What is the Heat Source in the experiment?
Answer:
I’m pretty sure it should be the light ;)
Explanation:
Sorry if it wrong
Why do you think mining on land would be less costly than mining in the ocean?
Explanation:
Because dense minerals are heavier and drop to the stream bottom, lighter minerals are carried along in the current of the stream. Why do you think that mining on land is less costly than mining in the deep ocean is? It is easier to get to land than the ocean and you need special equipment to go under water.
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One city is at a higher latitude than another city. How does this make the two climates different?
A) The higher the latitude, the lower the temperature.
B) The higher the latitude, the higher the temperature.
C) Latitude does not affect precipitation, but changes the temperature.
D) Latitude does not affect temperature, but changes the precipitation.
Answer: D) Latitude does not affect temperature, but changes the precipitation.
Explanation: Hope it helps :)
Answer:
answer is b
Explanation:
pls help!!! osmosis help needed!!
Answer:
1. 10% 2. 90% 3. 80% 2. Yes 3. Into 3. Swell 6. Hypotonic
Explanation:
1. Given the image, it shows there is 10% glucose outside the cell.
2. Because there is 10% glucose outside the cell, you can automatically conclude that there is 90% of water outside. (You want it to equal to 100%. So, 10 + 90 = 100)
3. Given 20% glucose inside the cell based on the image, you can conclude that there is 80% water inside the cell.
2. Yes, osmosis will occur. Osmosis is the movement of water from a higher concentration to a lower concentration. In this case, there is more water outside the cell than in. So, yes, osmosis will occur.
3. The water will move into the cell (There's less water inside, and more outside, so of course, the water will move in).
3. The cell will swell, since water is getting moved in.
6. This is a hypotonic solution. Definition of a hypotonic solution: The concentration of solutes outside the cell is less than that of water. Hypotonic solutions always swell, as water moves into it.
Hopes this helps!^^ I tried the best I could at explaining.
Which of these causes weather conditions on Earth to change frequently
Answer:
the difference in the absorption of heat between land and water.
where are protein channnels that are used during facilitated duffusion loacated
Answer
Facilitated diffusion is the diffusion
Explanation
Facilitated diffusion is the diffusion of solutes through transport proteins in the plasma membrane
Hope this helps :-)
Which of the following is a function of proteins?
(2 points)
repairs body tissue
speeds up chemical reactions
prevents infections & illness
all of the above
what would happen to the earth the moon and the sun if there was no gravity acting on these objects in space?
Answer:
Without the force of gravity from the Earth, it would just float away into space. This mix of velocity and distance from the Earth allows the Moon to always be in balance between fall and escape. If it was faster, it would escape; any slower and it would fall!
Explanation:
Hope it helps ;)
Investigators are looking for the igniter used at their crime scene. Which igniter is most likely to leave evidence behind for investigators to discover?
A cigarette lighter
A cigarette butt
A match
A Molotov cocktail
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A dog, a human, and an ant all use their legs for locomotion. Which statement(s) below accurately characterize the evolutionary
relationship between these species? Select ALL that apply.
Answer: B,C, and E
Explanation:
All the following apply:-
Legs are homologues between the human and dog , but analogues in the ant.
Humans and dogs have more recent common ancestor then the dog and the ant
DNA sequence comparison for the human and the dog will show greater homologue than between the dog and ant.
What are homologues organs?
These are the organs which are anatomically similar but differ in function.
What are analogues organs?
These are the organs which are anatomically different but functionally similar
Hence the B), C) and E) are correct option.
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having free earlobes (F) is a dominant trait in humans and having attached earlobes (f) is recessive a father has the genotype ff and the mother has the genotype Ff
describe the genotype ratio for their offspring
Which of the following are reasons Earth's atmosphere makes conditions suitable for life? (multiple answers)
stops earthquakes
protects us from harmful radiation
traps heat
provides oxygen for breathing
Answer:
B and C I think
Explanation:
Those ones make the most sense in my opinion.
2. Why are cell walls useful in plant cells but not animal cells?
Forensic DNA examination found the earliest known ancestors of modern
dogs occurred
Explanation:
By analyzing the DNA of two prehistoric dogs from Germany, an international research team has determined that their genomes were the probable ancestors of modern European dogs. The finding suggests a single domestication event of modern dogs from a population of gray wolves that occurred between 20,000 and 40,000 years ago.
yall biology is not it i really need help with it
Sustainability in the modern world means using the world's resources without depleting them.
(Tor F)
Please answer
Answer:
False.
Explanation:
Eventually, all resources would be depleted. Even though it would take generations and it wouldn't be in our lifetimes, it would happen eventually.
Which of the following plant propagation methods requires sterile conditions?
• hybridization
• clone by layering
• root division
• tissue culture
True or False: Our organ systems work separately and do not interact with each other at all in our bodies
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please help me. i will love u forever
Answer:
éu mmhilão mo ei e
Explanation:
tô tanendomaissoc or roooo
Write a set of directions for a red blood cell to deliver oxygen to the brain. Lungs heart-brain aorta arteries veins
Answer: How does oxygen get into the bloodstream? Inside the air sacs, oxygen moves across paper-thin walls to tiny blood vessels called capillaries and into your blood. A protein called haemoglobin in the red blood cells then carries the oxygen around your body.OK Our typical red cell passes from the capillary into the venules, and then into veins. It flows back to the right side of the heart, completing the second loop of its circuit [music out]. As we saw, it then travels back to the lungs.The heart, blood and blood vessels work together to service the cells of the body. Using the network of arteries, veins and capillaries, blood carries carbon dioxide to the lungs (for exhalation) and picks up oxygen. From the small intestine, the blood gathers food nutrients and delivers them to every cell.
hope this helps have a awesome night/dayExplanation:
what is environment?
Answer:
the surroundings or conditions in which a person, animal, or plant lives or operates.
Explanation:
Answer:
An enviroment is an ecosytem made up of all living things.
In squash plants, yellow fruit (Y) is dominant to white fruit (y). If two plants heterozygous for yellow fruit are crossed, what are the possible genotypes of the offspring?
Answer: YY, Yy, yy
Explanation:
The possible genotypes of the offspring would be YY, Yy, yy.
What do you mean by genotypes?The genotype of an organism is its complete set of genetic material. Genotype can also be used to refer to the alleles or variants an individual carries in a particular gene or genetic location.
Genotype is the genetic make-up of an individual organism. Your genotype functions as a set of instructions for the growth and development of your body. The word 'genotype' is usually used when talking about the genetics of a particular trait (like eye colour).
The different types of genotypes are- homozygous recessive (pp), homozygous dominant (PP), and heterozygous (Pp). The homozygous dominant and the heterozygous genotypes show the same phenotypes.
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difference between plants and animal cell
Answer:
Plant cells have a cell wall, but animals cells do not. Cell walls provide support and give shape to plants. Plant cells have chloroplasts, but animal cells do not.
Explanation:
Hope this helps
sorry if incorrect
Brainliest?
Answer:
Plant cells have chloroplasts,animal cells don't.
Plant cells also have cell walls.
Animal cells have lysosomes and centrosomes and plant cells don't.
Type a paragraph describing how the circulatory and respiratory systems work together to deliver oxygen to the body’s tissues and remove carbon dioxide.
i. Include the names of structures and other components that play a role in gas
exchange.
ii. Explain how the interactions between the circulatory and respiratory systems
contribute to maintaining homeostasis in the body.
b) Type a second paragraph comparing the accuracy of your model to actual organ systems and
their functions.
i. Consider how a model is different from an actual human body.
ii. Describe the limitations of a model
Answer:
The circulatory and respiratory systems work together to circulate blood and oxygen throughout the body. Air moves in and out of the lungs through the trachea, bronchi, and bronchioles. Blood moves in and out of the lungs through the pulmonary arteries and veins that connect to the heart.
The circulatory and respiratory system work together to provide oxygen and remove carbondioxide gas.
How circulatory and respiratory system work together?The circulatory and respiratory systems work together to circulate blood and oxygen throughout the body. Air moves in to bring oxygen and out of the lungs to remove carbondioxde gas from the body. Blood moves into the lungs to bring carbondioxide gas and to load oxygen with the help of pumping of heart.
So we can conclude that circulatory and respiratory system work together to provide oxygen and remove carbondioxide gas.
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Draw a flowchart to illustrate how a change in a nucleotide in a DNA strand leads to symptoms experienced by those with sickle cell anemia.
Answer:
Explanation:
The Flowchart is in the picture below. I hope it would be helpful for you.
A nucleotide is a compound containing three component units namely a pentose sugar, a heterocyclic nitrogenous base and a phosphate group. The nitrogenous base present may be either purines or pyrimidine.
What is sickle cell anemia?The sickle cell anemia is one of a group of inherited disorders known as the sickle cell disease. It affects the shape of the red blood cells which carry oxygen to all parts of the body. In sickle cell anemia some red blood cells are sickle shaped.
Red blood cells are usually round and flexible, so that they move easily through blood vessels. The sickle shaped red blood cells are also called crescent moons. These sickle cells also become rigid and sticky which slow or block the blood flow.
SCD causes a basal substitution of adenine A to thymine T in the sixth codon of beta globin. This leads to the replacement of glutamic acid with valine in polypeptide chains of haemoglobin.
The flowchart is given below:
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why do dna strands copy different
Answer:
Because the two strands of a DNA molecule have complementary base pairs, the nucleotide sequence of each strand automatically supplies the information needed to produce its partner.
Explanation:
What event is considered the beginning of the Reformation?
A. Luther translating the Bible into German
B. The posting of the 95 Theses
C. The sale of indulgences
D. Luther's belief in salvation by faith alone
Answer:
The posting of the 95 Theses
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The ____________________ endoplasmic reticulum has a role in transporting proteins to different compartments in the cell.
Answer:
The rough endoplasmic reticulum works with the Golgi apparatus to move new proteins to their proper destinations in the cell. The membrane of the RER is continuous with the outer layer of the nuclear envelope. Smooth endoplasmic reticulum does not have any ribosomes attached to it, and so it has a smooth appearance.
Explanation:
The rough endoplasmic reticulum has a role in transporting proteins to different compartments in the cell.
What is Protein transporting?Protein transporting may be defined as a process through which proteins are transported from one cellular organelle to another after being synthesized in the rough endoplasmic reticulum along with the Golgi complex.
Due to having ribosomes on their surface, the rough endoplasmic reticulum is known as the site of protein synthesis. Due to the presence of ribosomes, their surface is not as smooth as compared to the smooth endoplasmic reticulum.
The protein after synthesis packed into the spherical-shaped vesicles which are then fused with the membrane of a specific cell organelle in order to function properly.
Therefore, the rough endoplasmic reticulum has a role in transporting proteins to different compartments in the cell.
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Which statement best describes the chemical substances secreted by the endocrine glands?
Answer: B if its wrong so be it
Explanation: