Cellular compartmentalization is an advantageous feature of cells that allows for efficient functioning and regulation of cellular processes.
Explanation:Cellular compartmentalization is an advantage in biology. It refers to the organization of the different structures within a cell into distinct compartments called organelles. This allows for the efficient functioning of the cell by separating incompatible metabolic processes, creating specialized environments for specific functions, and enabling the coordination of complex cellular activities.
For example, the nucleus contains the genetic material and is separated from the cytoplasm, where protein synthesis occurs. This separation prevents the DNA from being damaged by the reactive molecules in the cytoplasm. Additionally, the mitochondria have their own membrane and internal structure, allowing them to carry out cellular respiration without interference from other organelles.
In summary, cellular compartmentalization is an advantageous feature of cells as it ensures the proper functioning and regulation of cellular processes.
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What’s the answer to this problem?
using complete sentences, describe the uses for dams and reservoirs.What type of power do they generate
i really need help with this question!!!!!
Answer:
Uses of dams and reservoirs:
1) Dams and reservoirs are used to store water which flows through lakes and rivers.
2) It is used for the production of electricity by moving turbines with the flow of water.
3) It also helps in the control of flood.
4) Water that is stored in dams and reservoirs are used for irrigation of fields.
Dams generally generates power in the form of electricity.
Answer:
Dams and reservoirs are used to store water which flows through lakes and rivers.
It is used for the production of electricity by moving turbines with the flow of water.
It also helps in the control of flood.
Water that is stored in dams and reservoirs are used for irrigation of fields.
Explanation:
what are the short term affects of decline in bee population?
aa. Aa. AA. Zebra mussels have the following genotypes and phenotypes. Which cross would produce the greatest number of heterozygous. A) AA x aa. B) Aa x Aa. C) AA x AA. D) as x Aa
Answer: A (AA x aa)
Explanation:
In option (A) both of the parent mussels are homozygotes, for alleles "a" and "A" respectively. Therefore, every single one (100%) of their offspring would be expected to be Aa heterozygotes. Combinations (B) and (D) yield a lower proportion of heterozygotes (50%), and combination (C) yields none at all. Punnett squares follow:
(A)
| A A
a | aA aA
a | aA aA
(B)
| A a
A | AA Aa
a | aA aa
(C)
| A A
A | AA AA
A | AA AA
(D)
| A a
a | aA aa
a | aA aa
Answer:
In option (A) both of the parent mussels are hom0ygotes, for alleles "a" and "A" respectively. Therefore, every single one (100%) of their offspring would be expected to be Aa heterozygotes. Combinations (B) and (D) yield a lower proportion of heterozygotes (50%), and combination (C) yields none at all. Punnett squares follow:
(A)
| A A
a | aA aA
a | aA aA
(B)
| A a
A | AA Aa
a | aA aa
(C)
| A A
A | AA
| A a
a | aA aa
a | aA aa
Explanation:
Segments of __________ transferred from parent to offspring are called genes
Answer:
DNA
Explanation:
Which of the following statements makes an accurate correlation between stages of hominid evolution?
a) The brain decreased in size allowing for hominids to use tools.
b) The brain increased in size which resulted in hominids developing tools.
c) As the brain decreased in size the skull increased in size.
d)Language developed as a result of increasing the size of the skull.
The statement that accurately correlates stages of hominid evolution is that the brain increased in size, leading to the development of tools.
Explanation:The correct statement that makes an accurate correlation between stages of hominid evolution is b) The brain increased in size which resulted in hominids developing tools.
This statement reflects the correlation between the increase in brain size and the development of tools in hominids. As the brain size increased over time, it allowed hominids to develop the cognitive abilities necessary to create and use tools. This development in tool-making skills played a crucial role in the success and adaptability of hominids in their environment.
In contrast, the other options are inaccurate. The brain did not decrease in size during hominid evolution, and there is no direct correlation between the decrease in brain size and the increase in skull size. Additionally, while language development is believed to be linked to brain size and cognitive abilities, it is not directly related to the size of the skull.
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What body part has a joint that works in a manner simaler to a door
Answer:
The knee is like a door
Explanation:
Which area or part of the brain is likely affected in a person with cerebral palsy who has movement problems in their right arm and hand? Explain your answer.
Answer:
part of the brain that controls muscles
Explanation:
It affects movement, balance, and muscle tone leading to rigidity in the joints, involuntary movements, and exaggerated reflexes.
The left hemisphere of the cerebral cortex is likely affected in an individual with cerebral palsy who experiences movement problems in their right arm and hand due to the contralateral nature of motor control. Damage to areas such as the precentral gyrus can lead to such motor impairments.
Individuals with cerebral palsy (CP) usually have movement difficulties due to brain injury sustained before, during, or shortly after birth. The brain regions responsible for the control of body movements are affected, and the symptoms can range from mild muscle weakness to severe motor disabilities. Specifically, if a person with cerebral palsy has movement problems in their right arm and hand, the area likely affected is located in the left hemisphere of the cerebral cortex.
This inference is because the motor control of each side of the body is governed by the opposite side of the brain due to the cross-wiring of the corticospinal tract. Commands for motor movement are issued by the precentral gyrus, commonly known as the primary motor cortex, which is in the left hemisphere for the control of the right side of the body in about 95% of the population. Considering the non-progressive and permanent nature of the postural and movement disorders in cerebral palsy, interventions often focus on rehabilitation to improve or maintain motor function and coordination.
Bacteria on legumes are able to fix nitrogen from the air.
True or false?
Answer:
True
that is the answer bro
and also some bacteria are nitrogen-fixing bacteria like the azobacter etc
You have a strand of DNA with the nucleotide sequence AGATCGATT. The complementary strand will have which of the following sequences?
A) CTGGATCGG
B) TCTAGCTAA
C) AGTTCGATT
D) GACCTAGCC
Answer:
The answer is B
Explanation:
with complementary strands A goes with T
and G goes with C
so AGA TCG ATT
becomes TCT AGC TAA
you can see how you swap A's with T's and C's with G's. and vice versa.
Which of the following is an example of a chemical change?
painting a house
bending steel baking soda in vinegar
freezing water
Answer:
Baking soda in vinegar
Explanation:
Cause soda is a base and vinegar an acid which will neutralise each other
Baking soda in vinegar is an example of a chemical change.
An example of a chemical change is baking soda in vinegar. When baking soda and vinegar are mixed together, a chemical reaction occurs, resulting in the production of carbon dioxide gas. This can be observed through the bubbling and fizzing that takes place.
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One strand of a DNA molecule has the sequence TTCGAGCAT. What is the sequence of the complementary strand of genetic material?
Answer: AAGCTCGTA
Explanation:
Which of these actions is not a way to conserve
energy resources?
a. turn off lights when they are not needed
b. increase usage of mass transit
c. reduce the cost of energy production
d. increase efficiency of appliances
1. Into which two categories can the parts of every ecosystem be classified?
Answer:
Abiotic and Biotic
Explanation:
Biotic are living and Abiotic are non-living.
Which of the following is a function of the kidneys?
O
A. To remove carbon dioxide from the blood and send it to the
urinary bladder
O
B. To catch toxins in the blood and send them to the liver
O
C. To catch nutrients that slipped away from the digestive system
O
D. To remove salts from the blood so osmosis works properly
option (a)
Explanation:
Kidneys remove waste products from the blood and produce urine
Why do sound waves move faster through the ground than through the air?
A.
Particles of matter are packed more loosely in the ground than in the air.
B.
Particles of matter are packed more tightly in the ground than in the air.
C. Air doesn't contain any particles of matter to transmit sound waves.
D. The elevation of the ground is lower than the elevation of the
Answer:
i believe its B
Explanation:
.Since in solids (such as packed earth) molecules are packed more closely together than in gases (such as air), the speed of sound waves should be faster in solids than in gases.
Answer:
B. Particles of matter are packed moe tightly in the ground than in the air.
Explanation:
The correct answer is
b. Particles of matter are packed more tightly in the ground than in the air.
Sound waves generally move faster in solids than liquids and gases. The reason is that sound waves are vibrations of the molecules of the medium: therefore, if the particles of the medium are closer together (as in solids), the vibrations can be transmitted faster, and the wave can travel faster. On the contrary, in gases the particles are spread apart, so the vibrations are not transmitted so easily (because there are less collisions between the particles) and the wave travels slower.
Which of the following replicates prior to mitosis
Answer:
The S phase of a cell cycle occurs during interphase, before mitosis or meiosis, and is responsible for the synthesis or replication of DNA. In this way, the genetic material of a cell is doubled before it enters mitosis or meiosis, allowing there to be enough DNA to be split into daughter cells.
Explanation:
Final answer:
The correct order of mitosis stages is prophase, prometaphase, metaphase, anaphase, and telophase, crucial for ensuring accurate DNA replication and division into daughter cells. DNA replication occurs during the S phase of interphase, before mitosis.
Explanation:
The question inquires about the correct sequence of events during mitosis. Mitosis is a critical process of cell division that ensures the daughter cells receive an exact copy of the parent cell's DNA. The phases of mitosis progress as follows: prophase, prometaphase, metaphase, anaphase, and telophase, followed by cytokinesis. Observations reveal that DNA synthesis, a precursor to this process, occurs during interphase, ensuring that each daughter cell receives a complete set of chromosomes.
Which of the following are characteristics of Zygomycota? Check all that apply.
1.lack reproduction phase
2. spores produced in basidia
3.spores produced in zygosporangia
4.important in the food industry
5.important in the fermentation process
6.can cause disease to plants
7.can cause disease to animals
Answer:
the answer is 3 and 5
Explanation:
i took the assignment in e2020 ✔
The characteristics of Zygomycota are spores produced in zygosporangia and important in the fermentation process. Therefore, options 3 and 5 are correct.
What are Zygomycotas?The Phylum Zygomycota contains a relatively tiny group of zygomycetes, which are part of the fungus kingdom. One of these is the well-known Rhizopus stolonifer bread mold, which spreads quickly on the surfaces of bread, fruits, and vegetables. They primarily live on land, either in soil or on other plants and animals.
They reproduce by means of sexual reproduction through the formation of zygospores. They are used in the process of fermentation.
The characteristics of Zygomycota are spores produced in zygosporangia and important in the fermentation process. Therefore, options 3 and 5 are correct.
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"Children, you ....
cross the street if the lights are red!"
should't
should
must
mustn't
Answer:
Mustn't.
Explanation:
Children in this picture are been labelled pedestrians, and it is totally wrong to use the zebra/white road crossing. This is because their are signs for pedestrians which is pedestrian crossing which is suggestive on when to move or halt totally.
In the other words, the red light means to halt totally while the amber means ready while the green signals move; but these all applies to auto operators or bike and motorcyclists. So the children mustn't cross until the pedestrian walk is signalled for movement on it.
Traffic light colors are of different types with their usual meaning.
Red light means the vehicles should stop while the pedestrian can move.
Greenlight means the vehicles should move while the pedestrian should stop. Yellow light means "ready to move"
According to the given question, we can say that "Children, you must cross the street if the lights are red!. Since red represents that the vehicles are not moving, hence the children are safe to cross the road.
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The moon does not have its own ___________.
Which term best completes the sentence?
A.gravity
B.light
C.revolution period
D.rotational period
how is it possible for a mutation not to have any significance
Answer: Silent mutation
Explanation: Silent mutation do not result in a change of amino acid. This is because some amino acids have more than one codon that code for them. For example a change from TTT to TTC will still result to leucine
When new areas are being developed, nearby homeowners may notice an influx of displaced animals to their yards. How do these displaced animals disrupt the ecosystem of the residential yards?
Answer: The correct answer is: They compete with already present animals for sources of food.
Hope this helps! :)
Explanation:
9. Analyzing Ideas Why does fusion occur in the
sun's core but not in other layers?
Other creatures that commonly reproduce through regeneration include all EXCEPT
A. sea cucumbers
B. sponges
C. hydra
D. sea urchins
71 points!!
1. How does the environment affect the process of natural selection?
Answer:Harmful or beneficial mutations do influence an organism's survival. This is where natural selection comes into play. ... This is how organisms evolve and adapt to changing environmental conditions over time.
Explanation:
Answer: The environment affects natural selection. Speices need to adapt to changes in environmet. The weaker organisms which fail to adapt to environment perish while the stronger ones who adapt to the environment survive. This is how environment affects natural selection.
Which statement is true regarding keystone species in an environment?
Answer: The question is not complete, the options are not given.
But the correct answer is.
They are likely symbiotic with the dorminant species.
Explanation:
A keystone species is a species which has disproportionately large effect on the communities it hold together by maintaining the biodiversity of the ecosystem and causing the abundance of other organisms present in the ecosystem. They play a role in the existence of species present in their environment.
The tree types of keystone species are predators, mutualist and ecosystem engineers.
If one copy of a dominant allele is present in genotype, then the trait is?
Answer:
the trait is whatever the dominant allele is
Explanation:
Hey i need some help with this question.
Which statement describes a decomposer?
A. A giraffe eats the leaves off of trees, but does not kill the tree.
B. An aardvark kills and eats termites.
C. Fungus grows on a dead tree, slowly consuming the wood.
D. The roots of a maple tree grow under a sidewalk, slowly cracking and destroying the concrete.
Answer:
c
Explanation:
A fungus is a decomposer.
Which of the following may cause asthma?
Old food
Sleep
Stings
Tobacco smoke
How can microorganisms affect us?
Answer:
They can invade our bodies and make us ill. They can cause infectious diseases like the flu or measles. Hope this helped and if it did then please mark brainliest. Have a nice day.