop seriously and result in kidney failure, convulsions, mental confusion, coma, and even death.
Although people of all ages can have malaria, young children and pregnant women are more likely to get the severe form of the disease. Infants, children under five, pregnant women, people with HIV/AIDS, and anyone traveling to regions where malaria transmission is very active are some population groups who are at significantly increased risk of catching the disease and suffering severe illness.
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Which statement correctly describes scientific knowledge!
A. It changes from place to place.
B. It is based on opinions.
C.It varies from person to person.
D. It is based on facts.
(No files)
Answer:
D: It is based on facts.
Explanation:
The reason is because science is based off of data and analsys which
Please help!
Some species of plants maintain a symbiotic relationship with bacteria that live in nodules on the plant's roots. Which is a likely function of such bacteria that would benefit the plant?
A) phosphorus fixation
B ) nitrogen fixation
C) aerobic respiration
D) photosynthesis
The diagram below represents some events that take place in plant cells. In which organelle will this occur?
Sugar 02
QA
> CO2
ADP-ATP
H20
O mitochondrion
O chloroplast
O lysosome
nucleus
Answer:
mitochondrion
Explanation:
there is production of energy and co2 and h20 which means the process is respiration which takes place in the cytoplasm or mitochondrion
How is the energy stored in ATP released?
A.) ATP bonds with oxygen atoms
B.) Breaking the chemical bond between the 1st and 2nd phosphate
C.) Breaking the chemical bond between the 2nd and 3rd phosphate
D.) The energy in an ATP molecule doesn’t need to be “released”
Answer:
When the cell needs energy to do work, ATP loses its 3rd phosphate group, releasing energy stored in the bond that the cell can use to do work
Please help
T= 200 s
D=5m
S=?
Answer:
To find the speed (S), we need to use the formula:
S = D / T
where D is the distance traveled and T is the time taken.
Substituting the given values, we get:
S = 5 m / 200 s
Simplifying, we get:
S = 0.025 m/s
Therefore, the speed is 0.025 m/s.
Which layer of the Earth's atmosphere is the fourth-closest to the surface, contains highly diluted gases, and has a temperature that
increases with increasing height?
OA.
troposphere
OB. mesosphere
OC. atmosphere
OD
thermosphere
HELP ME PLS seriously pls :(
PLEASE HELP ME! I HAVE NO BRAIN CELLS.
Some minerals are evenly distributed around the planet, while other minerals are quite rare. Why are some minerals so rare and unevenly distributed?
A. Certain minerals form only under high heat and pressure that develop near volcanoes.
B. Certain minerals form only in Earth's crust, so they are difficult to locate.
C. Certain minerals form only in specific climates, and not all climates, are the same around the world.
D. Certain minerals form only in the extreme heat found at the bottom of lakes and rivers.
Answer:
C
Explanation:
Minerals, fresh water, and biosphere resources are distributed unevenly around the planet as a result of past geologic processes. ... Mineral, fresh water, ocean, biosphere, and atmosphere resources are limited, and many are not renewable or replaceable over human lifetimes.
The option (C) is correct. Certain minerals form only in specific climates, and not all climates, are the same around the world.
What are minerals?A mineral is a naturally occurring inorganic element or compound having an orderly internal structure and characteristic chemical composition, crystal form, and physical properties. Common minerals include quartz, feldspar, mica, amphibole, olivine, and calcite.
Moreover, the major minerals, which are used and stored in large quantities in the body, are calcium, chloride, magnesium, phosphorus, potassium, sodium, and sulfur. The trace minerals are just as vital to our health as the major minerals, but we don't need large amounts.
Therefore, economic minerals are used in a wide range of applications related to construction, manufacturing, agriculture and energy supply. Economic minerals include: Energy minerals used to produce electricity, fuel for transportation, heating for homes and offices and in the manufacture of plastics.
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If a male with hemophilia and an unaffected (non-carrier) female had a child, what is the probability that the child will be an affected male?
there is a zero percent chance
The fluidity of the plasma membrane is primarily provided by the ______.
Answer:
The fluidity of the plasma membrane is primarily provided by the Phospholipids
Which term describes the relationship in which one organism lives inside the other one. Check ih correct answer
Answer:
The term that describes the relationship in which one organism lives inside the other one is endosymbiosis.
Explanation:
which ligament associated with the temporomandibular joint prevents excessive retraction or moving backward of the mandible?
Answer:
which ligament associated with the temporomandibular joint prevents excessive retraction or moving backward of the mandible?
the temporomandibular ligament- This ligament prevents the excessive retraction or moving backward of the mandible.
Explanation:
would a superstorm form over rocky mountains?
It is unlikely for a superstorm to form directly over the Rocky Mountains, as superstorms are typically associated with low-pressure systems that develop over warm ocean waters. However, the Rockies can play a role in influencing the formation and behavior of weather systems.
As air moves over the Rockies, it can be forced to rise and cool, leading to the development of clouds and precipitation. This can contribute to the formation of weather systems, which may then move on to develop into larger storms as they interact with other atmospheric conditions.
Furthermore, the Rockies can act as a barrier, causing air masses to be diverted and influencing the formation and movement of weather patterns. This can lead to the development of strong winds, thunderstorms, and other forms of severe weather in regions surrounding the Rockies.
Overall, while superstorms may not form directly over the Rockies, the region can still play a significant role in shaping weather patterns and influencing the development of storms and other forms of severe weather.
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Pleaseeee helpppppppppp!!!!!!!!!!!!!!
Answer:
I know that some herbivores lived in the mesozoic
The history of climate change
Write one paragraph of the history of climate change.
The Sun serves as the primary energy source for Earth’s climate. Some of the incoming sunlight is reflected directly back into space, especially by bright surfaces such as ice and clouds, and the rest is absorbed by the surface and the atmosphere. Much of this absorbed solar energy is re-emitted as heat (longwave or infrared radiation). The atmosphere in turn absorbs and re-radiates heat, some of which escapes to space. Any disturbance to this balance of incoming and outgoing energy will affect the climate. For example, small changes in the output of energy from the Sun will affect this balance directly.
Change began in the early 19th century when ice ages and other natural changes in paleoclimate were first suspected and the natural greenhouse effect was first identified. In the late 19th century, scientists first argued that human emissions of greenhouse gases could change Earth's energy balance and climate. Many other theories of climate change were advanced, involving forces from volcanism to solar variation. In the 1960s, the evidence for the warming effect of carbon dioxide gas became increasingly convincing. Some scientists also pointed out that human activities that generated atmospheric aerosols could have cooling effects as well.
Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India, is used in which of the following domestic products?
A. Television
B. Refrigerator
C. Tube light
D. Cooking gas
Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India, is used in refrigerators.
The correct option is B
What are chlorofluorocarbons (CFCs)?Chlorofluorocarbons and hydrochlorofluorocarbons are formed as volatile derivatives of methane, ethane, and propane. They are fully or partially halogenated hydrocarbons that contain carbon, hydrogen, chlorine, and fluorine. Freon, a brand name owned by DuPont, is another frequent name for them.
They were used formerly as refrigerants in refrigerators. However, it was discovered that the ozone layer in Earth's atmosphere, which shields the planet from the sun's harmful UV rays, might be destroyed by chlorofluorocarbons (CFCs). CFCs were widely utilized as refrigerant gases and as propellants in aerosol sprays when the scientists published their findings in 1974.
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The diagram below shows the movement of energy in the water cycle. Diagram showing the movement of energy in the water cycle. There are three boxes and six arrows that appear in the following order: box labeled '?,' one arrow pointing to a box labeled 'Land,' arrow pointing to a box labeled 'Ocean,' and arrow leading back to the box labeled '?.' As well, there are two arrows pointing from the 'Land' box back to the '?' box, and one arrow pointing from the '?' box back to the 'Ocean' box.
Which term best fits in the empty cell of the diagram?
water
vapor
evaporation
transpiration
atmosphere
Answer:
Atmosphere
Explanation:
The term that fits in the empty cell of the diagram is atmosphere. The atmosphere is the layer of gases that surrounds the Earth. It is the medium through which water vapor moves from the cloud to the land, to the ocean, and back to the cloud.
The other terms in the answer choices are not as accurate.
Water vapor is the gaseous form of water, but it is not a specific stage in the water cycle. Evaporation is the process by which water changes from a liquid to a gas, but it does not explain the movement of water vapor from the cloud to the atmosphere. Transpiration is the process by which plants release water vapor into the atmosphere, but it is a much smaller contributor to the water cycle than evaporation.Therefore, the term that best fits in the empty cell of the diagram is atmosphere.
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Refer to Animation: Filtration, Reabsorption, Secretion. Cells of the excretory tubule _________water by osmosis, from which we can conclude that the solute concentration in these cells must be _________ than in the filtrate. reabsorb; lower excrete; higher reabsorb; higher excrete; lower 2. Refer to Animation: Filtration, Reabsorption, Secretion. What drives the reabsorption that occurs in animal excretory systems
Answer:
Reabsorption, Higher
Explanation:
What drives the reabsorption to take place in the executory system is the presence of slow diffusion of some substances and active transport for others. Filtration removes the water form the blood and other substances get dissolved into blood.a carnival bumper car with a mass of 300 kg accelerates at 0.3 m/s^2 towards a wall. What is the force on the car before the impact ?
Answer:
90N
From the above question, we are given the mass , acceleration and required to find the force
from Newton's law we know that
F= ma
because they cause hybrids to be infertile, Robertsonian _________ contribute to speciation by reproductive ________Choose matching definition
inversion heterozygote
a hybrid oncogene is created
may create STOP codon, truncating protein
translocations; isolation
Because they cause hybrids to be infertile, Robertsonian inversions contribute to speciation by reproductive isolation.
Robertsonian inversions occur when two non-homologous chromosomes break at their centromeres and their long arms fuse, creating a single, large chromosome. This can lead to the formation of hybrids with abnormal numbers of chromosomes that are often sterile or have reduced fertility, preventing them from successfully interbreeding with either parent population. As a result, Robertsonian inversions can contribute to speciation by creating reproductive isolation between the two parent populations, driving them further apart genetically and increasing the likelihood that they will evolve into distinct species over time.
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