I took the test on Plato and got it correct. The answer is Tree Rings and Ice Cores (if there is a second option)
Help. Correct my mistakes
Get 100 points
Hello!
1) 50%/ 50%
2) It was RG and Yy
3) 2:2 or 50%/ 50%
4,5, and 6 I don't happen to know
The other guy answered the others and 4,5 & 6 seem ok to me.
Which biome is an animal with thick fur best suited for?
A human born prematurely during the third trimester will be in the greatest danger due to what?
The answer I got is lungs.
Why are plants in the alpine biome typically low growing? a. They have limited access to nutrients. b. They have limited access to sunlight. c. They have too much access to water. d. The have access to nutrient-rich soil. Please select the best answer from the choices provided
Answer: they have limited access to sunlight
Explanation:
Two heterozygous purple-flowering pea plants are crossed. If purple is dominant over white, what are the expected phenotypic results?
Answer:
75% purple, 25% white
Which of the following is a result of gravitational forces in the Solar System? A. the radiation given off by Jupiter B. that Saturn is farther away from the Sun than Earth is C. the difference in surface temperature on each of the planets D. the orbit of planets around the Sun in the Solar system
it be d my dude
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How do surface currents help regulate the temperature of the planet?
Suppose scientists decided to harvest the mineral nodules on the sea floor. Identify two environmental problems that might occur if the nodules are harvested.
Answer:
Disturbance to deep sea bed and biodiversity
Explanation:
Harvesting of mineral nodules on the sea floor is done by deep sea mining.
The adverse impacts of deep sea mining are as follows -
Degradation of habitat of ocean species living at the sea bed.
Degradation of habitat causes extinction of species
Noise pollution under the sea
Plumes of suspended sediments
Disturbance in the ecosystem
in the winter, ice floats on the top of a lake. how is this helpful to the plants that live in the lake
As water ice floats, it helps life on earth survive. In winter, the surface temperature is very low, and when the water freezes, the floating ice forms an insulating layer in the lake or sea. This layer of ice insulates the water beneath, keeps it liquid, and allows life to survive in it. Since water ice floats, it helps life survive on Earth. In the winter, when surface temperatures are low enough for water to freeze, floating ice forms a layer of insulation on top of lakes and seas. This ice layer insulates the water below it, allowing it to stay liquid, which allows the life within it to survive.
Why does ice float on the surface of the lake in winter?Near the freezing point, liquid water molecules begin to be placed in a hexagonal structure that fills the space. In winter, cold water becomes less dense and floats to the top as the temperature of the lake approaches below freezing.
What if the ice doesn't float on the water?If the ice doesn't float, it will. Water continues to radiate heat from its surface and becomes colder and colder until the water and everything in it harden from bottom to top.
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_______is a segment of DNA that is the basic unit of heredity and is transferred from parent offspring
Dorothy works as a medicinal chemist in a pharmaceutical company. What could one of her assignments be?
A medicinal chemist like Dorothy in a pharmaceutical company can have many tasks, but one potential assignment could be designing and synthesizing new drugs. This involves identification of potential targets, computer simulations for molecule design, lab synthesis and testing
Explanation:
As a medicinal chemist working in a pharmaceutical company, Dorothy would have a variety of tasks. One potential assignment could involve designing and synthesizing new drugs to treat specific diseases. This usually starts with research to identify potential biological targets for a drug (such as a protein involved in a disease process). Once a target has been identified, she would then conduct computer simulations to design a molecule that can interact effectively with that target. The next step would be to synthesize the drug in the lab, and then conduct tests to determine its effectiveness, safety, and side-effects.
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Archeologists have unearthed the tombs of thousands of workers. The author suggests that these tombs belonged to the workers who built the pyramids. What reasoning does she use to support this claim?
In addition to the tombs, archeologists have also discovered a large number of bakery sites near the Great Pyramid. In fact, there are enough bakeries to provide food for thousands of workers, which is how many it would take to construct the Great Pyramid.
If the wind changes direction, and the ship veers off course, what type of feedback loop results in the ship returning to its course?
what is the process of photosynthesis
what is the organism that is harmed in the parasitism called ?
A: Competitor
B: Host
C: Parasite
D: Prey
Which of these is a characteristic of index fossils? Found in the topmost rock layer Found in many layers of the same rock Have already established relative age Are limited to a particular geographic location
The index fossils have already established relative age. It is for that reason they can be used to estimate the age.
An index fossil is a fossil that spans a particular geologic time and/or given environment.
These types of fossils (index fossils) can be any type of preserved remains of an organism that lived on the Earth (e.g., an animal or plant).
For example, Ammonites are used as index fossils because they live only during the Mesozoic period (approx 245-65 mya).
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Index fossils are used to determine relative age and have specific characteristics such as wide geographic distribution and rapid evolutionary change.
Explanation:An index fossil is a fossil that is used to determine the relative age of rock layers and the fossils within them. It is characterized by having a wide geographic distribution, being present for a short period of time, and undergoing rapid evolutionary change. Index fossils are found in many layers of the same rock, helping to establish relative age. They are not limited to a particular geographic location, as they can be found in different areas around the world.
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explain how animal stem cells are different from plant stem cells
While both plant and animal stem cells can self-renew and differentiate, they differ in their origins, their capacity for differentiation, and their capacity for regeneration.
Animal stem cells: The inner cell mass of blastocysts is the main source of animal stem cells throughout the first stages of embryonic development. Additionally, they are available from a variety of adult tissues. These include neural stem cells in the brain, hematopoietic stem cells found in bone marrow and blood, and mesenchymal stem cells in adipose tissue. Meristems, specialised areas of plants where active cell division takes place, are the source of plant stem cells. While lateral meristems are in charge of secondary growth in stems and roots, apical meristems are located at the tips of shoots and roots. Plant stem cells are generated by these meristems. Animal stem cells are involved in two crucial processes: differentiation and regeneration. Since stem cells are undifferentiated, they have the capacity to differentiate into a variety of specialised cell types within an organism. Regeneration is the capacity of some organisms to regenerate missing or damaged body parts. Adult stem cells with the ability to self-renew and specialise into the precise cell type required for tissue healing are necessary for this process.
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That Jesus was the Son of God was emphasized by _________ in his Gospel.
A. Matthew
B. Mark
C. Luke
D. John
That Jesus was the Son of God was emphasized by Matthew in his Gospel. So, the correct option is A.
What does Gospel mean?The Gospels are defined as any of the four biblical narratives covering the life and death of Jesus Christ, according to tradition, written respectively by Saint Matthew, Saint Mark, Saint Luke, and Saint John (the four evangelists). It is placed at the beginning of the New Testament and accounts for about half of the total text.
The word gospel is obtained from the Anglo-Saxon word God-spel which means "good story," that is the translation of Latin Evangelium and Greek Evangelion which means the "good news" or "good story". That Jesus was the Son of God was emphasized by Matthew in his Gospel.
So, the correct option is A.
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What is one way that members of Archaebacteria are different from members of Eubacteria?
They lack nuclei in their cells.
They have many cells that do different tasks.
They have different types of cell walls and cell membranes.
They are single cells.
They have different types of cell walls and cell membranes.
Answer: The correct answer is-
They have different types of cell walls and cell membranes.
Archaebacteria and Eubacteria are the two distinct domains of prokaryotes ( single celled organisms that are devoid of nucleus and membrane bound organelles) according to the Carl Woese three domain system of classification.
Domain Archaebacteria consists of the primitive forms of bacteria that live under extremely harsh environmental conditions ( such as hotsprings, volcanic eruptions).
They have different biochemical composition in their cell wall.
For instance, Archaebacteria do not have peptidoglycan in their cell wall, and have ether-liked lipids ( which provides them advantage to survive under harsh conditions), which are present in the form of branched chains.
Eubacteria have peptidoglycan in their cell wall, and they have ester-linked lipids, which are present in straight chain. They live in moderate climatic conditions.
There are six kingdoms of living things. Archaebacteria is one of these kingdoms. Which choices are also kingdoms of living things? Choose all answers that are correct. A. Eubacteria B. Arthropods C. Protista D. Animalia
Four locations on Earth receive sunlight at different angles. At which of the following angles will the intensity of sunlight received be the least?
90°
75°
50°
25°
The answer is 25 degree, because when the sun is directly overhead, its rays strike the earth at a 90 degree angle. The closer to 90 degrees the rays are, the more concentrated they are and the greater is the heat they produce on the earth's surface. The solar heat reach the surface of the earth becomes less intense as the angles of the rays decreases.
Answer:
D. 25
Explanation:
Which of the following is an example of a constructive force? A. buildings collapse in an earthquake B. river erosion within the Grand Canyon's rock walls C. weathering of a mountain due to rain D. a volcano eruption
I need quickly
Trenches occur at divergent plate boundaries. Please select the best answer from the choices provided T F
Answer:
false
Explanation:
From which graph below would you conclude that velocity decreases directly with time?
IMG_1513.JPG
Answer:
four
Explanation:
Answer:
Its Y
Explanation:
Got it right on study island.
Which if the following is the definition for speciation
Answer:
Explanation:
speciation is the formation of new and distinct species in the course of evolution.
During What stages of meiosis might the Y chromosome have transferred genes to the X chromosomes
Final answer:
During prophase I of meiosis, the X and Y chromosomes in an XY mammal pair up at a small region of homology and can potentially exchange genetic material through synapsis, though such gene transfers are rare.
Explanation:
The transfer of genes from the Y chromosome to the X chromosome can occur during prophase I of meiosis in an XY mammal when synapsis happens. During prophase I, there is a small region where the X and Y chromosomes are homologous allowing them to pair up. A partial synaptonemal complex develops between these regions of homology, which can potentially permit genetic material to be transferred between the chromosomes. However, such transfers are quite rare. In cases where genes like SRY, the sex-determining region, might transfer from the Y chromosome to the X chromosome, this can disrupt typical sexual development in offspring. In humans, the Y chromosome is much shorter than the X chromosome and carries fewer genes, making extensive exchange of genetic material between these chromosomes uncommon.
Generally, how many populations can fill a niche in a particular community?
A. Only one
B. Only a few
C. Several
D. A lot
Answer: Option A; Only one
Explanation: Niche is space where the organism has a functional role. In a niche, only one species can exist, this is because if there are two species, there will be competition between them. In such a case, the species which will dominate, it will affect the survival of the other weaker one. This way, only one species will exist.
A cell containing 10% sugar is placed in a 5% sugar solution.
(Feel free to sketch a diagram if you need to!)
a. How will the water move?
b. How will the cell size change?
c. Is the solution hypotonic, hypertonic, or isotonic?
When a cell containing 10% sugar is placed in a 5% sugar solution. Water will definitely migrate out of the cell through the process of osmosis. The solution is hypertonic.
What is Osmosis?Osmosis may be defined as a type of process that involves the movement of water molecules from a region of high concentration to a lower concentration of water molecules through a semi-permeable membrane.
As a result of this, the net movement of water will be out of the body and into the solution. Due to this, a cell will shrink, and after sometimes it dies through a process known as plasmolysis. The size of the cell generally reduces as compared to normal.
Therefore, when a cell containing 10% sugar is placed in a 5% sugar solution. Water will definitely migrate out of the cell through the process of osmosis.
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In the 1990’s, scientist showed that Archaea and Bacteria are very different groups of organisms. How did the impact the classification system of organisms? A. The levels of classification decreased. B. The levels of classification increased. C. The trinomial nomenclature was introduced. D. The bionominal nomenclature was introduced.
How is the production of mercury from burning coal an environmental hazard?
Answer:
b
Explanation:
on edge