Answer:
things falling. Elaborate on your question
Explanation:
At what stage is the DNA in the nucleus of the cell, loosely coiled?
Answer:
DNA is found in the nucleus of a cell in two different forms, depending on whether or not the cell is going through mitosis (cell division). When a cell is not going through mitosis, DNA is in a long, loosely coiled form called chromatin.
Explanation:
Answer:
-chromatin-
Explanation:
Why do you ask?
Well because DNA is found in the nucleus of a cell in two different forms, depending on whether or not the cell is going through mitosis (cell division or body cell reproduction) When a cell is not going through mitosis, DNA is in a long loosely coiled form called Chromatin.
I really hope this helps! :D
How do you think a period of harsh winters will affect the rabbit population?
Answer:
Rabbits are adapted to a certain type of environment and conditions, not certainly winter. So this effect the survival rate of the rabbits.
Moreover, their diet intake may be affected, for example, they are herbivores, so the plants they consume might not be present in this harsh season.
Then, competition with other animals increases as well, so the rabbits might have more predators.
HELP!!!
Select the correct answer.
What does the process of natural selection involve?
A. preservation of disadvantageous genetic mutations
B. preservation of advantageous genetic mutations
C. preservation of all species
D. preservation of all members of a species
*edmentum*
All of the following lead to variation except
A.
natural selection
B.
mutation
C.
sexual reproduction
D.
speciation
Answer:
C) Sexual Reproduction
Explanation:
Notice how a, b, and d all have the genes variated.
Natrual selection differintiates the phenotype
Mutation muattes the genes and changes the 'code' of it.
Speciation forms a new species.
So all these would have somewhat of 'changes' persay, so C would be
the only option left.
Answer:
C. sexual reproduction
Explanation:
How are flagella and cilia similar?
They both are made of motor proteins.
All of these are true.
They both contain axoneme.
They both contain basal bodies.
They both use basal bodies.
All the 3 three statements listed are true to both flagella and cilia
In cellular biology, cilia and flagella are the basic units of motion. These beating, hair-like organelles work in systems ranging from the isolated flagella of swimming algae to the dense ciliary carpets that pump fluid in mammalian brains, yet they all share a similar basic structure. The inner workings of single cilia as complex nonlinear oscillators and the range of hydrodynamical phenomena that occur from beating dynamics are now being better understood through experiments and models. These findings provide insight into both the collective phenomena in microbial suspensions and the intricate locomotion techniques seen in single-celled microorganisms. Active filtration, noise resilience, and metachronal waves are only a few emergent phenomena that are demonstrated by dense ciliary arrays in animal systems.
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What is transcription?
Word bank
DNA, mRNA, Nucleus, Cytoplasm, Helicase, RNA polymerase, Sense strand and Complementary base pair
Transcription is the process of copying a segment of DNA into RNA. The segments of DNA transcribed into RNA molecules that can encode proteins are said to produce messenger RNA. Other segments of DNA are copied into RNA molecules called non-coding RNAs
Explanation:
MARK ME AS A BRAINLIST PLZ
Who says the following and why? "We do our best to preserve the amenities of civilization here. Please forgive any lapses. We are well off the beaten track, you know. Do you think the champagne has suffered from its long ocean trip?" Mrs. Sappleton is trying to make Framton calm down. Zarloff is dining Rainsford before the hunt. Della and Jim are pretending they're rich. The child from "The Open Window" is pretending she is grown-up.
General Zarloff is dining Rainsford before the hunt is the correct option for the question given.
What is civilization?A civilization can be any complex society characterized by development of the state, social stratification, urbanization, and symbolic systems of communication beyond natural spoken language.
From the expression given below, General Zarloff is dining with Rainsford before the hunt is the correct option for the question given.
The excerpt above was taken from the book titled "The most dangerous game " authored by Richard Connell.
Civilization is term applied to any society that has developed a writing system, a government, produces food in surplus, has a division of labor, and urbanization.
The first civilizations include:
Indus Valley Civilization: c. 7000 to c. 600 BCEMesopotamia's Sumerian civilization: c. 6000-1750 BCEEgyptian civilization: c. 6000-30 BCELearn more about civilization at: https://brainly.com/question/870459
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why good packing is necessary for fruit and vegetable
Answer:
Given the fact that all fruits and vegetables are highly perishable crops, choosing the right fruit and vegetable package can be vital for farmer's survival on the market. The main function of a package is to maintain fruits and vegetables, in a way that will preserve their quality and extend storage life.
Why in many living organisms (with exception of some viruses) only DNA, but not RNA, is the main source of genetic information?
Answer:
\(because \: dna \: is \: both \: more \: resilient \\ \: and \: easly \: repairble \: than \: rna \: \\ therefore \: dna \: serve \: as \: more \\ \: stable \: carrier \: of \: genetic \: information \: \\ thank \: you\)
Answer:
DNA is indeed a genetic material but not the "only genetic material" as in retroviruses it is the RNA which carry the genetic information and whatever there inside a cell in all organisms as well as even in the environment of the cell in multicellular organisms, are as important as DNA. There are cells which survive and are functionally viable for several days without having any genetic material like mature erythrocytes.
Describe how Mendel's two laws are illustrated by the movement of chromosomes in meiosis. Drag the terms on the left to the appropriate blanks on the right to complete the sentences. Not all terms will be used.
a. metaphase I
b. anaphase I
c. in seperate gametes
d. meiosis II
e. in one gamete
f. law of Segregation
g. depend on
h. independent of
i. law of Independent Assortment
j. meiosis I
1. _____is illustrated by the behavior of two pairs of homologs during_____. The alignment of one homologous pair is_____the alignment of other pairs. 2. _____is illustrated in_____when homologs separate. Alternate alleles of a gene found on homologs segregate from each other and end up_____.
Answer:
1. law of Independent Assortment; metaphase I; independent of.
2. law of Segregation; meiosis I; in separate gametes.
Explanation:
Between 1856 and 1863, Gregor Mendel developed a series of mating experiments using pea plants, which enabled the discovery of some basic principles of inheritance. These principles/laws are stated as:
1) Law of segregation: this principle states that the inheritance pattern of phenotypic traits is characterized by the presence of a gene pair and each gamete carries only one allele for each gene pair so offspring inherit one gene variant (allele) from each parent
2) Law of independent assortment: this principle states that the genes responsible for the inheritance pattern of different traits are independently sorted from one another and thereby different traits are independent one from another.
3) Law of dominance: this principle states that the dominant allele will always be expressed in heterozygous individuals (this law is only applicable in cases of complete dominance).
please help! 100 points and brainly! A couple has four children. Their first child has type A blood, the second has type O, the third has type AB blood and the fourth has type B. What are the genotypes of the parents?
The genotypes of the parents would be:
Parent 1: AA
Parent 2: AO
To determine the genotypes of the parents in this scenario, we can use the information about the blood types of their children and the inheritance patterns of blood types.
From the given information:
Child 1: Type A blood (genotype could be AA or AO)
Child 2: Type O blood (genotype must be OO)
Child 3: Type AB blood (genotype must be AB)
Child 4: Type B blood (genotype could be BB or BO)
Based on this, we can deduce the genotypes of the parents as follows:
Since child 1 has type A blood, the parents must have at least one A allele each. Therefore, one parent could have genotype AA (two A alleles) and the other parent could have genotype AO (one A allele and one O allele).
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hich term represents animals with backbones?
invertebrates
heterotrophs
autotrophs
vertebrates
Answer:
Vertebrates represents animals with backbones.
Answer:
D. Vertebrates
Explanation:
What causes fossil fuels?
fossil fuels are formed from the decomposition of buried
Fossil fuels are formed from the decomposition of buried carbon-based organisms that died millions of years ago. They create carbon-rich deposits that are extracted and burned for energy. They are non-renewable and currently supply around 80% of the world's energy.
Complete the sentences to describe the convection experiment. The model showed convection. In the convection model, the red water on the bottom of the beaker . This means that the water at the bottom of the beaker was the water near the top of the beaker.
The model showed convection. In the convection model, the red water on the bottom of the beaker rose and moved toward the top. This means that the water at the bottom of the beaker became less dense than the water near the top of the beaker.
In the convection experiment, the model demonstrated the process of convection. Convection is a mode of heat transfer that occurs in fluids, such as liquids or gases, where warmer and less dense fluid rises while cooler and denser fluid sinks.
In the experiment, the red water on the bottom of the beaker rose and moved toward the top, indicating that it became less dense. This movement occurred because the bottom of the beaker was heated, causing the water to expand and become lighter compared to the cooler water near the top. As a result, the warmer and less dense water rose while the cooler and denser water sank.
This observation confirms the principle of convection, where the heated fluid near the bottom of the beaker exhibited upward movement due to its reduced density, while the cooler fluid near the top remained in a downward position.
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Why is there not such thing as cold?
Answer:
Hmm.
Explanation:
The reason is that energy is always transferred from a body at a higher temperature to a body at a lower temperature and, as a result, there is no such thing as “cold” flowing from the ice to the drink. Distribution of the kinetic energies of particles in a sample at two different temperatures.
the anticodon of a particular trna molecule is the anticodon of a particular trna molecule is complementary to the corresponding mrna codon. complementary to the corresponding triplet in rrna. the part of trna that bonds to a specific amino acid. changeable, depending on the amino acid that attaches to the trna. catalytic, making the trna a ribozyme.
Answer A is the right choice. A specific tRNA molecule's anticodon complements the corresponding mRNA codon.
The mRNA molecule's matching codon and the anticodon of the tRNA are complementary. As a result, complementary base pairing allows the tRNA to bind to the mRNA codon. The appropriate mRNA codon and the tRNA anticodon are hence complementary. A trinucleotide sequence called an anticodon is found at one end of a transfer RNA (tRNA) molecule and is complementary to a corresponding codon in an mRNA sequence.
The tRNA molecules are in charge of pairing amino acids with the proper codons in the mRNA. Each tRNA molecule has two separate ends; one of them attaches to a particular amino acid, while the other one binds to the appropriate mRNA codon.
Therefore, we might conclude that Answer A is the best option. The complementary mRNA codon of a particular tRNA molecule is its anticodon.
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Which of the following best describes a plant?
(A) multicellular eukaryote
(B) multicellular prokaryote
(C) unicellular eukaryote
(D) unicellular prokaryote
Answer:
The correct option to describes prokaryotes and eukaryotes are B. Prokaryotes do not have a nucleus; eukaryotes have a nucleus. .
Explanation: The prokaryote cells do not have a nucleus whereas eukaryotic cells have distinct a nucleus
Water only moves once the wave's energy starts to collapse true or false ?
Answer:
When particles in water become part of a wave, they start to move up or down. This means that kinetic energy (energy of movement) has been transferred to them. As the particles move further away from their normal position (up towards the wave crest or down towards the trough), they slow down.
Explanation: false because water only moves when the waves energy does not collapse
Which letter in the graph indicates a time of decreasing growth?
D
с
Population size
B
А.
Time
O A. D
B. A
C. B
D. C
Answer:
It would be A
Explanation:
Question 6 of 10
Why is it important for scientists to state a conclusion?
A. To compare their hypothesis to the data that they observed
B. To appear reliable to other scientists
C. To make an educated guess about an event
D. To clearly state why the experiment was performed
SUBMIT
Explanation:
to compare their hypothesis to the data they observed
Answer:
A because that represents it
Which of the following take place in the
mitochondria? Select all that apply.
glycolysis
citric acid cycle
electron transport chain
oxidative phosphorylation
Answer:
D
Explanation:
When performing low-intensity activities, the oxidative system uses fats as a substrate to produce ATP. Thus, option D is correct.
What is the significance of oxidative phosphorylation?The majority of the ATP required for higher animals and plants to sustain life is produced by oxidative phosphorylation, which is also in charge of establishing and preserving metabolic equilibrium.
The last phase of aerobic cellular respiration is oxidative phosphorylation. The production of many ATP molecules is the primary goal of oxidative phosphorylation.
The energy system that largely supports prolonged, low-intensity exercise is sometimes referred to as the aerobic system. By boosting oxygen availability and enhancing our capacity to metabolize fat for energy, it supports this kind of exercise.
Therefore, oxidative phosphorylation take place in mitochondria.
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Vaccines cure disease
O True
O False
Answer: False The vaccines help to prevent them and sometimes cure them.
Answer:
false
Explanation:
I just helps try to prevent you from getting it
Farmers may not select the DMC approach because of its short adaptation period.
True
False
Answer:
True
Explanation:
i took the test and it was right
(1)
Give three conclusions that can be made about smoking in pregnant women
compared with non-pregnant women.
1.
2.
3.
Answer:
1. Can cause pregnant women to give birth prematurely
2. Can cause the baby to be smaller/weigh less than normal at birth.
3. Increases the chance of birth defects including cleft lip.
Explanation:
How useful is the cell type in classifying organisms?
Answer:
without cell type u cannot classifiy organisms
The cell type is extremely useful in the classification of organisms. This is because the cell type distinguishes the structural morphology and functional property of an organism with respect to its phenotypical features.
What is Cell type?Cell type may be defined as a group of cells that possess a common transcriptomic signature and low variation in other phenotypes. Cell types are utilized in order to identify cells on the basis of their morphological or phenotypical features.
It is only the cell types that enable people to understand and estimate how a complex organism evolved from a simpler organism. It also allows us to understand and study on the basis of their features, similarities, dissimilarities, etc. among diverse organisms.
Cell types also provide us with a brief evolutionary history of the organisms and the other organisms that are closely associated with them.
Therefore, the cell type is extremely useful in the classification of organisms.
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A patient with and O blood type can receive a transfusion from a donor with blood type ____ only.a) ABb) Oc) AB, A, or Od) AB, A, B, or Oe) AB, A, or B
Blood types are determined by the proteins present on the surface of the red blood cells.
• In blood type A, red cells have A antigens and there are anti-B antibodies in the plasma.
,• Blood type B has B antigens and anti-A anitbodies
,• Blood type AB has A and B antigens and no antibodies
,• Blood type O, has ,no antigens ,and ,both anti-A and anti-B antibodies.
Is important not to pair antigens and antibodies, as the antibodies of the recipient will attack the antigens.
For example, if a person with O blood type receives AB blood, the patient's anti-A and anti-B antibodies would attack the donor's blood because the red cells have A and B antigens.
This means that a person with O blood type can only receive blood type O because those red cells don't have any antigens on their surface (option b).
Which correctly describes a difference between the male and female reproductive systems
Explanation:
The male has reproductive organs, or genitals, that are both inside and outside the pelvis, while the female has reproductive organs entirely within the pelvis.
The male has reproductive organs, or genitals, that are both inside and outside the pelvis, while the female has reproductive organs entirely within the pelvis.
what is the resting phase of the cell cycle called?
A. Prometaphase
B. Mitosis
C. Interphase
The resting phase of the cell cycle is called interphase.
Interphase is a critical stage in the cell cycle during which the cell prepares for division by going through different activities such as growth, DNA replication, and protein and organelle production. It is the longest phase of the cell cycle and is separated into three subphases: G1 (Gap 1), S (Synthesis), and G2 (Gap 2).
The cell develops in size, synthesises RNA and proteins, and performs its regular duties during the G1 phase. The cell enters the S phase after passing through the G1 checkpoint. The DNA of the cell is reproduced during the S phase, resulting in the production of two identical copies of each chromosome.
This ensures that during cell division, each daughter cell receives a complete set of genetic material. The cell enters the G2 phase after DNA replication, where it continues to expand and prepares for mitosis.
Interphase is not a real resting phase because the cell is actively engaged in multiple cellular functions. However, because the cell is not visibly dividing at this period, it is commonly referred to as the resting phase.
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Please select the word from the list that best fits the definition Brings drizzly rain
The word that bests fits the definition "Brings drizzly rain" is Brings precipitation.
What is precipitation?Any liquid or frozen water that forms in the atmosphere and falls back to Earth is referred to as precipitation. It takes many forms, including rain, sleet, and snow. Precipitation, along with evaporation and condensation, is one of the three major components of the global water cycle.
Without changing the meaning of the sentence, the best word that replaces drizzly rain is precipitation which is considered to mean light showers. Rain is water droplets that fall to the Earth's surface as precipitation.
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Can someone answer this for me ( field of view lab)
The diameter of the high power field of view is 1075 µm.
How to determine diameter?To calculate the diameter of the high power field of view, use the formula:
(diameter (LP) x magnification of LP objective)/magnification of HP objective = diameter (HP)
Plugging in the values given:
(4.3 mm x 10)/40 = 1.075 mm
Therefore, the diameter of the high power field of view is 1.075 mm.
To convert this to micrometers, multiply by 1000:
1.075 mm x 1000 = 1075 µm
Therefore, the diameter of the high power field of view is 1075 µm.
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