Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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15. how does blood return to the heart after circulating through the bo…
15. b. Through veins 16. d. Chyme 17. a. Hydrochloric acid 18. b. To bring oxygenated blood back to the heart from the lungs 19. d. Meiosis 20. d. To increase the speed of signal …
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8. what role does insulin play in homeostasis? a. it regulates body tem…
8. c. It decreases blood sugar levels 9. b. The response is amplified until a specific endpoint is reached 10. d. Dendrites 11. c. To raise blood sugar levels by prompting the liv…
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reading a data table: examine the date found in table 1 and answer ques…
1. The two variables tested are amount of light per day and amount of water per day. 2. For plants given the same amount of water, increased daily light exposure leads to greater …
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4. most of the pictures used in the slides were taken from onion root t…
4. The root tip has an apical meristem with rapidly dividing cells, so many cells are in mitosis at any time, making observation easy. 5. Spindle fibers (microtubules) and centros…
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4. insect graph a. according to the graph, which group of organisms has…
a. Insects b. Total percentage for all invertebrates: ~97% Percentage for vertebrates: ~3%
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1. mouse experiment an experiment studies the effects of an experimenta…
The mean number of offspring for the drug group (Group A, 6.9) is higher than the control group (Group B, 5.0). However, Group A has greater variability in litter sizes, with extr…
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part 1: embryological development and infancy every human being starts …
### Labeled Model Breakdown: 1. **Top (Fertilized Egg):** Label the single fertilized egg as **Parent Cell**; add a note inside/near it: *Contains full set of chromosomes with ide…
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8. what did the civil rights act of 1866 guarantee? a. segregation laws…
8. b. Legal protection for African Americans 9. a. Ford's Theatre 10. a. It shifted the focus to ending slavery 11. b. Battle of Antietam 12. c. He was killed during a standoff wi…
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read the following original passage and answer the questions. ethan shr…
1. a. The resilience to overcome adversity 2. b. It signifies his decision to regain confidence and keep fighting 3. c. Interpreting the play's themes 4. c. Using gestures and pos…
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the boston tea party was largely a response to the british government’s…
1. British government's decision to grant the East India Company a monopoly on the export of tea from Britain. 2. a group of colonial delegates assembled in 1774 that called for a…
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question 5 why was the declaration of independence a remarkable politic…
1. It helped unify diverse colonial groups by identifying shared problems, grievances, and principles. 2. the Three-Fifths Compromise
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7. define these terms industrial revolution textile looms labor force y…
1. **Industrial Revolution**: A period of 18th-19th century global shift from agrarian, hand-based production to industrial, machine-driven manufacturing, marked by new technologi…
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background essay questions 1. how did the industrial revolution change …
1. Before the Industrial Revolution, thread and cloth were made by hand in homes (putting-out system) with simple tools like spinning wheels and hand looms. The Industrial Revolut…
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an african elephant weighs about 7 tons. how many pounds is 7 tons? (1 …
B. 14,000 pounds
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depth perception relies on: color differences between objects. visual c…
Visual cues to perceive distance and three-dimensional space.
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the vestibular sense detects: pitch and frequency of sound. levels of p…
Body position in space.
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proprioceptors provide information about: taste and smell. body positio…
Body position and movement.
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the gate - control theory of pain suggests: - pain signals are only pro…
The brain can open or close gates to modify pain perception.
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nociceptors detect: sound waves. chemical signals in food. pain and tem…
Pain and temperature changes.
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greg is testing two different types of fertilizer on his tomato plants …
- Both fertilizer A and B: Expected results would be very low average weekly plant growth, <0.2cm - 1.5kg fertilizer A: Increase in average weekly plant growth, increase fertilize…
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the five basic tastes include: salty, sour, bitter, pungent, and metall…
Sweet, salty, sour, bitter, and umami.
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multiple-choice question where will the water move to? inside of the ro…
Inside of the root hairs.
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the root hairs would be considered ________ when compared to the soil. …
Hypertonic
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the soil would be considered __________ when compared to the root hair …
Hypotonic
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where would the higher water concentation be? fish cells fresh water re…
Fresh water
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where is the higher solute concentration? fish cells fresh water rewatc…
Fish cells
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what would happen to cells placed in an isotonic solution? the gain wat…
Nothing. They stay the same.
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multiple-choice question what does isotonic solution mean? lesser conce…
equal concentration
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when cells are placed into a hypotonic solution (has less solute than t…
They gain water, swell up, and could burst.
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inquiry loop 1 independent reading: year of the tiger \ancestors and le…
B. Our legacy is the love and memories that we leave behind. ### Question 2 (PART B)
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1. what happened to alice wong’s friend, stacey park milbern? a. she mo…
C. She passed away during the pandemic in 2020. ### Question 2
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fill in the blank question a small cavity in a tissue such as bone or c…
lacuna
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fill in the blank question a connective tissue sheath surrounding a car…
Perichondrium
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which of the following is a sign of puberty? a. intense changes in horm…
D. all of the above
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fill in the blank question heat production and weight loss is associate…
brown
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one milestone in the development progress of children is the developmen…
F
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fill in the blank question the rubbery connective tissue that is relati…
Cartilage
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multiple choice question what is a chondrocyte? fat cell cartilage cell…
B. cartilage cell
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multiple select question select all that apply where is adipose tissue …
A. under the skin B. surrounding the eyes D. within the breasts
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multiple choice question what is a lacuna? ○ a hole in the bone through…
a little cavity within a tissue where cells become trapped
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multiple choice question which type of tissue forms the tip of the nose…
cartilage
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multiple choice question which type of fat generates heat? white brown …
B. brown
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which of the following statements about bacterial motility is correct? …
Flagella are the most common structures enabling movement in bacteria.
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a change in the allele frequency of a small population due to random or…
Genetic drift
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over many generations man has chosen certain desirable characteristics …
artificial selection
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this type of evolution occurs very slowly over very long periods of tim…
Gradualism
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if two individuals can mate and produce fertile offspring, they belong …
Species
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which sequence correctly describes the hypothesized steps in the origin…
Abiotic synthesis of organic molecules → Formation of macromolecules → Origin of self-replicating molecules → Formation of protocells
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what is the primary purpose of the scientific method? to solve problems…
To solve problems through logical steps
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which of the following is an accurate characteristic of bacterial cell …
They prevent cells from shrinking in hypertonic environments.
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which statement best describes the endosymbiont theory? it suggests tha…
It proposes that small bacteria were engulfed and begin living inside larger cells and eventually became organelles.
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siblings have similar traits because they inherit those traits from a c…
The correct option is: "Similarities can be seen among related organisms, which shows common ancestry." (the third option among the four, assuming the four are ordered as: first t…
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biology shows us the fossil record and comparative anatomies. chemistry…
biology, chemistry, and geology
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what is the value of a transitional fossil? transitional forms are proo…
D. Transitional forms show the evolutionary steps between species.
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do you think genetic drift would happen more quickly on an island or on…
Genetic drift is likely to occur more rapidly on an island. The effect of drift on frequencies is greater the smaller a population is.
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a scientist makes the argument that she has found dna evidence that sho…
The option: "Weak genetic similarities in closely related organisms and strong genetic similarities in distantly related organisms."
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a change in allele frequencies in a population caused when new individu…
Gene flow
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dogs have a reduced nonfunctional digit on their paws known as a dewcla…
vestigial structure
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which of these statements best sums up evolution? rapid development of …
B. change in a population through genetic variation over time (assuming the options are labeled A, B, C, D with the first option as A, second as B, third as C, fourth as D)
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what is the most likely reason that horses and mountain goats have hoov…
A. They have homologous structures because they have a common ancestor.
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biological evidence and the fossil record which lists the correct order…
A. jellyfish, reptiles, mammals
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which structures are similar in function, but do not indicate that the …
B. analogous structures
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australopithecus is an ape that lived in trees, but could walk on two f…
A. Australopithecus is a transitional form between apes and humans.
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what does it mean to reject a hypothesis? the experiment was not conduc…
The hypothesis is not supported by the data
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frog populations that live in separate ponds may eventually evolve into…
geographic isolation
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the sudden appearance of many new species when organisms move into unoc…
adaptive radiation
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some individuals in a population possess traits or characteristics that…
The traits will become more common among the offspring.
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which statement about the genomes of prokaryotes is correct? the prokar…
B. Prokaryotic genomes are composed of circular DNA.
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patterns of rapid evolutionary changes followed by long periods of no c…
Punctuated equilibrium
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question 1 how is dna organized into chromosomes starting with the mono…
Nucleotides $ ightarrow$ Genes (DNA strand) $ ightarrow$ DNA histone complexes (nucleosomes) $ ightarrow$ Chromatin $ ightarrow$ Chromosomes
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question 9 vascular plants rely on a consistent supply of various chemi…
a. Hormones produced throughout the plant c. Water absorbed by the root system d. Glucose produced by leaves
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question 8 kristen observes that a potted plant that has been left on a…
b. Auxins are stimulating more rapid cell growth in the shaded side of the stem, causing the plant to bend toward the light.
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plant system\tfunction i. shoot system\tcollect sunlight and produce su…
b. I and III
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venus flytraps are carnivorous plants that trap insects when they crawl…
d. Thigmotropism
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question 5 in vascular plants, what tissue is responsible for transport…
Phloem
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in plants, water and mineral transports are essential for survival. whi…
1. Shoot system 2. Root system
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plants, like animals, use hormones to send chemical messages between ce…
a. [Image of plant bending toward a light source]
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question 1 xylem and phloem are located in the shoot system of plants. …
c. Phloem carries glucose throughout the plant.
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washington crossing the delaware, emanuel leutze (1851) this painting o…
B. He attacked by crossing an icy river, which was a surprise move.
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lexington and concord were the first battles in a the war of 1812. b th…
D. the American Revolution.
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the table shows the functions of several body systems. identify the bod…
1. Function: Blood transports oxygen and nutrients to all body cells → circulatory 2. Function: Produces hormones that help control growth and development → endocrine 3. Function:…
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which of the following body systems have a main role in eliminating was…
b. Urinary system d. Respiratory system f. Digestive system
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question 7 in order to model the function of a body system a student po…
c. Urinary system
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“the history of the present king of great britain is a history of repea…
B. Jefferson knew that the colonists' actions would have an international impact.
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which political development greatly increased tensions between the amer…
D. the Proclamation of 1763
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question 6 the immune system plays a critical role in our safety. which…
b. Acts as a defense system by attacking germs when they enter our bodies
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this illustration represents one of the taxes england imposed on the co…
D. The French and Indian War
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question 4 which body system and function are correctly paired? select …
c. Skeletal system - supports the body
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question 1 a student practiced the 100m freestyle for a swim meet. swim…
d. Circulatory
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13. what is flagella? 14. what is cilia? 15. what is a local infection?…
Flagella are long, whip - like cellular appendages that enable cell movement (e.g., in bacteria, sperm) through rotation (prokaryotes) or wave - like motion (eukaryotes). ### Ques…
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what did you figure out? look at the food chain. if more crabs move int…
A. There will be less seaweed and more herring gulls.
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12. describe western blotting. √ 4
Western blotting is a molecular biology technique used to identify and quantify specific proteins in a biological sample. The process involves four key steps: 1. **Gel Electrophor…
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10. explain how immunoprecipitation can be used to purify proteins. √ 4
Immunoprecipitation purifies proteins through these key steps: 1. A specific antibody for the target protein is added to a complex protein solution, where it binds exclusively to …
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5. what does \quats\ stand for in salon disinfection? 6. what are the t…
Non - pathogenic and pathogenic (or Cocci and Bacilli, but non - pathogenic and pathogenic is more about their nature regarding causing harm) ### Question 7 (Which type of bacteri…
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8. match the terms in the left column with the items in the right colum…
(a) antigen → 2. foreign biomolecules (b) antigenic determinant → 4. molecular features recognized by antibodies; 8. epitopes (c) polyclonal antibodies → 5. heterogeneous antibodi…
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7. what unique property of the estrogen receptor allows for its identif…
The estrogen receptor has a high, specific affinity for estrogen ligands (such as estradiol). This unique, selective binding ability allows researchers to use labeled estrogen mol…
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5. the detergent sodium dodecyl sulfate (sds) denatures proteins. sugge…
Sodium dodecyl sulfate (SDS) destroys protein structure through two key mechanisms: 1. It binds to the hydrophobic regions of proteins, disrupting the hydrophobic interactions tha…
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what has accelerated the shift in industrial production from advanced i…
D. The dominance of large retailers focused on cutting consumer prices ### Question 2 (Child Labor Exploitation Factors)
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anchor text – “and of clay are we created” about the author – isabel al…
Rolf's profession is likely a journalist (or reporter). Reasoning: The text says he "had gone there on assignment" (a phrase associated with journalists sent to cover events) and …
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why are remittances sent by guest workers important to their home count…
D. They provide vital income for families in poor communities with high unemployment ### Question 11 (1964 Border Industrialization Program)