Answer:
two strata hope this helps
Please Help, this is for a Unit Test
question 1: What accounts for the significant increase in oxygen in earth's atmosphere 2 to 2. 5 billion years ago,?
A. Living organisms
B. Volcanic outgassing
C. Condensation
D. Chemical reactions in the atmosphere
If a fish is able to breathe outside of water but does not reproduce, that trait (1 point)
O will be inherited by other fish.
O is a disadvantageous mutation.
O does not impact evolution.
O will be acquired by other fish.
Answer:
does not compact evelotion.
Explanation:
The _________ is the organ that is responsible for producing sperm.
Answer:
The testes
Explanation:
The testes are where sperm are produced. The testes are linked to the rest of the male reproductive organs by the vas deferens, which extends over the base of the pelvic bone or ilium, and wraps around to the ampulla, seminal vesicle, and prostate. The urethra then runs from the bladder through the pen is (it censored me). Don't worry, I want you to succeed :D
Florida experiences a lot of rain in the summer months. How do plants respond to this?
Answer:
They Start to Sprout and bud
Answer:
They grow more and produce flowers or fruit.
Explanation:
I got it right on my quiz haha
Hope this helped/helps!!
Have a nice day alsooo!
In which situation would calcium enter the cell through active transport?
O The cell is 20% calcium, and the cell's environment is 80% calcium.
O The cell is 50% calcium, and the cell's environment is 50% calcium.
O The cell is 40% calcium, and the cell's environment is 60% calcium.
O The cell is 80% calcium, and the cell's environment is 20% calcium.
The cell is 80% calcium, and the cell's environment is 20% calcium for active transport to take place.
What is Active transport?
This is defined as the movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration against the concentration gradient.
Option D involves movement of calcium into the cell from the environment which has a lower concentration to the cell with a higher concentration which depicts active transport .
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What is the difference between gradualism and punctuated equilibrium?.
Answer:
The gradualism model depicts evolution as a slow steady process in which organisms change and develop slowly over time. In contrast, the punctuated equilibrium model depicts evolution as long periods of no evolutionary change followed by rapid periods of change.
Explanation:
Answer:
The gradualism model depicts evolution as a slow steady process in which organisms change and develop slowly over time. In contrast, the punctuated equilibrium model depicts evolution as long periods of no evolutionary change followed by rapid periods of change.
Explanation:
Hope this helps!
Hello people ~
Mycorrhiza is an example of
(a) ectoparasitism
(b) mutualism
(c) endoparasitism
(d) predation
Explanation:
Mycorrhiza is a symbiotic association between plant roots and fungi, so the answer should be Mutualism.
Mutated dna: tac-acc-tgg-cga-cga-ct
whats the mrna mutation sequence and the amino acid sequence
Where are extrusive igneous rocks typically found? in a canyon in a riverbed near a dormant volcano deep under Earth’s surface
Answer:
near a dormant volcano deep under earths surface
Explanation:
Explain the general process of nuclear fission. what is created from fission? (site 1)
Answer:
During nuclear fission, a neutron collides with a uranium atom and splits it, releasing a large amount of energy in the form of heat and radiation. More neutrons are also released when a uranium atom splits. These neutrons continue to collide with other uranium atoms, and the process repeats itself over and over again.
Explanation:
:)
Which of the following can lead to coral bleaching?
a.long-term temperature variations
b. increased solar radiation
c.freshwater dilution
d. all of the above
cu o 0
Answer:
increased solar radiation
Explanation:
during summer the solar radiation can increase the bleaching of shallow living corals as tides gets lower the solar radiation increases
Where did the Vernon war take place?
Explanation:
nayarghat
ashok seven live in Chitwan
Answer:
battle of Vernon is in Florida correct me if I'm wrong
Which actions could be categorized in the “both” section of the Venn diagram?
Check all that apply.
requires oxygen
starts with glycolysis
occurs in the mitochondrion
produces ATP
Answer:
Starts with Glycolysis
Produces ATP
Explanation:
I just took it
The action that occurs in the mitochondrion starts with glycolysis requires oxygen and produces ATP.
What is glycolysis?
Glycolysis is the metabolic pathway that converts glucose into pyruvic acids. The free energy released in this process is used to form the high-energy molecules adenosine triphosphate ATP. Glycolysis is the process of aerobic respiration.Net gain of two ATP.NADPH is also produced.
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Which of the following statements is a blaming message?.
Answer:
"You've messed up everything!"
Explanation:
I have actually no clue what you meant by this but that's a blaming message so yeah.
Which of the following can cause beach erosion? Select the two correct answers. (1 point)
-ocean currents
-shifting shorelines
-sandbars
-dune vegetation
-storm waves
Answer:
one.
Which of the following is one effect storm waves have on a beach?
movement of beach sand to a sandbar
2.
How are waves related to shifting shorelines?
Waves can cause shifting shorelines.
3.
Which of the following can cause beach erosion? Select the two correct answers.
storm waves
ocean currents
Explanation:
if you dont believe that these are the answers thats all right there 200% correct you can check for yourself
Strom waves and ocean currents cause beach erosion.
What is beach erosion?
Sand is lost due to beach erosion, which is often caused by a mix of wind and water movement. Sand is moved to deeper water or to another coastal location by being scooped up off the beach. Beaches seem shorter and lower as a result of this process.
Sand particles make up the majority of beach deposits, and waves can quickly dissolve them.
These deposits are made up of terrestrial silt transported to the coast by rivers, marine sediment reworked from offshore deposits onto the coast, and sediment created by wave erosion of coastal landforms.
Therefore, Strom waves and ocean currents cause beach erosion.
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why did mammals evolved so quickly after the extinction of the dinosaurs
In what two ways did an understanding of geology influence darwin
Answer: Geology played a major role in Darwin's life and scientific work: The formation of volcanoes, the slow subsidence of coral reefs, the rising of the Andes by earthquakes, the fossil relatives to modern species in South America,
Explanation:
In human females, gametes are produced in the
(1) uterus
(3) ovaries
(2) testes
(4) estrogen
These are not in order, Can u please put them In order
Answer:
3 / 4 / 5 / 2/ 1
Explanation:
Hope this helps.
Which plant structures are common to all angiosperms?
spores
flowers
cones
endoskeleton
Answer:
Flowers
Explanation:
All angiosperms produce flowers.
there are different states of matter and each has a distinct characteristics. if ever you'll compare yourself to these states, what would you be and why?
plss help me
Answer:
A human is a solid
Explanation:
We have a definite shape and higher density than liquid or gas
Cows can have all black hair, all white hair, or black and white hair.
If you cross a black cow with a black and white cow, what are the possible genotypes?
Answer:
sry I don't understand this question
I'LL GIVE BRAINLEST!
Describe what a convection current is. Explain how the Sun causes convection currents in the atmosphere. Then explain how these convection currents cause winds.
Answer:
Ok so i will try my best to describe the answers:
1) a convection current is like a boiling pot of soup. the burner heats up the soup on the bottom. hot air always goes up because the molecules become more active, making them space out upward. the hot soup travels up through the center of the pot, and the cold soup up top travels down towards the edges of the pot to replace the hot soup that just moved up. the process keeps on going and going until there is no more heat, or until the burner turns off.
2&3) the sun makes everything warmer, so when the sun touches Earth's surface, it warms up the air around it. as soon as the air warms up, it goes up into the atmosphere, like the pot of soup example. then, cold air from the top moves in to replace the hot air. with so many molecules of air moving at one time, it makes gusts of wind during the movement. when it is really windy, that means that there is a lot of hot air moving up and cold air moving down. when there is no wind, that means that every molecule is where it is supposed to be, not disturbing one another.
I hope this helps :D
The Sun's heating of the Earth's surface generates convection currents in the atmosphere. These convection currents, driven by differences in temperature and density, lead to the formation of winds as warm air rises and cooler air sinks.
The combination of convection currents and the Coriolis effect creates the intricate wind patterns and circulation systems that influence weather and climate across the globe.
A convection current is a process of heat transfer that occurs in fluids (liquids or gases) where warmer regions of the fluid rise while cooler regions sink. This phenomenon is driven by differences in temperature and density within the fluid. As a fluid is heated, it becomes less dense and rises, while cooler, denser fluid sinks to replace it. This movement forms a circular pattern known as a convection current.
The Sun plays a crucial role in generating convection currents in Earth's atmosphere. The Sun's energy reaches the Earth primarily in the form of sunlight. When sunlight strikes the Earth's surface, it warms the air close to the surface. Warmer air is lighter and less dense, causing it to rise. As this warm air rises, it creates a region of lower pressure at the surface. Cooler, denser air then rushes in to fill the void, creating a cycle of rising warm air and sinking cool air. This cycle sets up convection currents within the atmosphere.
Convection currents in the atmosphere are a major driving force behind the formation of winds. As warm air rises at the equator due to the Sun's heating, it creates a low-pressure area near the surface. Cooler air from higher latitudes flows in to replace the rising warm air, creating wind patterns. These wind patterns are known as the trade winds near the equator, prevailing westerlies in mid-latitudes, and polar easterlies near the poles.
Additionally, the rotation of the Earth (Coriolis effect) influences the direction of these winds, causing them to curve rather than blow in a straight line. This effect leads to the development of distinct wind belts and circulation patterns around the Earth.
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Which fields would most likely make use of spectroscopy techniques? select 4 options. food production medical research scientific research space research weather forecasting
Spectroscopy refers to the study of color from visible lights to all bands of electromagnetic spectrum. It can be used in fields including medical research and scientific research.
What is spectroscopy?Spectroscopy is done for studying structure of atoms and molecules. It is done by emitting large numbers of wavelength, to make the structure visible.
Scientist use this technique to calculate relative velocities of supernova and galaxies. in medical field it is proven effective to fight cancer.
Thus, options b and c are correct.
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A client has recently received a pneumococcal vaccine and the client's B cells are consequently producing antibodies. Which cells may enhance this production of antibodies
Lymphocytes are the cells that enhance production of antibodies.
Which cells may enhance production of antibodies?Lymphocytes are the cells responsible for immunity. Lymphocytes are divided mainly into B and T cells. B lymphocytes produce antibodies that recognize antigen and attach themselves to them.
So we can conclude that Lymphocytes are the cells that enhance production of antibodies.
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The freezing point of a 1 m solution of f e c l 3 is expected to be choose. That of a 1 m solution of glucose. This is because f e c l 3 choose. And choose. Compared with glucose
1m solution of f e c l 3 has a lower freezing point compared to 1 m solution of glucose.
What is freezing point?The term freezing point refers to the point at which liquid converts to solid. We must note that the freezing point iof a substance is a colligative property hence it depends on the amount of substnace present.
Having said this, we know that 1m solution of f e c l 3 contains more particles than 1 m solution of glucose hence 1m solution of f e c l 3 has a lower freezing point compared to 1 m solution of glucose.
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The freezing point of 1M FeCl3 is found to be lower compared to the freezing point of 1M Glucose.
What do you mean by Freezing point?A Freezing point may be defined as the temperature at which a liquid turns into a solid when cooled.
1M FeCl3 solution is able to dissociate into cations and anions in an aqueous solution and thus will have more solute particles as compared to 1M Glucose.
Therefore, the freezing point of 1M FeCl3 is found to be lower compared to the freezing point of 1M Glucose.
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The coenzyme forms of ______ are integral to the metabolism of carbohydrates, lipids, and protein for energy.
The coenzyme forms of Vitamin B are integral to the metabolism of carbohydrates, lipids, and protein for energy.
What are coenzyme?Coenzymes are organic compounds in the cell that enzymes need to carry out their activities in the body.
They aid the catalytic reactions of enzymes. Coenzyme are vitamins.
Therefore, The coenzyme forms of Vitamin B are integral to the metabolism of carbohydrates, lipids, and protein for energy.
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PLEASE HELP
Why is cellulose important for explaining how carbon atoms get "locked up" (stored) in a tree as long as it is alive?
O Cellulose is what is produced in photosynthesis.
O Cellulose is used to make new cell walls, when tree cells divide, which become part of the tree.
O Cellulose is made up of CO2 molecules from the atmosphere that stay in the tree.
O Cellulose is what the trees use to make starch, which stores energy for the tree to use later.
Cellulose is a very common organic chemical compound in the plant kingdom and is made up of CO2 molecules from the atmosphere that stay in the tree.
What is cellulose?It is a biopolymer, that is, a long chain of carbohydrates, composed exclusively of glucose molecules (β-glucose) linked together by hydrogen bonds.
It is synthesized by the photosynthesis of plants and whose main function in plant tissues is support, that is, it is part of the cell wall of plant cells.
Therefore, we can conclude that cellulose is a very common organic chemical compound in the plant kingdom and is made up of CO2 molecules from the atmosphere that stay in the tree.
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Which of the following pairs of structure are homologous?.
The wings of grasshopper is not an Homologous structure.
What is Homologous structure?Homologous structures are structures that have the same fundamental basic structure similar that are found in the same organisms who have the same ancesto. Examples include The forelimbs of frog, human, reptile and feathered creatures.
Therefore, the Wings of Grasshopper and forelimbs of Flying Squirrel'. are homologous structures.
The question is incomplete here are the options from another website.
the Wings of Grasshopper forelimbs of Flying Squirrel'.The tentacles of Hydra.Learn more about homologous structures here.
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Why is it important to design field studies that will not make wild animals associate humans with food?