Many plants have modified stems that serve various purposes, including storage, protection, photosynthesis, support, propagation, and perennial growth.
What are the functions of modified stems, and explain them with examples?Underground Stem Modifications:
These can be found underground, as their name suggests. They have a variety of uses, including food storage, reproduction, and perpetuation. By having nodes and internodes, they may be distinguished from roots. They support asexual reproduction and the plant's ability to endure a period of hibernation. They offer a defense against animal grazing and environmental stress.Rhizome: It runs parallel to the ground, and its lower portion, capable of producing adventitious roots, can also generate scaly leaves. They have internodes, buds, and nodes. Examples: Turmeric and ginger. The rootstock in bananas is a rhizome that develops vertically.Bulb: Modified bulbs are visible, and the stem is shortened and ringed with scale leaves. Examples: Tulips, Lilies, Daffodils, Onion, GarlicCorm: A short erect stalk with scaly leaves covers it. When compared to bulbs, it is tough. Examples: Colocasia, Yam, SaffronTuber: The fleshy, food-storing stem terminal is present in this instance. Nodes and internodes are present in the stem; however, they are not identifiable because of swelling. Scaly leaves present at nodes can be interpreted as eyes or scars. Examples: Potato, Artichokes.Many plants have modified stems that serve various purposes, including storage, protection, photosynthesis, support, propagation, and perennial growth.
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Behaviors associated with cancer(s) are:
O identified by Lydia Temoshok
O very, very nice people, stoic, non-emotional
O not nice people, loud, disruptive, very emotional
O both a & b
Behaviors associated with cancer(s) are Oprtion D, Both a& b. Option A, identified by Lydia Temoshok, and Option B, very, very nice people, stoic, non-emotional.
Lydia Temoshok, a researcher in psychoneuroimmunology, has identified various behavioral patterns that can be associated with cancer. However, it is important to note that these patterns are not exclusive to all individuals with cancer. Cancer affects people from all walks of life, and their behaviors can vary significantly.
Some individuals diagnosed with cancer may exhibit certain behavioral tendencies that could be categorized as "very, very nice people, stoic, and non-emotional." These individuals may approach their diagnosis and treatment with a sense of calmness, resilience, and a desire to maintain a positive outlook. They may choose to internalize their emotions and focus on staying strong for themselves and their loved ones.
On the other hand, it is crucial to recognize that cancer can also elicit a range of emotional responses in individuals, leading to behaviors that may differ from the aforementioned stereotype. Some people may experience heightened emotional states, such as fear, anxiety, sadness, or anger. They may express their emotions more openly and seek support from others. It is essential to understand that these responses are valid and normal in the face of a challenging and life-altering diagnosis.
Ultimately, cancer-related behaviors are highly individualized and cannot be generalized across all people with cancer. Each person's experience is unique, and their behaviors may be influenced by various factors such as personality, coping mechanisms, support systems, and personal circumstances. It is important to approach individuals with cancer with empathy, understanding, and an open mind, acknowledging and respecting the diversity of responses and emotions they may exhibit.
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The question is incomplete. Find the full content below:
Behaviors associated with cancer(s) are:
A. identified by Lydia Temoshok
B. very, very nice people, stoic, non-emotional
C. not nice people, loud, disruptive, very emotional
D. both a & b
tRNA Molecules
Codons
mRNA
Asn
Intro
Glu
(Asp)
Anticodons
Cytoplasm
H.O Counter 1
3'
Ribosome
Continue to build the protein by joining amino acids to the chain in the correct order. Every amino acid
joined to the protein results in the production of one more water molecule. Click "Dehydrate" to form the
peptide bonds and watch the water molecule counter and be sure to record all data in your data table.
tRNA molecules transport amino acids to the ribosome during protein synthesis. mRNA codons match tRNA anticodons.
Codons: Three nucleotides on mRNA molecules specify an amino acid during protein production. Codons represent amino acids or start or stop signals.
mRNA (messenger RNA) transmits genetic information from DNA to the ribosome. It guides protein synthesis.
Asparagine and glutamic acid can be integrated into a protein chain during protein synthesis.
Anticodons: Three-nucleotide sequences on tRNA molecules complement mRNA codons. They add the right amino acids to the protein chain.
Cytoplasm: Cellular functions including protein synthesis occur in the gel-like cytoplasm.
Ribosomes synthesise proteins. They help mRNA-encoded amino acids build protein chains.
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what is skeletal system?
Answer:
The skeletal system is that related to the bones of our body. It means skeleton. It helps to give a full structure of our body. If there was no skeletal system then we can't stand, write, hold, walk, etc. that are needed for our growth. So, skeletal system is vital for our body to be strong.
Which statement does NOT correctly compare silicon with another element?
Silicon is a better conductor of electricity than sulfur.
Silicon conducts electricity as well as copper does.
Silicon is a solid at room temperature, but argon is a gas.
Silicon is less malleable than silver.
Answer:
Silicon conducts electricity as well as copper does.
Explanation:
Silicon, with the chemical symbol, Si, is a chemical element in the group 4 of the periodic table. It is a non-metallic element i.e. it has properties that differs from elements regarded as metals. Some of these properties includes that:
- Silicon is a better conductor of electricity than sulfur.
- Silicon is a solid at room temperature, but argon is a gas.
- Silicon is less malleable than silver.
However, Silicon does not conduct electricity as well as copper does.
Disruption of the active site of an enzyme would most likely result in which of the following? A decreased ability of the enzyme to bind allosteric regulators. A decreased ability of the enzyme to bind products. A decreased ability of the enzyme to bind substrates. An increase in the rate of the reaction catalyzed by the enzyme
Answer: A decreased ability of the enzyme to bind substrates.
Explanation: Hope this helps!
The disruption of the active site of an enzyme would most likely result in the enzyme's decreased ability to bind to the substrate. Hence, the third statement is correct.
What is an enzyme?
Enzyme is a biocatalyst that reduces a substrate's activation energy and converts it to the product. The enzyme has an active site at which the substrate binds. After binding to the active site of an enzyme, the substrate is converted into products by making or breaking a few bonds. If active site doesn't function then substrate can't bind.
Apart from the active site, the enzyme has other sites, such as the allosteric site. At this site, allosteric regulators bind. These allosteric molecules may be activators or repressors. Activator allosteric regulators increase the enzyme function, while repressor allosteric regulators repress the enzyme function by reducing the catalysis. Activators increase the catalysis rate.
Hence, the disruption of the active site of an enzyme would most likely result in the enzyme's decreased ability to bind to the substrate. Hence, the third statement is correct.
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Mitosis is an example of sexual reproduction.
True
Or
False?
Answer:
false
Explanation:
its a type of like cell thing
Answer:
false
Explanation:
In cell biology, mitosis is a part of the cell cycle in which replicated chromosomes are separated into two new nuclei. Cell division by mitosis gives rise to genetically identical cells in which the total number of chromosomes is maintained Therefore, mitosis is also known as equational division.
how do Euglena reproduce?
What is the answer to the screenshot below for 20 points
Answer:
The Ventral (anterior) trunk.
Explanation:
Generally speaking, the anterior/ventral ramus innervates the skin and muscle on the anterior aspect of the trunk.
!DISCLAIMER! I am not 100% sure on this.
explain why it is logical for blood capillaries to be made of simple squamous epithelium
Answer:
The simple squamous epithelium provides a smooth surface for the blood to "slide past." The tunica intima is continuous with the endocardium, makes-up the capillaries and is collectively referred to as the endothelium. It is also the target tissue for Vasopressin (ADH) Hormone and plays into blood pressure.
Explanation:
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Salmah suspects that she has been given a forged cheque. How can
the forgery be identified using one of the scientific processes?
Answer:
Paper Chromatography
Investigators use paper chromatography to distinguish the different brands of ink pens used by the suspects and compare it to the forged cheque.
The solid below is made of twelve identical
rectangular prisms. The overall dimensions of the composite solid are 36 inches (in.) by 36 inches by 24 inches. What is the volume, in cubic inches, of a single prism?
Whoever answers correctly will get Brainliest.
Answer:
Hewo! Mizuki here to help! The correct answer would be option A!
Explanation:
Oki! So.... we find out the length, width, and height first!
The equation for finding the length: 36 ÷ 2
And the answer will be 18, make sure to memo it if your following along!
The equation for finding width: 36 ÷ 3
And the answer will be 12, so yeah(I tried it with 2 because it was 2 prism long, but it turned out to be a number not on the list [3888])
The equation for finding height: 24 ÷ 2
And the answer will be 12!
Soo... we multiply the length, width, and height!
18 x 12 x 12 = 2592
Since 2592 in on the list, that will be your answer!
In Drosophila, grey body is dominant to black, and long wings is dominant to short wings. Two unlinked pairs of alleles, G/g and L/l, cause this pair of traits respectively. Six pairs of flies of unknown genotypes are mated, giving the results listed below. Write the genotypes of the parental flies in each cross using the gene symbols above.
Types of progeny____
Cross Parents Grey Grey Black Black
Long Short Long Short
1 grey long x grey short 43 46 14 17
2 grey short x grey short 0 61 0 23
3 black long x grey long 40 0 44 0
4 grey long x grey long 48 18 0 0
5 grey short x grey long 31 33 0 0
Answer:
GgLl x Ggll ---> grey long x grey short Ggll x Ggll ---> grey short x grey short GgLL x ggLL or GgLL x ggLl ---> black long x grey long GGLl x GGLl or GGLl x GgLl ---> grey long x grey long GGLl x GGll or GgLL x GGll ---> grey short x grey longExplanation:
Due to technical problems, you will find the complete answer and explanation in the attached files
Which of the following concepts makes it legally right to reproduce a substantial portion of the works of another person with permission?
The concept that makes it legally right to reproduce a substantial portion of the works of another person with permission is Copyright. Option A
What is copyright all about?The concept of copyright grants the creator of an original work the sole rights to its use and distribution, usually for a limited time, with the intent of enabling the creator to receive compensation for their intellectual effort.
When someone else wishes to reproduce a substantial portion of those works, they must usually get permission from the copyright holder.
This permission can take the form of a license or contract that outlin the tems under which the work can be used.
The above answer is in response to the full question below;
Which of the following concepts makes it legally right to reproduce a substantial portion of the works of another person with permission?
A. Copyright
B. Fair use
C. Freedom of information
D. Intellectual freedom
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Two students performed the same experiment, testing how far iodine will diffuse through starchy tissue, such as potatoes. They cut 5 potato squares each, all of equal sizes, and placed them into small cups with iodine solution for 15 minutes. Then they measured how far from the edge of the potato the iodine diffused into the potatoes, in millimeters.
A. 0.47
B. 0.29
C. 3.35
D. 3.29
Answer:
To calculate range: range is highest data value - lowest data value
where the highest value in student 1's result is 3.64 and the lowest value is 3.17
Thus, the range of student 1's result is
3.64 - 3.17 = 0.47
Scientists conduct experiments to test a hypothesis. For a scientific research, the researcher first form hypotheses on a particular question she wants answered or maybe she is curious about something. An experiment is then carried out to further test the validity of the hypothesis so as to be able to make a conclusion.
18) What is the difference between eumelanin and pheomelanin?
Answer:
Eumelanin is black or brown pigment and pheomelanin is red or yellow pigment
When a large number of offspring are produced and there is a struggle for resources. This is called
Answer: Overproduction
Explanation:
Plants prefer to absorb
nitrogen in what form?
Answer:
Nitrate
Explanation:
is the form of nitrogen most used by plants for growth and development. Nitrate is the form that can most easily be lost to groundwater. Ammonium taken in by plants is used directly in proteins. This form is not lost as easily from the soil.
What do you call the reproductive cells involved in higher animals? How do you
describe these cells?
Answer: Gametes are an organism's reproductive cells, also referred to as sex cells.In species that produce two morphologically distinct types of gametes, and in which each individual produces only one type, a female is any individual that produces the larger type of gamete—called an ovum— and a male produces the smaller
Explanation:
What is the answer to this
Answer:
in which class you are please tell
A. A study has concluded that the toxic chemicals do not affect the urchins.
B. Urchin spines have no effect on their movement.
C. Urchins with short spines are extremely vulnerable to predators.
D. Urchins with long spines need to eat less kelp in order to survive.
A premise that could be used to back up the conclusion that urchins are undergoing natural selection would be that urchins with short spines are extremely vulnerable to predators. Option C.
Natural selectionUrchins with short spines are extremely vulnerable to predators.
This is because natural selection is a process in which organisms with certain traits are better able to survive and reproduce than those without those traits, and those traits are then passed on to future generations.
In this case, the vulnerability of urchins with short spines to predators means that they are less likely to survive and reproduce, while those with longer spines are more likely to do so.
Therefore, the trait of long spines is being naturally selected for in the urchin population. The other options do not provide evidence for natural selection.
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why bone grow in bidirectional
Explanation:
Bones grow in different directions because they need to support the body in different ways. The different directions allow for flexibility and strength.
I NEED HELP! I DON'T UNDERSTAND THIS QUESTION!
There are three different ways in which the Earth's orbit changes through time. What combination of orbital parameters would be most likely to start an ice age? (Hint: Ice ages require cool northern summers.)
Answer:
So you need to understand that the earth's orbit does change with time consisting of eccentricity.
Eccentricity is the deviation from circularity.
This leads to an axial tilt and precession.
The precession for your understanding is the motion of the axis of a spinning body....so consider a tabletop spinner as an example.
All of this together creates solar radiation that reaches the earth's surface. This cycle is the Milankovitch cycle which describes the total effects of changes in the Earth's movements on its climate over the years we have had.
SO, when the earth is titled toward the northern hemisphere.... we can say that winter and a summer solstice will concur with aphelion and perihelion.
To understand what that means you need to know that....
Perihelion - [This is the point closest to the sun in the path of a body that orbits such as a planet].
Aphelion - [This is the opposite of Aphelion. Meaning it is the furthest.]
These are the required parameters for an ice age. Although unlikely, this is what would be required.
Help label the muscle
Answer:
The ScreeShot should have everything you're looking for.
it's c because the type of muscle tissue matches with c
Identify the characteristics of tornadoes and hurricanes.
develops over warm
travels relatively short
equivalent of a typhoon
ocean water heated
by the Sun
its energy
common in the Plains
from water to land
process begins when the
states of the United
ground is heated to high
States
temperatures
Tornado
Hurricane
distances before losing
loses strength as it moves
Explanation:
Tornadoes are natural events that many people find both frightening and intriguing. The word “tornado” derives from the Spanish words “tornar,” which means “to turn,” and “tronada,” which means thunderstorm. People can recognize tornadoes by their funnel shape, which consists of violently rotating winds. These winds can reach up to 200 to 300 mph in the strongest of tornadoes and cause severe damage to towns or cities.
A tropical cyclone is a rotating low-pressure weather system that has organized thunderstorms but no fronts (a boundary separating two air masses of different densities). Tropical cyclones with maximum sustained surface winds of less than 39 miles per hour (mph) are called tropical depressions. Those with maximum sustained winds of 39 mph or higher are called tropical storms.
Answer:
Explanation:
I think this is right
b. What are the effects of heat on egg
Depending on the temperature and length of exposure, heat can affect eggs in a number of different ways.
These are a few potential outcomes:
Cooking: Egg proteins are denatured and coagulated by heat during cooking, solidifying the egg white and yolk. When an egg is boiled, fried, or baked, this occurs.
Toughening: Eggs can become rigid, rubbery, or dry if they are overcooked or exposed to intense heat over an extended period.
Nutritional loss: Heat can make some nutrients in eggs, like vitamin B12 and folate, less absorbable or destroy them.
Spoilage: Bacteria can quickly proliferate if eggs are exposed to heat for an extended period of time at room temperature or in a warm environment, which can result in spoilage and possible foodborne illness.
Color Change: Heat can cause an egg yolk's color to change from yellow to greenish-gray or even dark green as a result of the interaction between sulfur compounds in the egg white and iron in the yolk. This is typically observed in hard-boiled or overdone eggs.
Overall, while heat is necessary for cooking eggs, it's essential to use the proper temperature and cooking time to achieve the desired texture and prevent nutrient loss or spoilage.
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CAN SOMEONE TELL ME please
Answer:
The answer is
A. tumor
Explanation:
Hope I get brainliest
Answer:
TUMOR
Explanation:
a swelling /tumor
I think
PLEASE HELP ( I WILL MARK BRAINLIEST)
The skeletons of similar forelimbs arose due to similar function. These organisms, however, did not share a common ancestor. Which type of structures are
the foreimbs shown in the diagram?
Select the three macronutrients found in fertilizers.
1.phosphorus
2.hydrogen
3.nitrogen
4.zinc
5.potassium
6.carbon
Answer: The correct choices are:
1. phosphorus
3. nitrogen
5. potassium
Explanation: These choices have been confirmed correct.
Hypothesize about human impact on each of Earth’s systems. Geosphere: Hydrosphere: Atmosphere: Biosphere:
Answer: the answer is biosphere I’m not sure correct me if I’m wrong
Explanation:
how long does it take a 180g sample of radioactive gold (half-life=2.69) to decay to 1/8 its original mass?
It would take approximately 6.27 years for a 180g sample of radioactive gold (with a half-life of 2.69 years) to decay to 1/8 its original mass.
The decay of radioactive gold can be modeled by the equation:
N(t) = N₀ * (1/2)^(t / t₁/₂)
where N(t) is the remaining mass at time t, N₀ is the initial mass, t₁/₂ is the half-life, and t is the elapsed time.
In this case, we want to find the time it takes for a 180g sample of radioactive gold to decay to 1/8 its original mass. This means that the remaining mass (N(t)) is 180g / 8 = 22.5g. We can substitute these values into the equation and solve for t:
22.5g = 180g * (1/2)^(t / 2.69)
Dividing both sides by 180g:
(22.5g / 180g) = (1/2)^(t / 2.69)
Taking the natural logarithm of both sides:
ln(22.5/180) = (t / 2.69) * ln(1/2)
Simplifying:
t = (2.69 / ln(1/2)) * ln(22.5/180)
t ≈ 6.27 years
Therefore, it would take approximately 6.27 years for a 180g sample of radioactive gold (with a half-life of 2.69 years) to decay to 1/8 its original mass.
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