The levels of organization starting from the smallest are: (1) Atoms, (2) Macromolecules, (3) Prokaryotic Cell (bacteria), (4) Organelles, (5) Eukaryotic Cell (plant or animal), (6) Tissues, (7) Organs, (8) Organ Systems, (9) Organisms.
Prokaryotic cells are the primitive type of cells that do not possess a try nucleus. Instead their genetic material keeps floating as an aggregate in the cytoplasm, a structure called nucleoid. Prokaryotic cells also do not possess any cell organelle.
Cell organelles are the sub-cellular compartments that are present in eukaryotic cells. These perform specific functions that keep the cell functional and alive. The examples are mitochondria, nucleus, lysosomes, etc.
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(*Its actually Physical Science)
Which kind of bond would occur between sodium (Na, Group IA) and chlorine (CI, Group VIIA)?
*I need this ASAP
A. ionic
B. no bond
C. metallic
D. covalent
After the producer in the food chain
everything else will be
A. a herbivore.
B. an omnivore.
C. a consumer.
Answer:
A)
Explanation:
in a certain breed of plants, dark green is determined by the dominant allele 'g' and light green is determined by the recessive allele 'g'. all gg plants are dark green. however, in heterozygous gg plants penetrance of the dark green trait is only 75%.the parental cross gg x gg was made and dark green f1 offspring were intercrossed, and 400 f2 offspring resulted. how many dark green f2 plants would be seen? answer
If the parental cross GG x gg was made and dark green F1 offspring were intercrossed, and 400 F2 offspring resulted, the dark green F2 plants would be seen 300.
From the description, we are given:
Dark green = dominant allele GLight green = recessive allele gWhen we cross GG аnd gg, 100% of the offspring will be heterozygous. If the heterozygotes show 75% penetrаnce meаning thаt there is а 75% probаbility thаt the plаnt thаt hаs the G gene will аctuаlly show it in it's phenotype.
So thаt meаns thаt 75% of the offspring should hаve dаrk green color, which meаns thаt 300 plаnts will hаve the expected phenotype аnd 100 will not.
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List the four main types of carbon-based molecules found in living things.
Answer:
ProteinsLipidsCarbohydratesNucleic AcidsExplanation:
they are the densest things to break down, and store in the body since they are very much carbon based.
How many genetically different gametes can this cell form?
Answer: The human genome consists of 23 pairs of chromosomes. There are therefore 223 different kinds of gametes that one individual can produce.
Explanation:
I learned 'bout this-
which capillary exchange mechanism results from there being more albumin in the blood than in the tissues?
Oncotic pressure is the capillary exchange mechanism results from there being more albumin in the blood as compared to the tissues.
Oncotic pressure, which is also known as colloid osmotic-pressure, is a basically a form of osmotic pressure which is induced by the proteins, mainly albumin in a blood vessel's plasma which basically causes a pull on fluid back into the capillary.
It basically shows the opposing effect of both hydrostatic blood pressure pushing water as well as small molecules out of the blood and into the interstitial spaces which are present within the arterial end of the capillaries and interstitial colloidal osmotic pressure.
These interacting factors happen to determine the partition balancing of the extracellular water between the blood plasma and also outside the blood stream. Oncotic pressure therefore strongly affects the physiological function of the circulatory system.
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Explain how water is used to create electricity.
Answer:
Explanation:Flowing water creates energy that can be captured and turned into electricity.The most common type of hydroelectric power plant uses a dam on a river to store water in a reservoir. Water released from the reservoir flows through a turbine, spinning it, which in turn activates a generator to produce electricity.
Answer:
Water can be used in a lot of ways, let say that you have a big paddle by a raging river next to you to power your home, this paddle can keeping continuously moving to power that home based off how much that river is going. This is one way that water can be used to make electricity. Hope this helps, Merry Christmas, and have a nice day!
Explanation:
What are the three types of polysaccharides?
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Answer:
cellulose, starch and glycogen
Explanation:
the three types of polysaccharides are cellulose, starch and glycogen
Answer:
so the best ones are cellulose, starch, and glycogen
Explanation:
ll made by joining together molecules of glucose in different ways. It has been estimated that 50% of the world's organic carbon is found in one molecule; cellulose. hope this helps ! hu
which step of dna isolation requires a nacl salt solution to stabilize dna molecules and prevents degredation?
Answer: -Precipitation is the step of DNA isolation that requires a NaCl salt solution to stabilize DNA molecules and prevents degradation.
Explanation:
more info: it separates the freed DNA from the cellular debris. It involves the use of sodium (Na+) ions to neutralize any negative charge in DNA molecules, making them less water-soluble and more stable.
What happens when a cell has the wrong number of chromosomes?
Answer:
A gain or loss of chromosomes from the normal 46 is called aneuploidy. A common form of aneuploidy is trisomy, or the presence of an extra chromosome in cells. ... People with Down syndrome typically have three copies of chromosome 21 in each cell, for a total of 47 chromosomes per cell.
What do eukaryotic cells have that prokaryotic cells do not?
Answer:
The primary distinction between these two types of organisms is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not. The nucleus is only one of many membrane-bound organelles in eukaryotes. Prokaryotes, on the other hand, have no membrane-bound organelles.
Explanation:
During DIGESTION OF FOOD, complex molecules are BROKEN DOWN. State why this is so.
Answer:
It is impossible for intact food to pass through the cell membranes since its molecules are too large. Animals can use nutrients and organic molecules when the food is broken down into smaller particles.
Explanation:
Which of these does NOT greatly affect climate?
A. Earth's Tilt
B. Angle of Sunlight
C. Seasonal Changes
D. Location on Earth
Answer:
D...
Explanation:
What is the product made in the Calvin Cycle?
Answer:
Phosphate
Explanation:
Why do you think you arent able to create a divergent oceanic/continental boundary
Answer:
Explanation:
The oceanic plates are themselves formed from the divergent boundary, so probably not. Even if a new rifting occurred exactly at the boundary, the result would eventually be that the ocean floor surrounds the
The most efficient type of carbohydrate metabolism is:
a. Fermentation
b. Anaerobic electron transport
c. Aerobic respiration
d. Lactate production
Answer:
c. Aerobic respiration
Explanation:
Aerobic respiration is the process by which carbohydrates are broken down in the presence of oxygen to produce energy. It is the most efficient form of carbohydrate metabolism because it yields a significantly higher amount of ATP (adenosine triphosphate), which is the main energy currency in cells, compared to other forms of metabolism.
Which element accounts for about 20 percent of a humans total body mass
Answer: Hydrogen
Explanation:
Why should we focus more on growing trees rather than
simply planting trees? Use at least three details from the
text in your answer.
We should focus more on growing trees rather than simply planting trees because mature trees provide a good source to the economy along with reducing the bills.
Why should we focus on planting trees?Trees definitely deliver a significant contribution to their surroundings by giving oxygen, sustaining species, improving air quality, saving water, maintaining soil, and reducing climate change.
It provides more than it gets by concentrating on its principal job of photosynthesis. Trees always provide many resources, such as food, to a community. Trees mitigate the Urban Heat Island Effect and store and sequester carbon. They are important for habitat.
They also have a high rate of photosynthesis through which oxygen is liberated at a fast rate.
Therefore, we should ultimately focus more on growing trees rather than simply planting trees.
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please define menstruation
Answer:
a cyclical discharging of blood, secretions, and tissue debris from the uterus that recurs in nonpregnant breeding-age primate females at approximately monthly intervals and that is considered to represent a readjustment of the uterus to the nonpregnant state following proliferative changes accompanying the preceding ovulation
Which one is the true answer
What is a scientific system?
The scientific naming system given to living organisms is known as binomial nomenclature. This scientific nomenclature system of classification gives each organism a genus and species name.
What do you mean by scientific classification?A system is a set of things that are interconnected in a way that leads to recognizable patterns of behavior over time. Systems science is an interdisciplinary field that studies the complexity of systems in nature, society or another discipline.
It is "the art and science of creating complete solutions to complex problems", such as signal processing systems, control systems and communication systems, or other advanced forms of modeling and design in certain engineering fields.
The classification of majors in systems science includes general systems theory, cybernetics, systems engineering, operations research, and systems analysis.
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Complete the equation for photosynthesis.
+ water
+ oxygen
In light-dependent reactions, light energy is absorbed and converted into chemical energy in the form of
.
Answer:
ATP
I hope this helped...,..........
the condition where the immune system falsely identifies cells in the pancreas as invaders and, accordingly, destroys these cells, compromising or eliminating their ability to produce insulin is known as .
The condition you are referring to is known as Type 1 diabetes. In Type 1 diabetes, the immune system mistakenly attacks and destroys the beta cells in the pancreas, which are responsible for producing insulin. Insulin is a hormone that regulates blood sugar levels and allows cells to absorb glucose for energy.
When these beta cells are compromised or eliminated, the pancreas is unable to produce sufficient insulin, leading to high levels of glucose in the blood.
This autoimmune response is triggered by genetic and environmental factors, although the exact cause is still not fully understood. Type 1 diabetes typically develops in childhood or early adulthood, and it requires lifelong management through insulin injections or the use of an insulin pump.
Symptoms of Type 1 diabetes include frequent urination, excessive thirst, unexplained weight loss, fatigue, and blurred vision. If left untreated, it can lead to serious complications such as diabetic ketoacidosis.
Managing Type 1 diabetes involves monitoring blood sugar levels, administering insulin as prescribed, following a healthy diet, engaging in regular physical activity, and working closely with healthcare professionals to prevent complications and maintain optimal blood sugar control.
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Scientists isolate cells of the same organism in various phases of the cell cycle. They find a group of cells that have 1.5 times more DNA than G1 phase cells. The cells of this group are:
The cells of the group with 1.5 times more DNA than G1 phase cells are likely in the S phase of the cell cycle. This is because the S phase is when DNA replication occurs, resulting in the doubling of DNA content within the cell.
During the S phase, DNA is replicated in preparation for cell division.
As a result, cells in the S phase will have more DNA than cells in the G1 phase, which is the phase preceding DNA replication.
Scientists can use the amount of DNA within cells to determine which phase of the cell cycle the cells are in.
Cells with 1.5 times more DNA than G1 phase cells are likely in the S phase, where DNA replication occurs.
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Is Lightning striking the ocean a chemical or physical change?
Answer: chemical change
Explanation:
. Which of the following is an organic compound?
a.
H2O
c.
CO2
b.
C6H12O6
d.
PH3
Answer:
the answer is C6H12o6
Explanation:
it is an organic compound
Describe the difference between genetic drift and gene flow.
Answer:
Gene flow is the process of alleles going from one population to another while genetic drift is the alteration of allele frequency in a gene pool. The cause of gene flow is migration or geographical isolation while that of genetic drift is random sampling with two mechanisms
Explanation:
1. The barnacles secrete a cement-like substance that anchors them to rocks in the
a. Intertidal Zone
b. Mangrove Forests
C. Pond Area
d. Tropical forests
True or False: The west coast gets the most precipitation out of the entire United States
The statement "The west coast gets the most precipitation out of the entire United States" is definitely true.
Which part of the United States has the highest precipitation?The most precipitated part of the United States is found on some Hawaiian islands and coastal Alaska. They approximately get 460 inches of 11, 684 mL of rain each year.
The United States is generally present on a little bit high latitudes, so the west coasts are typically more wetter as compared to east coasts. This is because low-pressure systems moving up the east coasts bring that significantly result in higher precipitation on the western coasts.
Therefore, the statement "The west coast gets the most precipitation out of the entire United States" is definitely true.
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What increases the number of tissues in an embryo?
An embryo is a early stage of development of a multicellular organism