生物
细胞生物学、遗传学、生态学与生命科学基础。
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15. during anaphase: a) centromeres that hold the sister chromatids tog…
15. e) Only the events described in a) and b) occur in anaphase 16. c) DNA replication 17. c) Gene
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13. the 2nd stage of mitosis, metaphase, is defined by the following pr…
13. d) Chromosomes cluster and align in the middle of the cell, midway between the centrioles that are at opposite ends of the cell 14. e) Both a) and c) occur during telophase
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declare war coin and print money make treaties regulate foreign trade l…
- Implied Powers: no; no están específicamente enumerados en la constitución. - Necessary and Proper Clause: también llamada la Cláusula Elastic. - Expressed Power (ejemplos): Dec…
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11. which of the following statements is false: a) phagocytosis is a pr…
11. d 12. c 13. None of the above
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8. all of the following statements about selective permeability in refe…
8. C. The cell membrane lacks carriers for molecules the cell wants to keep out or keep in; D. All types of cells in the human body have the exact same membrane carriers present o…
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which most accurately identifies the reason for the outbreak of the kor…
The Soviet Union authorized Kim Il - Sung to invade South Korea.
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2. passive diffusion is the transportation of substances across the cel…
2. FALSE 3. TRUE 4. TRUE 5. TRUE
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summarizing information directions: short answer answer each of the fol…
11. Factors for Byzantine demise: military conquests, internal strife, economic decline. Ottoman rise factors: military strength, strategic location, governance. 12. Political: su…
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“rather than heralding a new era of easy living, the agricultural revol…
River valleys were crucial for the Neolithic Revolution as they offered water for irrigation, fertile alluvial soil for farming, and means of transportation. The Neolithic Revolut…
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10. describe how each of these scientists contributed to cell theory. a…
- Robert Hooke: Coined the term "cell". - Anton van Leeuwenhoek: Observed living cells (microorganisms). - Matthias Schleiden: Proposed plants are made of cells. - Theodor Schwann…
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in hitching a ride, scientists use crittercams to study animals. choose…
If choosing sharks, Crittercams record their swimming, hunting, and social behaviors in real - time. This helps in conservation, understanding ecosystem roles, and reducing human …
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base u c a g base u uuu phenylalanine ucu serine uau tyrosine ugu cyste…
AAA and AAG
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6. what property of the membrane describes how it allows some molecules…
The property is selective permeability. It is important for maintaining cellular homeostasis by controlling substance movement.
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5. the cell membrane has selective permeability (is semipermeable). wha…
5. Molecules that can pass easily: Oxygen ($O_2$); Molecules that cannot pass easily: Glucose 6. Hydrophilic region: Heads of phospholipid bilayer; Hydrophobic region: Tails of ph…
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part a a plant cell is placed in a solution with a lower concentration …
Part A: C. Vacuole Part B: B. This part of the cell maintains water balance
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what do helpful mutations do? decreases skills increases chances of dev…
Increases chances of survival
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which statement describes the process accurately? the message coded in …
The message coded in a gene leads to amino acids being put in the proper order to form a protein.
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1. identify the organelle that best fits the description provided in co…
(a) Ribosome (b) Smooth endoplasmic reticulum (c) Centriole (d) Nucleolus (e) Mitochondrion (f) Nucleus (g) Cell membrane (h) Lysosome (i) Golgi apparatus (j) Rough endoplasmic re…
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which concept of natural selection can be observed from studying the be…
species adapted over time
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which part of the dna strand is most likely associated with the coding …
# Breve explicación: La información genética en el ADN está codificada en la secuencia de bases nitrogenadas. Las bases nitrogenadas son adenina (A), timina (T), citosina (C) y gu…
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critical thinking questions these questions are similar to those on the…
In the Sexual Reproduction circle: Two parents, genetic variation due to recombination. In the Asexual Reproduction circle: One parent, no genetic variation (offspring are clones)…
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a beetle population has brown and green beetles. whenever the grass dri…
A. During droughts, when grass dries up, the number of green beetles will decrease. C. During healthy vegetation, the number of brown beetles will decrease.
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question #19 businesses can store and share information more quickly in…
Question #19: C. Cellular phone and personal computer Question #20: A. The Soviets began to cooperate more with the US and implemented new capitalist reforms.
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15. how did arab merchants in east africa influence local cultures? a) …
15. B. Through the spread of Islam and development of the Swahili language. 16. C. To navigate monsoon winds for reliable voyages. 17. B. The spread of ideas, technologies, and re…
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9/21 structures that are similar to function. dna analogous homologous …
B. Analogous
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how does natural selection impact a population of rabbits living in a s…
C. White rabbits will have a higher survival rate due to camouflage.
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how does natural selection impact a population of rabbits living in a s…
C. White rabbits will have a higher survival rate due to camouflage.
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3. what is a phospholipid made of? which part is hydrophilic, and which…
3. Made of glycerol, two fatty - acid tails, and a phosphate - containing head group. Head group is hydrophilic, fatty - acid tails are hydrophobic. 4. Form bilayer due to hydroph…
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7. what is the difference between diffusion and facilitated diffusion? …
7. The difference between simple and facilitated diffusion is that simple diffusion is for small non - polar molecules and doesn't need a transport protein, while facilitated diff…
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read the passage below. in hawaii, there is a species of beetles that h…
C. Through mutations, the two isolated populations will most likely evolve through natural selection into separate species that will no longer be able to reproduce.
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these insects are usually green but they inherited a generic mutation f…
Harmful because now they are easy for predators to spot.
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structures are similar in appearance but not in structure analogous str…
Analogous Structures
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5. how would a plant cell respond differently to each of the solutions …
1. Drawings should show solute and water movement as described above. 2. Label solutions based on relative solute concentrations as hypertonic, hypotonic, or isotonic.
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5. the average human lung expands by about 0.50 l during each breath. i…
51 J
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read the passage below. in hawaii, there is a species of beetles that h…
B. The beetles are experiencing geographic isolation due to the volcanic eruptions building up new rocks, giving each population different advantages in their new environment.
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khan attacks japan in 1281 fighting at hakata wall. a follower of confu…
do not believe in warfare but instead promote harmony
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muscle cells are specialized for contraction. they need lots of energy …
B. The mitochondria makes ATP D. The golgi apparatus processes and packages proteins E. The endoplasmic reticulum transports molecules throughout the cell
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2. where does dna replication occur in prokaryotic cells? the capsid th…
# Breve explicación: Los procariotas no tienen un núcleo definido. El ADN se localiza en el citoplasma, donde también tiene lugar la replicación del ADN. El capsoide es una estruc…
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body parts in different organisms that have a similar structure but per…
A. homologous
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4. assume red blood cells are about 10% solute and 90% water. label eac…
First beaker: Isotonic, cell remains unchanged. Second beaker: Hypertonic, cell shrivels. Third beaker: Hypotonic, cell blows up.
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exam 01 - (fall 2025) 45. which is most important in transferring memor…
45. d. Attention 46. c. Consolidation 47. c. Short - term 48. b. Serial position effect 49. b. the presence of cell assemblies. 50. b. The discovery of the hippocampal use of neur…
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1. what is the function of a plasma membrane that all living cells depe…
1. It acts as a selective barrier and is involved in cell - cell recognition and communication. 2. Homeostasis.
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a cross - section of part of a golgi complex is shown below. part of th…
C. to deliver proteins to other locations in the cell
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question 6 of 10 which is considered a biological sign of aging? a. exp…
A. Experiencing memory loss
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how do economic pressure and generational change affect family members …
The question examines how economic pressure and generational change affect family members' ability to maintain connection and mutual support, looking at examples from post - war I…
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17. a consequence of this religious system in india is that people – br…
have to wait until they are reincarnated to progress in society
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these questions are similar to those on the test. 1. diffusion is the m…
1. an area of high; an area of low 2. Draw the solute molecules evenly distributed throughout the solvent container. 3. Osmosis is the diffusion of water across a semi - permeable…
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9. students are given data from an investigation that identified some o…
A. Sample 1 ## Step 3: Recall base - pairing rules in DNA In DNA, adenine (A) pairs with thymine (T) and cytosine (C) pairs with guanine (G). The given DNA strand is \(3'\text{-T …
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12. the snowshoe hare often molts, or sheds its fur, during different s…
Hares with seasonal changes in fur color have a survival advantage and are more likely to successfully reproduce.
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7. a model of dna is shown. which part of the dna model is most directl…
7. D 8. D
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11. the mexican long - nosed bat roosts in big bend national park in we…
C. help individuals outcompete other individuals for food resources to increase survival and reproductive success
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3. eight components present in nucleic acids are listed in the box. com…
3. B. 3 and 5 only 4. B. Nitrogenous bases 5. B. Structure W is a chromosome and Structure Z is a gene. 6. A. Providing the instructions for the traits of an organism
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dna structure and replication quiz 1. a student used poster - board to …
1. B. The model is accurate because it contains correctly paired bases. 2. C. the hydrogen bond between complementary nucleotides
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drag and drop the words or phrases that accurately complete the paragra…
Enzymes are important proteins in your cells that speed up important biochemical reactions such as building muscle or breaking down large food molecules. Enzymes are often called …
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drag the item from the item bank to its corresponding match. these are …
1. These are organelles that digest macromolecules: Lysosome 2. This organelle synthesizes proteins: Ribosome 3. An organelle found in most eukaryotic cells described as "cellular…
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the order of fossil preservation. put the events at the right in the co…
1. Original community of organisms 2. Tropical storm event 3. Burial of organisms 4. Decomposition of organisms 5. Mineral Crust Death Mask 6. Time and pressure harden sediments 7…
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anatomy of a bone - coloring epiphysis (a) - at the ends of the bone, d…
1. Medullary cavity of the diaphysis 2. Compact bone 3. Cancellous (spongy) bone in the epiphysis 4. Epiphysis 5. Cancellous bone 6. Articular cartilage
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organelles and homeostasis part a which of these plant cell organelles …
Part A: B. cell membrane Part B: D. serve as a site for cell adhesion and cell signaling
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comparatives using as....as make your own comparisons using the words p…
1. Biology is as interesting as history. 2. A train isn't as fast as an airplane. 3. Algebra isn't as difficult as geometry. 4. Batman is as popular as Superman. 5. A lemon isn't …
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the order of fossil preservation. put the events at the right in the co…
Original community of organisms, Tropical storm event, Burial of organisms, Decomposition of organisms, Time and pressure harden sediments, Erosion of sandstone, Discovery of foss…
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which of the following best describes a central idea of buddhism? buddh…
The purpose of life is to bring an end to global suffering by eliminating selfish desires.
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9. during an extended dry season in an area, the majority of the ground…
The ecosystem would become less stable because less energy would be available to it from the decrease in producers.
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day four: review rules for should of/would of/could of, proximity, most…
1. b. after the word pictures 2. c. saw her at school events and had read a story about her in our school paper
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regarding the narrators familiarity with ligia, which one provides the …
c. saw her at school events and had read a story about her in our school paper.
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water makes up between ______ % of all organisms. the ______ of water m…
- 70 - 95 - Polarity - Positive - Negative - Stick - Cohesion - Adhesion - Temperature - Expands; freezes - Solvent - Solutions - Solute - Solvent
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according to fossilization, dr. gehling points to round circular molds …
An organism that had other organisms living under it.
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exam 01 - (fall 2025) 15. which late - life brain disease involves a pr…
15. c. Alzheimer's disease 16. a. Authoritative style 17. d. Germinal stage 18. a. Development 19. c. maturation 20. c. normative approach 21. c. cognition 22. a. algorithm
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unit 2: searching and documenting the crime scene. blood evidence must …
paper allows the fluid to dry, preventing bacteria from destroying the evidence
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this excerpt is from president roosevelts corollary. chronic wrongdoing…
- The threat of European intervention in Latin America - Use of military force to protect American interests
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as part of a wildlife conservation program, researchers take a small po…
B. Founder effect
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biology lcp 1 25 - 26 27. certain species of the coral - like sea organ…
C. Punctuated equilibrium
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multiple choice (2 points each) 1. an exocrine gland a. has a duct and …
1. B. Has a duct and releases its product outside of the body 2. C. Ground substance and fibers 3. C. A sweat gland 4. B. It comes from the endoderm layer of the embryonic disc 5.…
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exam 01 - (fall 2025) 8. in an experiment, the factor that is expected …
8. b. dependent variable 9. a. Participants must be debriefed as soon as the study concludes. 10. a. Positive psychology 11. a. folic acid 12. a. the tendency to see the world onl…
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analyze the graphic that depicts the functions of one of the biological…
proteins
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9) which of these situations was the direct result of the other three? …
9) a) Nations of Latin America won independence 10) 1. Causes including external inspiration and internal discontent. 2. Major leaders like Simón Bolívar. 3. Long - term impacts s…
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part b which evidence supports the answer to part a? giant salvinia is …
Giant salvinia prevents light from reaching plants that grow underwater.
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answer the following questions by highlighting the correct answer. use …
6. a) The United States and France 7. b) Led a struggle to gain freedom for the people of his nation 8. a) A Latin American nationalist
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biomolecules are macromolecules that perform specialized functions with…
B. Lipids: improves flexibility of the cell membrane
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season spring summer fall winter season length march - may june - augus…
1. Seasons impact trees by triggering growth in spring, lushness in summer, leaf - color change and drop in fall, and dormancy in winter. 2. Tree changes impact organisms by provi…
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biology lcp 1 25-26 zoom giant salvinia is a floating fern native to br…
It inhibits the growth of native plant species.
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analyze the model of the biological macromolecule. what biological macr…
C. nucleic acid
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in 1890, captain alfred thayer mahan, a lecturer in naval history and t…
The author's work demonstrates the political risks of foreign trade.
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a student creates a model of a protein using interconnecting blocks. wh…
amino acids
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kelp forests are critical ecosystems that provide habitats to a variety…
Kelp forests will become less stable due to the otters’ prey populations.
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24. when sawdust is added to soil, organisms in the soil will use all t…
The plants will not be able to grow.
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review it! according to the video you just watched, dr. cohen talks abo…
Photosynthesis
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biology lcp 1 25 - 25 ddt released from multiple sources into pacific o…
Biomagnification
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it is important to eat a balanced diet with sufficient biological macro…
A meal of grilled chicken, brown - rice, and avocado. Proteins in chicken aid in cell growth and repair. Carbohydrates in brown - rice provide energy. Lipids in avocado contribute…
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spores of the fungus ustilago maydis land and grow on sweet corn. the f…
Parasitism
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what is the purpose of presenting a false dilemma in a speech? o to con…
to sway the audience to rush to an opinion without facts
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if the wrong word is used below, change it. if there is no error, click…
No change needed.
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salamanders of the genus ambystoma in northern eastern northeastern nor…
By increasing genetic diversity in the population
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drag and drop each word or phrase to its real - world example of biolog…
Cellulose: Polysaccharide Albumin (egg whites): Polypeptide RNA: Nucleic Acid Cell membranes: Fatty Acid Chains
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which of these can help you build credit if done responsibly? 5 points …
a) Taking out a small loan and paying it back on time c) They have little or no credit history and want to build credit
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during early stages of development, dolphin embryos begin to develop hi…
The early ancestors of dolphins had hind limbs.
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select the statement(s) that describe lipids. lipids are hydrophobic. l…
Lipids are hydrophobic. Lipids are used for long - term energy storage.
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ecological relationships occur between two species that live close to e…
The ecological relationship in Example 1 is mutualism (both bees and plants benefit), and in Example 2 is commensalism (orchids benefit, host plants are unaffected). The main diff…
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drag and drop the polysaccharide to its description. 1. this polysaccha…
1. Cellulose 2. Chitin 3. Glycogen 4. Starch
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¿cuál de las siguientes no es una de las herramientas recomendadas para…
# Breve Explicación: El transportador no es una herramienta común para dibujar a escala. El gobernante, la cinta métrica y la regla, y la escala triangular sí se usan frecuentemen…
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aks 5: there are many kinds of external conflicts. what external confli…
Man vs Nature