生物
细胞生物学、遗传学、生态学与生命科学基础。
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1. name and give a brief description of the four levels of protein stru…
1. Primary structure: Amino - acid sequence. Secondary structure: Local folding (alpha - helices, beta - sheets). Tertiary structure: 3 - D shape of single polypeptide. Quaternary…
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question 8 of 10 which two cell structures are not found in prokaryotic…
B. Nucleus, C. Vacuole
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question 7 of 10 which part of the cell contains the instructions that …
A. Nucleus
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question 6 of 10 the golgi apparatus receives proteins from which cell …
A. Endoplasmic reticulum
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question 5 bulk transport via formation of vesicles or membrane - bound…
Question 5: Active transport Question 6: An example of bulk transport via formation of vesicles or membrane sacs, An example of endocytosis, A subtype of active transport Question…
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question 5 of 10 which sentence describes an example of how a living th…
B. A single cell divides into multiple specialized cells.
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question 4 of 10 a higher concentration of carbon dioxide exists inside…
B. The cell membrane will allow carbon dioxide to pass out of the cell by diffusion.
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4. lackluster (a) her ____________ response to the lecture suggests a l…
4. (a) lackluster (b) lackluster (c) lackluster 5. (a) efficacy (b) efficacy (c) efficacy 7. (a) prodigious (b) prodigious (c) prodigious 8. (a) zealous (b) zealous (c) zealous
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which event officially ended the american revolutionary war, paving the…
d. The Treaty of Paris
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what did the constitutional convention of 1787 result in? a. the end of…
d. The drafting of the U.S. Constitution
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identify the specific epithelial tissue. stratified squamous epithelium…
Transitional epithelium
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the greatest level of biodiversity in the tropical rainforest is found …
C. third layer of the canopy
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identify the following types of muscle tissues. a b c a b c
A. Skeletal muscle tissue B. Smooth muscle tissue C. Cardiac muscle tissue
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shays rebellion was significant because it: a. led to the drafting of t…
d. Highlighted the weaknesses of the Articles of Confederation
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2. label the microscope in the previous page to the best of your abilit…
| Eyepiece | Objective Lens | Magnification | | ---- | ---- | ---- | | 10x | 10x | 100x | | 10x | 40x | 400x | | 10x | 44x | 440x | | 5x | 10x | 50x | | 5x | 40x | 200x | | 20x | …
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5) which of the following is reflective of the phrase \the whole is gre…
5. D. emergent properties 6. D. cell - for example, a skin cell
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identify the following types of muscle tissues. a b c a smooth muscle t…
A. Smooth muscle tissue B. Skeletal muscle tissue C. Cardiac muscle tissue
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surfaces of the body which are exposed to the external environment are …
Epithelium
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view this video taste and smell are unique among the senses because the…
A. regenerate regularly
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view this video taste and smell are unique among the senses because the…
A. regenerate regularly
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the littoral is a zone identified in lakes and ponds and is the coldest…
F
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setting the scene of romeo and juliet, part 2 pre - test complete read …
Their families have recently started three street fights.
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tendons are considered what type of tissue? connective tissue nervous t…
Question 1: Connective tissue Question 2: Cardiac muscle
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question 19 the gunpowder revolution refers to a the knowledge of gunpo…
B. the military advances from gunpowder in the 1300s.
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the greatest level of biodiversity in the tropical rainforest is found …
C. third layer of the canopy
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organisms that live in freshwater and marine biomes have developed uniq…
B. thick layer of blubber
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limnetic, profundal, littoral, and benthic have what in common? a. they…
B. They are all zones found in freshwater systems.
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photo by sidnei dantas which adaptation might be found in the greater y…
A. acute sense of smell
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researchers aboard the h.m.s. challenger discovered over 4000 new speci…
T
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organisms that live in freshwater and marine biomes have developed uniq…
C. long, light legs
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which of the following is not one of the five zones of the deciduous a.…
B. animal
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one of the greatest practical challenges faced by the international spa…
A. It describes a difficulty the ISS faced in maintaining life support and the role of two different chemical reactions in addressing this challenge.
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lets find out how much you learned about this topic! this will help us …
Absorbing light energy at a specific excitation wavelength and then emitting light at a longer wavelength, which is then detected.
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lets find out how much you learned about this topic! this will help us …
Significantly increase the cell's surface area for absorption or secretion.
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lets find out how much you learned about this topic! this will help us …
B. Goblet cells
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which of the following adaptations is typical of marine mammals? a. thi…
A. thick layer of blubber
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which would be the best way of describing the overall structure of thor…
A. He moves from a consideration of his surroundings to an evaluation of the state as a whole
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lets find out how much you learned about this topic! this will help us …
The wavelength of visible light, which restricts the ability to distinguish very closely spaced objects.
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lets find out how much you learned about this topic! this will help us …
C. Electron microscopy (e.g., TEM or SEM)
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transmission electron microscopes allow us to see structures at a high …
b) If we want to take images with a high contrast
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have a look at the image and figure out where the retro viruses accumul…
b) They accumulate around lymphocytes
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question 10 1.33 points mala in se are acts that are wrong in themselve…
- Question 10: A. True - Question 11: C. Lombroso
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what can you conclude from the distribution of the red fluorescence? yo…
a) The virus seems to accumulate in certain areas
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identify the highlighted structure.
Without seeing the highlighted part clearly, it's impossible to accurately identify the structure. However, if it's the shaft of the long bone, it is called the diaphysis.
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why is the microscopy slide shining with a blue light? you can see the …
C. The green fluorescent dye attached to phalloidin is excited by blue light and emits green light
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the cell cycle - mitosis centrioles is duplicated. this does not happen…
A cell must grow, replicate its DNA, and prepare for cell division to go through interphase.
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this is an example of a _______. ball - and - socket joint pivot joint …
A. ball - and - socket joint
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41. maeve has included redundant information in sentence 27. what is th…
An alternative approach for cooling paved areas and buildings is to add a reflective coating.
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punctuation: to show possession: if a plural noun ends in s, just add a…
2a. owner's camel 2b. owners' camel 2c. dentist's cell phones 3. Unmarked, two, no 4. Participial phrase: Jumping up and down; Modifies: the little boy
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which of the following statements is not true for dapi staining? a) dap…
B. The light source only emits UV light
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amendments directions: search for evidence in chapter 3, lesson 3 to he…
1. To allow for adaptation and stability over time. 2. To secure individual liberties and address Anti - Federalist concerns. 3. - Freedom of Press: A journalist reporting on gove…
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which statement is true? a) the coat proteins of the virus have fluores…
C. The filter cubes consist of an excitation filter, dichroic mirror and emission filter
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3. describe a possible scenario if the toad population suddenly decreas…
Predators of toads may face food shortage, and insect populations that toads prey on may grow, possibly harming plants.
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ic 25 - 26 american literature 1 an inner story of the civil war “un in…
La multitud espera que se produzca una muerte
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2. which organism would you expect to have more of in this ecosystem, m…
Mice because they are at a lower trophic level and there needs to be more of them to support the energy requirements of owls.
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which of the following best describes galileo galileis contribution to …
A. He improved the telescope and provided evidence supporting the heliocentric theory
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what structure seals the space between two cells and makes it impermeab…
a) Tight junctions
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what is the function of the epithelium? a) building an impermeable barr…
d) All answers are correct.
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multiple attempts not allowed. this test can only be taken once. force …
A. smooth muscle of the respiratory system
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question 10 glucocorticoids target almost all cells skeletal and smooth…
almost all cells
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which statement is true? you can click the view image button to see an …
d) The surface of the small intestine is enlarged on many levels. Here we can see the villi
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question 8 the heart is a target for ○ epinephrine ○ norepinephrine ○ a…
- Question 8: D. a and b - Question 9: A. almost everywhere
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true or false primary sources include works such as interviews and memo…
A. True
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how long is a hummingbirds beak? select the best estimate. 1 yard 1 inc…
1 inch
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question 6 mineralocorticoids target the liver the kidney the adrenal m…
Question 6: the kidney Question 7: b. glucocorticoids; c. catecholamines; d. b. and c.
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you must record your daily workouts on a ______ a. journal b. fitness l…
B. Fitness Log
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question 4 the absorptive cells of the intestines are target cells for …
Question 4: glucocorticoids Question 5: osteoblasts
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question 2 the adrenal medulla hormones have target cells where? glucoc…
Question 2: C. the heart Question 3: D. a and b
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question 1 epinephrine targets smooth muscle of the respiratory system …
O smooth muscle of the respiratory system
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humans evolved in the eocene period. please select the best answer from…
F
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a diseased cell is no longer able to produce proteins. which cell struc…
C. ribosome
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gina is studying a cell under a powerful microscope. the cell does not …
B. a bacterial cell
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why was the great awakening significant to the american colonies? it ga…
It encouraged the desire for individual rights, which led to the American Revolution.
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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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8. describe an invasive species and how it can disrupt a native ecosyst…
8. An example of an invasive species is the zebra - mussel. It was introduced to North American waterways from Europe. Zebra - mussels reproduce quickly and attach to hard surface…
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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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the endosymbiotic theory helps to explain the origin of which structure…
mitochondria
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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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many historical references are found in this speech. in this contest br…
B. the Civil War
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which discovery supported the endosymbiotic theory? o dna in mitochondr…
DNA in mitochondria
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a grey fur dog (gg) is crossed with a black fur dog (gg). complete the …
The top - row boxes from left to right: G, g; The left - hand column boxes from top to bottom: g, g; The interior boxes from top - left to bottom - right: Gg, gg, Gg, gg.
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what is the basic unit of structure and function of all living organism…
D. cell
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based on the endosymbiotic theory, what cell would result from the endo…
a eukaryotic cell that can make its own food
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the discovery of mitochondrial dna (mtdna) had no effect on which area …
study of cork bark
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dad has heterozygous brown eyes and mom has homozygous blue eyes. brown…
| | b | b | |--|--|--| |B| Bb | Bb | |b| bb | bb |
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2. cellular division o compare and contrast the processes of cell divis…
2. - Similarity: Both produce daughter - cells with genetic information. - Differences: - Prokaryotes divide by binary fission without a mitotic spindle, eukaryotes use mitosis/me…
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“cross of gold”: the cause of humanity think about the section you hear…
pleading
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the characteristic for having dimples (d) is dominant to the characteri…
B. 50%
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how does the author develop the central idea in the text? by comparing …
by examining the evolution of photography over particular periods
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part #1 - evaluating student work of practice frq #1 researchers conduc…
a. The without - exercise treatment is a control to show normal prolactin release for comparison. b. Ann and Bob conclude prolactin release increases with exercise based on level …
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worksheet - forests: conservation & management - introduction to forest…
habitat
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phytoplankton play a crucial role in the oceans uptake of carbon from t…
B. By contrast,
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which punnett square shows a cross between a heterozygous tall (tt) pla…
C. Tt, tt; Tt, tt
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smooth - hawley tariff purpose to protect u.s. agriculture and industry…
- Primera pregunta: led to a decrease in US international trade - Segunda pregunta: over speculation in the stock market
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cross of gold: the cause of humanity click to listen to the audio file …
free silver
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6. reasons for specimen re - collection include all of the following ex…
6. c 7. a 8. d 9. a 10. d 11. b 12. c 13. d 14. b
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a homozygous green pea plant is mixed with a homozygous yellow pea plan…
| - | g | g | |--|--|--| | G | Gg | Gg | | G | Gg | Gg | 100 0
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use the punnett square below to identify the phenotypes of the offsprin…
B. 75 % Red and 25 % white
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1. if a stat test is ordered and the patient is not in their room, you …
1. b. Leave the request at the nurse's station for the nurse to perform the draw 2. d. Blood bank 3. d. all of the above 4. a. The sample should be labeled as usual 5. a. Vigorous…
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1. base your answers on the diagram below. the diagram shows the offspr…
D. gg x GG