Answers
Answer:
The last phase of cell division is cytokinesis. In this phase the cytoplasm of parent cell divides in to two cells called as daughter cells. It occurs during late stages of nuclear division.
The visible change of cytokinesis in an animal cell can be observed as formation of Furrow or Pucker on the cell surface.
Related Questions
what makes you believe that the vegetation has been grown by farmers and has not grown naturally by itself over time
Answers
Organized patterns, irrigation systems, specific crop varieties, and agricultural practices indicate human intervention in vegetation growth, suggesting farming activity.
Determining whether vegetation has been grown by farmers or has grown naturally over time can be assessed by considering various factors. Firstly, the presence of organized patterns or rows of crops suggests intentional cultivation by farmers. The use of irrigation systems, terraces, or other agricultural infrastructure further supports human intervention. Additionally, the selection of specific crop varieties or the presence of non-native plant species may indicate deliberate cultivation. Observation of crop rotation, weeding, and fertilization practices can also provide evidence of human involvement. Historical records or local knowledge of agricultural practices in the area can provide further context. Conversely, natural vegetation tends to exhibit a more random distribution and includes a diverse range of native plant species. Considering these factors collectively can help differentiate between vegetation that has been grown by farmers and vegetation that has naturally grown over time.For more such questions on Vegetation:
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What is the best measure of biodiversity? Is it
• the total number of species in an area
• the even distribution of species across that area
• whether or not rare species are present
• Whether or not the species have different “functions” in the ecosystem?
Answers
Where are the A, B and RH antigens located
Answers
Answer: The A, B, and Rh antigens are located on the surface of red blood cells.
Explanation:
Whats the difference between a virus and a cell
Answers
Answer:
because they cannot reproduce by themselves without a host viruses are not considered living. Nor do viruses have cells they're very small, much smaller than the cells of living things and are basically just packages of nucleic acid and protein.
Explanation:
Hope this helped Mark BRAINLIEST!!!
List 2 reasons why marine ecosystems are important to life on earth?
Answers
Answer:
7 Reasons why the ocean is SO important
1] The Ocean produces more oxygen than the Amazones.
The Ocean regulates the Earth climate.
2] It is an important source of food. and also Many creatures depend and live in the Ocean.
hope this is helpful
Compare the pros and cons of sexual and asexual reproduction.
Answers
Answer:
Explanation:
sexual reproduction can be usefull fro genetic diversity by mashing two diffrent organisms genes together but a mate is needed
asexual reprocuton can be usefull because no mate is needed but disease can easily wipe out the whole population because evry organism is the same
Giardia is a cukaryotic organism that can cause intestinal illness in dogs, cats, and humans. Which of the following distinguishes Giardia from all prokaryotes?
Answers
Answer:
Its has a nucleus
Explanation:
Giardia is a microscopic single celled prokaryotic organism that causes giardiasis. Giardiasis is an intestinal Infection in humans and dogs which is caused by giardia. It is an eukaryotic organism that have nucleus and nuclear membrane but it lacks other ORGANELLES that are present in Eukaryotic organisms. It causes diarrhoea in humans and woman's can get infected from dogs.
Alien Taxonomy Project IN THE YEAR 2525 Humans, after hundreds of years of constant effort, have successfully polluted all bodies of water on Earth. As a result, almost all previously known species of plant, animal, and other life have become extinct. Through natural selection, genetic engineering, and selective breeding programs, a portion of the Earth has been successfully repopulated. The following organisms are all that remain: 1. Photosynthetic sun-basking sharks. Their green fins have chlorophyll to convert sunlight to energy (autotrophs). 2. Chemosynthetic goldfish that convert pollution to food (autotrophs). 3. Aquatic humanoids whose main diet is aqua-wheat and basking sharks. They have fins instead of legs (heterotrophs). 4. Aqua-wheat: one of the few plants that remain, it is similar to algae. 5. Terrestrial Humanoids with 4 arms, their diet consists of butter-roaches and fuzzy hamsters. 6. Tentacled aqua humanoids, they only feed on aqua-wheat and have tentacles for arms and legs. 7. Cockroaches that feed on humanoid waste. 8. Giant Aqua-spiders that live in water and feed on goldfish and basking sharks. 9. Green-haired rats that are photosynthetic. 10. Parasitic mosquitoes that feed off any humanoid 11. Ten-legged fleas that live on the photosynthetic rats and drink blood. 12. Poison Grass - this plant is a hybrid between grass and poison ivy. The plants are toxic to almost everything (autotrophs) 13. Fuzzy hamsters with green hair that use the sunlight to make their food, thought to be related to the rats. 14. Butter-roaches: genetic engineering created these butterfly-like creatures from cockroaches. Butter- roaches eat poison grass. YOUR ASSIGNMENT: 1. As an alien taxonomist, it is your responsibility to classify these existing organism types. Create a taxonomic scheme using only kingdom, phylum, genus, and species. The intermediate categories have been eliminated since the total number of species has been drastically reduced. (Two Kingdoms are recommended). Each new group needs a name and a de
Answers
Photosynthetic sun-basking sharks. Their green fins have chlorophyll to convert sunlight to energy (autotrophs), Poison Grass - this plant is a hybrid between grass and poison ivy. The plants are toxic to almost everything (autotrophs).
How are organisms classified at each taxonomic level?The recent taxonomic system now has 08 stages in its hierarchy, from down to up , they are: species, genus, family, order, class, phylum, kingdom, domain. Thus species are grouped within genera, genera are grouped within families, families are grouped within orders, and so on.
Thus, taxonomic system now has 08 levels in its hierarchy, from down to up , they are: species, genus, family, order, class, phylum, kingdom, domain.
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Which of the following is not an activity promoted through environmental activism?
a. conservation
b. corrective justice
c. pollution prevention
d. waste regulation
Please select the best answer from the choices provided
OA
OB
CD
Answers
option b is the correct answer
Explanation:
corrective justice
You are studying soil samples from a particular area. You notice a reddish color present in the soil. Explain the weathering process that contributed to the soil's color.
Answers
Answer:
Oxidation is the reaction of rock minerals with oxygen, thus changing the mineral composition of the rock. When minerals are rock oxidize, they become less resistant to weathering.
Explanation:
What’s everyone’s favorite tv show or movie?
Answers
I dont watch tv shows or movies
lol
Blood type has how many alleles associated with it?A. 1B. 3C. 4D. 2
Answers
The four main blood types are A, B, AB, and O. There are three alleles associated with the human blood type known as A, B, and O. We inherit one allele from our mother and the other from our father.
Answer - B. 3
What is the predominant molecule that will be reabsorbed from the
descending limb of the Loop of Henle?
O glucose
O albumin
water
O sodium chloride
Answers
Answer:
The predominant molecule that will be reabsorbed from the descending limb of the Loop of Henle is water.
Explanation:
This is because the descending limb of the Loop of Henle is permeable to water but not to solutes such as glucose, albumin, or sodium chloride. As the filtrate flows down the descending limb, water is passively reabsorbed and the concentration of solutes increases.
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Point mutations resulting in a single amino acid substitution provided evidence that: Select one: A. The genetic code is a triplet code. B. The genetic code is overlapping. C. The genetic code is not overlapping. D. The genetic code is degenerate. E. tRNAs recognize codons.
Answers
Answer:
C. The genetic code is not overlapping.
Explanation:
The genetic code is nonoverlapping because each nucleotide can be part of only one codon or 'codeword' during protein synthesis. Therefore, a particular point mutation in the nucleotide sequence can result in only one amino acid modification. A nonoverlapping genetic code indicates that the same letter (i.e., the same nucleotide) can not be used for two different codons. The non-overlapping nature of the genetic code was discovered by Tsugita and Fraenkel-Conrat (1960) by observing point mutations in the tobacco mosaic virus.
A change or modification in the single nucleotide base of the genetic material is called a point mutation. It can be either addition, deletion or inversion.
The correct answer is:
Option C. The genetic code is not overlapping.
This can be explained as:
The point mutation in the amino sequence tells that the codons are not overlapping and a single nucleotide is a part of only a single type of codon.A single nucleotide can't be included in two codons.The same letters of the bases purines and pyrimidines are not a part of two different triplets.Therefore, point mutation tells that the genetic code is non-overlapping.
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What is the atomic mass?
A. the number of protons found in an element
B. the number of neutrons found in an element
C. the total number of protons and electrons found in an atom
D. the total number of protons and neutrons found in the nucleus of an atom
Answers
Answer:
D
you add the number of protons and the number of neutrons
Answer:
the answer is d: the total number of protons and neutrons found in an atom
why are electrons in an atom involved in bonding
Answers
Answer:
The valence electrons have a role in the bonding of two atoms. The nuclei of each atom are drawn together by their attraction to the valence electrons of the other atom. As the atoms are drawn together by their attractions, electrons from each atom are drawn to the nuclei of both atoms, where they are "shared."
OAmalOHopeO
Which is not a function of the cell wall?
Answers
Answer:
I need answer choices so if you give me the options then I can answer
the meaning of photosynthesis in paragraph
Answers
Photosynthesis is a biological process that occurs in plants, algae, and some bacteria. It is the process by which these organisms convert light energy from the sun into chemical energy in the form of glucose (a type of sugar).
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YOU HAVE 5 MINUTES!!!!
Design an easy do-it-yourself compost bin that can be put (exnfe ffpao)
together at home. You can describe it, draw and label it, or both!
Include the following in your design:
• drawing or description of design
• materials used for the bin
• size of the bin
• substances used to fill it
• household items that can go in it
• how long it takes before it is ready
• how you use the compost
2)
Compost bin design: Add these household items to
your compost bin:
Compost is ready to use in this
much time:
Use your compost this way:
Answers
A description of the compost bin that can be used for this experiment is that the bin is a rectangle-shaped container that is made of wood. This container is 150 cm wide and 30 cm deep. It can hold up decaying materials for up to one month.
How to use the compostThe compost can be used to store decaying materials that will be used in a nearby farm for manure. Composting is the act of storing up decomposable materials that remain in a container until they are ready for use.
The compost so obtained can be used to improve the fertility of the soil where crops will be planted.
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Which of the following involves the expression of 2 genes at the same time?
O Sex-linked
Incomplete dominance
0 Complete Dominance
o Codominance
Answers
Answer:
codominance
Explanation:
means that more than one type of dominant allele for the same Gene is present if black and white fur are dominant,then heterozygous (Aa) offspring would be spotted with black and white.
Codominance refers to the expression of two genes simultaneously. Heter0zyg0us individuals express both phenotypes. So the answer to the question is D. Codominance.
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Sex-linked ⇒ Refers to the gene that is linked to one of the sex chromosomes. In general, genes are linked to the X chromosome. Incomplete dominance ⇒ Refers to the cases in which the heter0zyg0us individual expresses an intermediate phenotype between the dominant and the recessive phenotypes. Neither of the involved alleles completely dominates over the other one.Complete dominance ⇒ When the dominant allele completely masks the recessive allele, we talk about complete dominance. This is the case of individuals that are heter0zyg0us for a particular gene and express the dominant trait. The dominant allele is hiding the expression of the recessive allele. Many genes show complete dominance.CODOMINANCE ⇒ Refers to those cases in which a phenotype expresses two alternative variants inherited from each h0m0zyg0us parent.
When two individuals, who are h0m0zyg0us and different for a trait, are crossed they produce heter0zyg0us individuals.
In codominance, Heter0zyg0te individuals, instead of showing an intermediate phenotype -which is the case of incomplete dominance-, express both alleles.
Their phenotype is an additive expression of their parent's genes. Both alleles are equally expressed.
A typical example of codominance is the case of speckled chicken.
Speckled chickens (BW) are the product of the cross of a black individual (BB) with a white individual (WW). Their progeny will express both genes as speckled feathers.
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Which of the following is not considered a voluntary actior ?
Blinking
Increasing your heart rate
Raising your arms above your head
Standing up
Answers
Which of the following is NOT part of the Cell Theory?
1') cells are the basic unit of structure and function of all living things
2) all cells are produced by other cells
3) all cells are identical in their structure and function
4) all living things are made of cells
Answers
Answer:
3 it is 3 3333333333333
Pike's Peak, in Colorado, is pictured below. Pike's Peak has
been shaped in part by water filling cracks in the rock, then
freezing and expanding
Which type of weathering occurs after water enters cracks in rock and then
freezes?
A. Abrasion
B. Oxidation
C. ice wedging
D. Mass wasting
Answers
Answer: B
Explanation:
Answer: C
Explanation:
it’s really not it I js got the answer wrong for oxidation and the right answer is ice wedging trust me:)
Use your codon chart to determine the amino acid sequence. Remember to read through the strand and ONLY start on AUG and STOP when you reach a stop codon (UGA, UAA, or UAG). Follow the example in the box. Abbreviate the proteins using the first three letters of the amino acid name.
Answers
Methionine (AUG)Amino acids can be abbreviated using the first three letters of their name.
Methionine can be abbreviated as Met.
The given RNA sequence is AUGUAACGAUGCGUCGUGGCAUCAUGCUGCGUCAGCGGCGAGUCUGACCCGUCUCUAACAGGACGGCCGGGCGUUGUCGUUGA.
We can use the codon chart to determine the amino acid sequence.
The codon chart is used to determine which amino acid is coded by a particular codon in a strand of DNA/RNA.A codon is a sequence of three nucleotides in DNA or RNA that encodes for a specific amino acid.
Each codon codes for a different amino acid.
For example, the codon AUG codes for the amino acid methionine.
To determine the amino acid sequence, we start reading the RNA strand from the start codon AUG and continue reading until we reach a stop codon (UGA, UAA, or UAG).
Then we write down the amino acid sequence for the codons we read, using the codon chart.
Here, the sequence starts with AUG, which codes for methionine.
After that, the next codon is UAA which is a stop codon, so we can stop.
The amino acid sequence is therefore Methionine. So, the answer would be Methionine (Met).
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Which of the organisms can move?
Saccharomyces (yeast)
Penicillium
Spirogyra
Volvox
Answers
Answer:
Spirogyra
Explanation:Spirogyra are free floating algae(plant like protists).The name Spirogyra is given due to the presence of unique spiral chloroplast in the cells.They are involved in photosynthesis.They move to orient themselves towards light.
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Luca sees snow melting from a roof as the sun comes out. Later he notices that the melting snow froze into icicles during the cold night. How is energy related to these changes of state?
Group of answer choices
Thermal energy affects the difference in freezing points.
Thermal energy is absorbed during melting and then is released as it freezes.
The amount of thermal energy absorbed is affected by low melting points.
Thermal energy flows from cold objects to hot objects as they freeze.
Answers
Answer:
The second one
Explanation:
The rest don’t really make sense in This case
In saltwater, the water that surrounds a fish has a higher concentration of dissolved salts than is found in the fish's body cells. Which two methods allow the fish to maintain water balance? A. Pumping out salt through the gills B. Absorbing water into the body by osmosis C. Releasing only a little water in urine D. Taking in salts via food
Answers
The two methods that allow fish to maintain water balance in saltwater are pumping out salt through the gills and absorbing water into the body by osmosis.
In saltwater, the concentration of dissolved salts is higher in the surrounding water than in the fish's body cells. To maintain water balance, fish have developed two main methods:
1. Pumping out salt through the gills: Fish possess specialized cells in their gills that actively pump out excess salts from their bodies. This process helps maintain a lower salt concentration within the fish's body, preventing dehydration and maintaining water balance.
2. Absorbing water into the body by osmosis: Osmosis is the movement of water from an area of lower solute concentration to an area of higher solute concentration through a semi-permeable membrane. Fish have a protective layer of skin that allows water to be absorbed into their bodies while preventing the entry of excessive salts.
By absorbing water through their skin, fish replenish the water lost to the surrounding saltwater, helping to maintain their internal water balance.
These two mechanisms work together to enable fish to survive in saltwater environments. By actively pumping out salts and absorbing water, fish can regulate their internal salt concentration and prevent dehydration, ensuring their overall water balance is maintained.
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A 5-year old girl has a small deletion in chr 22. She has impaired thymus development with a significant deficiency in the number of functional T cells. The most likely etiology for these finding is:
Answers
Answer:
T Cells
Explanation:
Nervous
Match each body system with Its main organ.
Circulatory
Digestive
Lungs
Excretory
Heart
Respiratory
Brain
Stomach
Bladder
Answers
Circulatory-Heart
Digestive-Stomach
Respiratory-Lungs
Bladder-Excretory
What is hidaya's punnett squares
Answers
A Punnett square allows the prediction of the percentages of phenotypes in the offspring of a cross from known genotypes. A Punnett square can be used to determine a missing genotype based on the other genotypes involved in a cross.
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