生物
細胞生物学、遺伝学、生態学、生命科学の基礎。
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since darwin’s time, scientists have studied genes and gene function in…
D. Very strong evidence, because of homologous genes and the overwhelming similarities in the genetic code
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imagine a population of rabbits with fur color that ranges from black t…
Gray rabbits would be eliminated by predators.
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which diagram shows the phase right before telophase? (with diagrams re…
The top - right diagram (with chromosomes moving to opposite poles) shows the phase (anaphase) right before telophase.
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what is the result of planting of large numbers of trees? production of…
C. Production of oxygen will increase
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trophic food web carbon cycle food chain decomposer pyramid primary con…
Producer ### Question 2
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sets and enforces workplace safety standards to protect employees monit…
B. Methotrexate
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the diagram shows the bone structure of the front legs of two animals: …
B. The homologous structures are evidence of descent with modification from a common ancestor.
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during respiration, plants release ________ into the atmosphere. oxygen…
D. carbon dioxide (assuming the options are labeled A to D with A. oxygen, B. nitrogen, C. phosphorus, D. carbon dioxide)
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a scientist wrote a paper titled \directional selection in action\ afte…
Her title is accurate because one extreme is favored.
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what happens during cytokinesis? the cell grows, replicates its dna, an…
Two daughter cells form as the cytoplasm divides.
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how does the evaporated water come down from the atmosphere? ○ condensa…
A. Condensation and Precipitation
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what happens during anaphase? the chromosomes align in the center of th…
The sister chromatids are pulled apart to opposite sides of the cell.
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what is the tubular channel extending from the mouth to the anus in whi…
D. gastrointestinal tract
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scientists have discovered and analyzed a huge number of fossils that r…
C. Strong evidence for evolution, because sequences of fossils show how modern species evolved from ancient ancestors
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identify the similarity between evaporation and transpiration. - both p…
(Assuming the first option is the correct one, e.g., if options are A. Both processes involve water, B. ... then) A. Both processes involve water
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what happens during telophase? the cell grows, replicates its dna, and …
The chromosomes unravel.
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which type of selection occurs when a population experiences a shift in…
B. directional selection
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select the correct answer. why did the crown pass the so - called intol…
D. to punish the colonists for their disobedience
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when scientists uncover a fossil, they record the precise location wher…
A. Yes. Patterns in the distributions of fossils and living species are useful evidence of evolution.
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what happens during anaphase? the cytoplasm divides, and the two daught…
The sister chromatids separate and move to opposite sides of the cell.
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multiple-choice question before i finish counting, how many squares sho…
A. 9
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what happens during interphase? the sister chromatids separate and move…
The cell grows, replicates its DNA, and gets ready to divide.
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2. why does cell division remain important to an adult organism even af…
Cell division is important for tissue repair (e.g., healing injuries) and replacing dead/damaged cells (e.g., skin, blood cells) to maintain organ/tissue function. ### Question 3:
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what happens during anaphase? the sister chromatids are pulled apart to…
The sister chromatids are pulled apart to opposite sides of the cell.
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complete the table to compare the structure of dna and rna. contains th…
| | DNA | RNA | | --- | --- | --- | | contains the 5 - carbon sugar deoxyribose | $\boldsymbol{\checkmark}$ | | | is typically a single - stranded molecule | | $\boldsymbol{\check…
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ariana garcia apontes practice r7 mitosis and the cell cycle what happe…
The cell grows, replicates its DNA, and prepares to divide.
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what happens during telophase? the cell grows, replicates its dna, and …
A nuclear membrane forms around each set of DNA.
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complete the paragraph to summarize how an rna molecule is created. fir…
1. First blank: "unzipped" (The DNA molecule must be unzipped to expose the nucleotide sequence for RNA synthesis.) 2. Second blank: "adenine" (According to complementary base pai…
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hydrogen bonds form between certain nitrogenous bases according to the …
GTCAG
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what happens during anaphase? the chromosomes line up in the middle of …
The sister chromatids separate and move to opposite sides of the cell.
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5. com... is the symbiotic relationship in which one organism benefits …
To solve these fill - in - the - blank questions, we rely on the definitions of ecological and biological concepts: ### Question 5 The symbiotic relationship where one organism be…
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what happens during prophase? the chromosomes condense, and the nuclear…
The chromosomes condense, and the nuclear membrane disappears.
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covalent bonds, weak hydrogen bonds can be easily broken. sugar-phospha…
1. The rungs of the ladder are formed by $\boldsymbol{\text{weak hydrogen}}$ bonds between the $\boldsymbol{\text{nitrogenous bases}}$. 2. The sides of the ladder are formed by $\…
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what happens during prophase? the chromosomes condense, and the centrio…
The chromosomes condense, and the centrioles move toward opposite sides of the cell.
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south america —— international boundary australia - independent state •…
Political Map
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select the true statements. all four dna nucleotides have identical nit…
- All four DNA nucleotides have identical 5 - carbon sugars. - All four DNA nucleotides have identical phosphate groups.
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what happens during cytokinesis? the chromosomes line up in the middle …
The cytoplasm divides, and the two daughter cells separate.
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fill in the missing words using the following vocabulary: - predation -…
Ecosystem ### Question 2
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complete the table to compare dna and rna. table with columns: (blank),…
To solve this, we analyze the characteristics of DNA and RNA: ### 1. "found in the cytoplasm" - DNA: Mainly in the nucleus (small amounts in mitochondria/chloroplasts), so **No** …
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what happens during metaphase? the chromosomes align in the center of t…
The chromosomes align in the center of the cell.
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learn at https://www.hhmi.org/biointeractive/eukaryotic_cell_cycle_and_…
For unicellular organisms, cell division is reproduction (e.g., bacteria reproduce via binary fission). For multicellular organisms, cell division is for growth (e.g., zygote to a…
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complete the table to compare the nitrogenous bases found in dna and r …
| | DNA | RNA | | --- | --- | --- | | contains uracil | $\square$ (uncheck) | $\blacksquare$ (check) | | contains guanine | $\blacksquare$ (check) | $\blacksquare$ (check) | | con…
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what happens during prophase? the sister chromatids separate and move t…
The chromosomes condense, and the nuclear membrane disappears.
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question 8 which organ produces bile? a liver b gallbladder c salivary …
A. liver
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sex linked traits, pedigrees and dihybrid crosses mrs. rs bio one more …
Female (the option: Female)
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complete the table to compare the structure of dna and rna. table with …
| | DNA | RNA | | --- | --- | --- | | is typically a single - stranded molecule | × | √ | | is typically a double - stranded molecule | √ | × | | contains the 5 - carbon sugar rib…
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18. higher order thinking the table shows the relationship between a he…
-0.03 ### Part b
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ariana garcia apontes practice p.7 mitosis and the cell cycle collect 6…
The chromosomes line up in the middle of the cell.
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complete the table to compare dna and rna. table with columns: (blank),…
To complete the table comparing DNA and RNA, we analyze each row: ### Row 1: "contains carbon, hydrogen, oxygen, nitrogen, and phosphorus" Both DNA and RNA are nucleic acids, and …
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question 7 which organ grinds food into a semiliquid while adding acid,…
A. stomach
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read through the click and learn at https://www.hhmi.org/biointeractive…
To answer these questions, we refer to the concepts from cell biology (a subfield of Biology, which is under Natural Science): ### 1. Why is cell division important for both unice…
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this model shows how rna nucleotides pair with dna nucleotides. accordi…
AUACU
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6.8 homework • unanswered • due sep 12th, 12:30 pm which of the followi…
b. A model of a human lung
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darwin was curious about the patterns in the distribution of living thi…
biogeography
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what happens during interphase? the cell grows, replicates its dna, and…
The cell grows, replicates its DNA, and prepares to divide.
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karyotypes show family history true false
False (the checkbox next to "False" should be selected)
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what is the process of breaking down food to its smallest units in orde…
B. digestion
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what happens during telophase? the chromosomes unravel. the chromosomes…
The chromosomes unravel.
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what is the process of breaking down food to its smallest units in orde…
B. digestion
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biology - u01l10: 10% rule hw 3. adult krill feed on algae found in ope…
Yes, melting sea ice will affect killer whales. Krill larvae feed on algae under sea ice; as ice melts, this algae habitat shrinks, reducing krill larvae survival. Fewer larvae me…
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rna, like dna, is a nucleic acid made of a long chain of nucleotides. b…
The nucleotides are the one with ribose (sugar), cytosine (base), and phosphate group (top - right) and the one with ribose (sugar), uracil (base), and phosphate group (bottom - r…
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maps (diagram with labels: guanine, cytosine, uracil, ribose - phosphat…
B. RNA does not contain thymine. Instead, it has a nitrogenous base called uracil. C. DNA is usually double - stranded, while RNA is usually single - stranded. D. RNA contains the…
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circular muscles that control the flow of food and fluids between organ…
B. sphincters
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ariana garcia apontes practice p.7 mitosis and the cell cycle what happ…
Two daughter cells form as the cytoplasm divides.
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ariana garcia aponte’s practice p.7 mitosis and the cell cycle... durin…
anaphase
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question 4 1 point nutrients are primarily absorbed in the: a large int…
B. small intestine
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complementary base pairing. but, since rna does not contain thymine, ur…
1. adenine 2. cytosine 3. thymine 4. adenine
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during which phase does the cytoplasm divide and the two daughter cell …
A. cytokinesis
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• rna is usually single-stranded, not double-stranded. put each diagram…
- **DNA nucleotides**: The second diagram (with deoxyribose, phosphate group, and guanine) and the fourth diagram (with deoxyribose, phosphate group, and adenine). - **RNA nucleot…
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during which phase does a nuclear membrane form around each set of dna?…
D. telophase (assuming the options are labeled A: interphase, B: anaphase, C: prophase, D: telophase. If the original options have different labels, adjust the identifier but the …
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rna strand dna double helix nitrogenous bases a - adenine t - thymine g…
The correct options are: - The 5 - carbon sugar in RNA is ribose instead of deoxyribose. - RNA has a nitrogenous base called uracil instead of thymine. - RNA is usually single - s…
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during which phase do two daughter cells form as the cytoplasm divides?…
cytokinesis
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during which phase does the cell make a copy of its dna and make more o…
interphase
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during which phase do the chromosomes align in the center of the cell? …
metaphase
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a carrier is an individual who is heterozygous for the trait, because t…
True
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which of the following did not take place during the gilded age (1877–1…
William McKinley's presidency, the Great California Gold Rush, Civil War and Reconstruction
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anana garcia aponte’s practice p.7 mitosis and the cell cycle telophase…
prophase (the option with text "prophase")
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great britain □ how did the significance of the ohio river valley lead …
To answer these questions, we analyze each one: ### 1. How did the significance of the Ohio River Valley lead to the French and Indian War? - The Ohio River Valley was rich in res…
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what were the two primary drawbacks to the american industrial revoluti…
C. rise of trusts and monopolies, D. poor working conditions
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model shows how rna nucleotides pair with dna nucleotides. image of dna…
First, a section of the DNA molecule is \(\boldsymbol{\text{unzipped}}\). Then, RNA nucleotides are brought in to pair with the DNA nucleotides. According to the rules of compleme…
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question 1 the _____ prevents movement of fecal material into the small…
C. ileocecal valve
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government structure - central government - 1 house ( _________________…
This worksheet is about the Articles of Confederation (the first government structure of the United States after independence). Let's fill in the key blanks based on historical kn…
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important differences between rna and dna. • the 5-carbon sugar in rna …
The nucleotides that can be found in RNA but not DNA are: - The nucleotide with phosphate group, ribose, and cytosine (top - left). - The nucleotide with phosphate group, ribose, …
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ariana garcia aponte’s practice p.6 compare cells and cell parts get 4 …
The true statement is: Both plant and animal cells can have chromosomes.
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a pedigree is a chart the look at genetic history false true
True (Note: The original statement has a grammar error ("the look" should be "that looks"), but the concept about a pedigree being a chart to examine genetic history is accurate.)
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important differences between rna and dna. • the 5-carbon sugar in rna …
The nucleotides found in RNA but not DNA are the first (with cytosine and ribose) and the second (with uracil and ribose) ones.
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ariana garcía aponte’s practice p.6 compare cells and cell parts select…
True statements: - Both plant and animal cells can have a nucleus. - Both plant and animal cells can have a Golgi. - Both plant and animal cells can have mitochondria. (The first …
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the model below compares the typical structures of rna and dna. all pos…
The correct options are: - RNA contains the 5 - carbon sugar ribose instead of deoxyribose. - DNA is usually double - stranded, while RNA is usually single - stranded. - RNA does …
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ariana garcia apontes practice r.6 compare cells and cell parts select …
The only true statement is: "The nucleus of a plant cell contains the chromosomes but not the vacuole."
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a pedigree is a chart the look at genetic history false true
True (assuming the grammatical error is a typo and the intended statement is about pedigree analyzing genetic history)
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problem solving 19. how much greater is the area of hernando county tha…
23. D. 265 24. 9 22. Leon's mistake was likely in the borrowing process. The correct difference is 217.
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use the drop - down menus to determine where these organelles can be fo…
Ribosome: Prokaryotic and eukaryotic cells Endoplasmic reticulum: Eukaryotic cells Golgi apparatus: Eukaryotic cells Cell wall: Plant, fungal, some prokaryotic cells Vacuoles: Pla…
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use the drop - down menus to identify the labeled organelles in the pla…
Label A: Lysosome Label B: Cell wall Label C: Chloroplast Label D: Mitochondrion
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plant cell organelles use the drop - down menus to identify the labeled…
Label A: Lysosome Label B: Mitochondrion Label C: Vacuole Label D: Golgi apparatus
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which structure is unique to eukaryotic cells? cell membrane nucleus ri…
nucleus
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a student wonders whether removing the nucleus from a cell would result…
The cell would lack genetic information.
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sc2701 mvoa biology semester a 2492802 prokaryotic and eukaryotic cells…
cell
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which statement is most likely to apply to a cell that has dna within i…
It performs all functions for the organism.
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a scientist is studying a cell and can clearly see that it has ribosome…
The cell is eukaryotic because it contains mitochondria.
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which cell structure serves the stated function in both eukaryotic and …
nucleus: stores genetic material