Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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3. how are binary fission and mitosis alike? select all that apply. chr…
chromosomes separate DNA replicates two new cells are formed
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algae being held in place by a fungus...together they are called a lich…
A. mutualism
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2. what happens during the s (synthesis) phase of interphase? the cell …
the cell creates copies of its DNA or genetic material
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1. what is a sister chromatid? half of a duplicated chromosome a comple…
A. half of a duplicated chromosome
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30. list five examples of stimuli. what is a stimulus?
1. Light (visual stimulus) 2. Sound (auditory stimulus) 3. Heat (thermal stimulus) 4. A fragrant smell (olfactory stimulus) 5. A bitter taste (gustatory stimulus)
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i am a hyena living in a savannah in africa. im pretty resourceful in f…
C. competition
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demodex mites live in the eyebrows, eyelashes and other hair follicles …
B. commensalism
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fill in the blanks with the correct levels of biological organization.
cell → tissue → organ → organ - system → organism
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13. explain why deep open oceans a low abundance of life compared to co…
Deep open oceans have a lower abundance of life compared to coastal regions because coastal areas receive more nutrients from land - based sources, have better sunlight penetratio…
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according to theodor schwanns cell theory, cells are the basic units of…
29. B. The theory was revised to include new information. 30. B. Existing theories are revised to include new discoveries.
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18. what green pigment molecule must be present in organisms to capture…
C. chlorophyll
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according to lucas, use of the word necessary in the first paragraph of…
D. justifiable
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read the passage and then answer the question. jane goodall had no trai…
A. meetings
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26. antonio is investigating how single - celled organisms move. using …
26. D. a diagram of the organism that shows how it uses the tail - like structure to move 27. B. Existing theories are revised to include new discoveries. 28. B. Dalton’s theory w…
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what will happen to the quantity and price of saboras spears next year?…
A. A greater quantity of Sabora's spears are supplied at a higher price, C. There will be movement along Sabora's supply curve
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17 what does the lock and key model describe? the way substances pass i…
the way enzymes and substrates fit together
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3.) growth o development 4.) metabolism 5.) homeostasis 29. terry loves…
Independent variable: Type of bird - seed (expensive or cheaper) Dependent variable: Number of birds in the backyard Constants: Backyard location, time period of observation, bird…
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16. which of the following terms best describes cell processes that req…
B. aerobic respiration
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23. luis is investigating the structure of dna for a science - fair pro…
1. D. cardboard cut - outs that fit together like puzzle pieces 2. C. the animals they studied and the foods those animals eat 3. C. a footprint in clay that has been filled with …
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15 which of the following organelles is the site of the krebs cycle? go…
C. mitochondrion
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14. which type of lipid makes up cell membranes? fatty acids steroids t…
phospholipids
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12. which statement best summarizes cell theory? all organisms are made…
All organisms are made up of cells, and each cell comes from another living cell.
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oxpecker birds travel on the backs of large mammals such as the rhino a…
mutualism
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15. tomas was studying solutions. he noticed that when he dissolved a s…
15. B. Is the mass of a solution affected by the type of solute used? 16. D. Pasteur showed that bacteria do not grow by spontaneous generation.
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11. name an ecosystem that is familiar to you. name two biotic and two …
An example ecosystem is a forest. Biotic factors: trees, deer. Abiotic factors: sunlight, soil.
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remora have an adhesive disk which they use to attach themselves to wha…
B. commensalism
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10 what is the term that describes a collection of reactions necessary …
B. metabolism
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9 what is the primary function of disaccharides? structure energy stora…
B. energy
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killer whales live and swim in a pack called a pod. when they hunt they…
Predation, Cooperation
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select the text from the paragraph that best helps you understand that …
The astronauts usually spend several months there, and they often work long hours on little sleep. This requires a great deal of stamina.
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question which of the following is a dark brown, yellow - brown, or bla…
B. Melanin
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circling hundreds of miles above earth is the international space stati…
strength to do something for a long time
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question 2 8 pts sea lampreys attach themselves to native fish species …
B. parasitism
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a biologist makes the observation that a specific fish population is gr…
Interaction with an environment
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your positions the food underneath your teeth to be cut into tiny piece…
tongue
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13. ajit hypothesized that the force needed to move a wood block would …
13. C. that larger masses require increased force to move them 14. D. How have the resources available to the trout changed in the last year?
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to complete your assignment, its important to include a works cited pag…
C. The title of the article, the author's name, the journal name, and the year of publication
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question 1 the clownfish gains shelter & protection among the stinging …
A. mutualism
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6. which organelle converts nutrients into energy a cell uses to suppor…
D. mitochondrion
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when you exhale or breathe out is released into t carbon dioxide oxygen
carbon dioxide
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question 1 which of the following is an effect of epidermal growth fact…
- Accelerating keratin production - Stimulating repair of the epidermis after injury - Stimulating division of cells in stratum basale
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5. two scientists, robert remak and louis pasteur, discovered evidence …
cell division
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4. how do scientists create many copies of a dna sequence? dna sequenci…
D. PCR
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transcribe this strand of dna into its complimentary mrna strand: tac g…
C. AUG CCU AGU
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select the correct answer which of these practices is least useful to a…
B. practicing to write in the style of a known celebrity author
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3. what is the difference between unicellular and multicellular organis…
Unicellular organisms are single - celled and perform all life functions within one cell, while multicellular organisms have multiple cells with specialized functions organized in…
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4 multiple choice 20 points why does a cell need to make rna? because r…
Because ribosomes can't read DNA.
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the large intestine absorbs most of the from the food and some vitamins…
water
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3. what is the difference between unicellular and multicellular organis…
Unicellular organisms are made of one cell and perform all life - processes with that single cell. Multicellular organisms are composed of many cells, with cell specialization and…
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3 multiple choice 20 points what is the main purpose of transcription i…
To produce a molecule of RNA from a strand of DNA
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2. how is a euglena both plant - like and animal - like?
Euglena has plant - like characteristics such as chloroplasts for photosynthesis and animal - like features like a flagellum for movement and heterotrophic feeding in certain cond…
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a student wants to model the process of transcription. based on the ite…
Single string, Double - sided, twisted string
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1. which of the following best describes the main advantages a nucleus …
The nucleus organizes the DNA and regulates gene expression.
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select all the adjectives. dont include a, an, or the. edna krabappel o…
English
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in the 1940s, scientists performed an experiment that identified the mo…
C. mRNA
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which situation would be considered an issue of fairness within journal…
C. reporting favorably on an organization while failing to disclose a behind - the - scenes connection
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1. what do most historians say caused the civil war? 2. what did the in…
1. Slavery is the main cause pointed by most historians. 2. North: Protective tariffs, internal improvements, strong national government. South: Low tariffs, agriculture - based e…
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question in which layers of the epidermis do mitotic divisions occur? a…
Stratum basale and stratum spinosum
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in exercises 13 - 15, determine whether the graph represents an arithme…
Ejercicio 16: $a_n=-4.2-1.2n$, $a_{10}=-16.2$ Ejercicio 17: $a_n=48-5n$, $a_{10}=-2$ Ejercicio 18: $a_n=2 + 4n$, $a_{10}=42$ Ejercicio 19: $a_n=-13+2n$, $a_{10}=7$ Ejercicio 20: $…
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a strand of mrna containing the repeating sequence aag aag aag aag coul…
lys - lys - lys - lys
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4. amal is designing an experiment to test the effect of varying amount…
4. B. The fourth plant is the control. 5. A. If the pieces of metal have the same volume, then they are all made of the same element. 6. D. axis labels
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question① which type of cell is the most abundant epithelial cell in th…
B. Keratinocyte
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stop codons tell the ribosome that the protein is done and no more tran…
True
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victor: it seems pretty clear to me that the character of judge holden …
D. Riku
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2. how is a euglena both plant - like and animal - like? your answer
Euglena is plant - like due to chloroplasts for photosynthesis and animal - like because of its ability to move with a flagellum and consume food when needed.
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1. how do unicellular organisms like euglena move and obtain food?* 1 p…
Euglena move using a flagellum and obtain food through both autotrophic (photosynthesis in light) and heterotrophic (absorbing organic compounds in the dark) means.
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5. true or false: the way people dress has no impact on how they are vi…
5. False 6. Profesionalismo 7. Actitud 8. Comunicación
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b. simple present: instructions: choose the correct conjugation of the …
21. is 22. is 23. are 24. are 25. are 26. are 27. is 28. am 29. are 30. is
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3. which is true of paul reveres ride? it was the first short story in …
It is a poem that inspired American patriotism.
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which 3 codons code for a stop signal? (select all of them!) uau uug ua…
C. UAA, F. UGA, G. UAG
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the upper part of the heart help to stop bleeding carry oxygen to the c…
the upper part of the heart - atria help to stop bleeding - platelets carry oxygen to the cells and take carbon dioxide away - red blood cells help the body fight infection - whit…
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what three bases code for the start codon, met (methionine) aug uac acc…
A. AUG
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what amino acid matches the codon agg? lys gly arg ser
C. Arg
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the headline on a personal technology column in the wall street journal…
B. Bone - conduction headphones and smartphones are complements because people who buy a smartphone may also buy bone - conduction headphones to listen to music or videos on their…
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1. how do unicellular organisms like euglena move and obtain food? *
Euglena move using a flagellum. They can obtain food through photosynthesis in the presence of light and by ingesting organic matter in the absence of light.
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on the codon chart, you are looking for the answer where all of the let…
False
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1. based on the passage, which of the statements concerning the trading…
1. C. Hangzhou was a vital trading city because it had foreign merchants and was also accessible by the Grand Canal for internal trade. 2. B. New maritime technology allowed for o…
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18 multiple choice 1 point which of these words describes humans? eukar…
A. eukaryote
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15 fill in the blank 1 point eukaryotic cells and eukaryotes many eukar…
15. Composed of more than one cell 16. Eukaryotes are about 10 times larger. 17. cells with a nucleus
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trna holds the anticodon that matches with the mrna codon true false
True
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a codon is a group of 4 nucleotides that codes for an amino acid false …
False
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13 multiple choice 1 point the most common type of prokaryotic cell is …
13. A. eubacteria 14. methane - making, salt - loving, heat - loving
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23 multiple choice 1 point the most common type of prokaryotic cell is …
23. bacteria 24. methane - making, salt - loving, heat - loving
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2. reading check (a) why must everyone be quiet during the day? (b) why…
(a) Without full text context, likely to avoid detection. (b) Likely due to external danger or persecution. (c) Likely an external threat or unexpected event.
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the midterm scores on a biology exam for 30 students are listed below. …
(a) 73.00 (b) 78 (c) 98 (d) i. 75.00 ii. 80 iii. 100
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9 multiple answer 4 points two kinds of cells what parts do all cells h…
9. organelles, DNA, cell membranes, cytoplasm 10. eukaryotic
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avoiding eye contact is what type of factor? life factor genetic factor…
For the first question: C. Cultural factor For the second question: Kinesics
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the genetic material that carries information needed to make new cells …
1. DNA 2. cytoplasm 3. nucleus 4. cell membrane 5. organelle
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it says her computer has 16 gb of memory. what can her computer do with…
D. Her computer can remember 16GB worth of instructions and data at any time, shared by all the open applications.
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question 4 of 19 consider the table below. assuming the law of demand h…
157
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why would an elderly person be more prone to skin infections than a you…
E. All of the answers are correct.
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7. the nasopharyngeal airway is most beneficial because it: a) can effe…
7. D 8. A 9. C 10. B 11. A 12. A 13. B
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what limits most cells to a very small size? the surface area - to - vo…
1. the surface area - to - volume ratio of the cell 2. Divide the total surface area of the cell by the cell's volume 3. All cells come from existing cells, The cell is the basic …
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all of these enlightenment thinkers and their writings inspire what aro…
B. Freedom, C. Revolutions
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translation changes the message from mrna to a protein false true
True
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all of these enlightenment thinkers and their writings inspire what aro…
B. Freedom, C. Revolutions
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cells and the cell theory match the correct description with the correc…
- He was the first to describe cells: Hooke - He concluded that all cells come from existing cells: Virchow - He concluded that all animal tissues were made of cells: Schwann - He…
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the frozen wooly rhino mystery and the surrounding sediment did provide…
B. scientists
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assignments / dashboard / choose prompt / write the frozen woolly rhino…
A. Tests on the sediment attached to her body indicated that it had been transported by water.
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hector lives every day of his life according to his morals, values, and…
D. spiritual