生物
細胞生物學、遺傳學、生態學與生命科學基礎。
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logistic growth occurs whenever a populations size approaches its carry…
a stand of maple trees in a dense forest that compete for sunlight
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question 9 the scope of evolutionary adaptation attained by h. erectus …
surpassed that of earlier Homo species such as H. habilis.
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the species of large - brained, robust hominins that lived between 1.8 …
Homo erectus
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question 6 the slow, gradual transformation of a single species over ti…
C. anagenesis
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7. which is the location of electron transports systems in prokaryotes?…
7. d. the cytoplasmic membrane 8. Anabolic processes 9. Oxidation 10. Bioremediation
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ecosystems and their resources are finite. eventually, populations run …
17
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as it has become increasingly clear to paleoanthropologists that human …
they are less willing to claim that a bundle of traits signifying "human nature" originated at one time among our distant ancestors.
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5. monosaccharides may link together to form polysaccharides by forming…
5. d. glycosidic 6. d. to make NAD+ 7. (The options provided are incorrect. The correct answer is the plasma membrane)
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please answer the following questions. 1. which of the following compou…
1. C. coenzyme A 2. B. A proton gradient allows hydrogen ions to flow back into the cells through transmembrane protein channels, releasing energy that is used to generate ATP. 3.…
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question 10 1 pts which of the following is a valid comparison between …
The leaders of the American Revolution were primarily owners of property, but the leaders of Saint - Domingue were primarily slaves.
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question 8 1 pts which of the following accurately indicates the proces…
D. Countries gradually prohibited the slave trade, and Britain posted a naval squadron off the coast of West Africa to prevent any slave trade north of the equator.
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what do arrows c and d point to? compact bone with arrow a pointing to …
B. Volkmann's canal, Haversian canal
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question 6 1 pts who benefited most from the revolutions against spanis…
Simon Bolivar, who went on to found the federation of "Gran Colombia"
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question 4 1 pts which of the following is a consequence of the revolut…
President Thomas Jefferson refused to recognize the new nation, worried that its success might inspire similar revolts in the United States.
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the process by which an ovum is released from an ovary is called ______…
ovulation
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question 3 1 pts which of the following accurately characterizes both t…
D. Both introduced republican forms of government.
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the breakdown in the lining of the endometrium occurs in the ______ sta…
D. menstruation
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the part of the program where strfirst can be used def username (strfir…
C. scope
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where does oxygen release the energy stored in nutrients to provide hea…
1. C. Cells throughout the body 2. 1) True
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when can you start? carolyn and tina were hired to organize and paint t…
Actions are more valuable than talk.
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question 7 (2.5 points) which of the following occurs during the follic…
FSH is released from the pituitary gland.
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question 6 (2.5 points) the purpose of residual air in the lungs is to …
Question 6: allow the continuous exchange of gases between breaths Question 7: None of the provided options are correct for the follicle stage.
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sound is produced by air being expelled from the lungs and passed over …
1) True 2) esophagus
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question 1 (2.5 points) a zygote is a(n) ______. human sex cell fertili…
B. fertilized egg cell
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alia was dismayed to find herself in the drawing studio. she had been s…
Don't assume you won't like something until you try it.
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name two regions where you would find this type of cartilage. this is a…
C. nose, trachea
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3.4.2 quiz: city culture question 4 of 10 what helped drive the move to…
B. The transportation revolution
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what do arrows c and d point to? histology slide with arrow a pointing …
concentric lamellae; central canal
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a)identify the tissue seen here. b)what does the arrow point to? histol…
a) Compact bone b) Canaliculi
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what was the name of the giant fungal columns that dominated the land? …
1. B. Prototaxites 2. C. Silurian
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28 multiple choice 2 points what was the name of the giant fungal colum…
B. Prototaxites
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multiple choice 2 points in the image below, what are the cells labeled…
Polar nuclei
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which of the following did not provide evidence that chloroplasts arose…
Presence of peptidoglycan in glaucophytes
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3.3.7 quiz: new european arrivals question 10 of 10 a large number of g…
D. they were on the losing side of a revolution.
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multiple choice 2 points in the image of double - fertilization below, …
Polar nuclei
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compare linear, exponential, and logistic growth. growth rate stays rou…
1. Growth rate stays roughly constant over time: Linear growth 2. Growth rate initially increases over time but then decreases and eventually reaches zero: Logistic growth 3. Grow…
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you buy a cellphone plan that gives you up to 10 gb of data for $20 per…
B. $5
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multiple choice 2 points generally, what part of a flower will always b…
1. C. The Ovary 2. C. Stomata
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multiple choice 2 points 23 generally, what part of a flower will alway…
The Ovary
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this bacterial population exhibited logistic growth over 24 hours. the …
1. between hours 2 and 4 2. between hours 12 and 14 3. between hours 14 and 16 4. between hours 16 and 18 5. between hours 18 and 20
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22 multiple choice 2 points a female pine cone is known as a megastrobi…
A. Megastrobilus
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multiple choice 2 points which gives rise to the male gametophyte in se…
1. A. Microsporangia 2. False
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multiple choice 2 points the first seed - bearing plants to evolve (now…
1. Seed Ferns 2. Microsporangia
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according to the monks stories, what common trait do hercules and samso…
C. They both succumbed to scheming women.
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the population of bacteria grew exponentially, roughly doubling every 3…
The population consumed all the available food. The population did not have more space to grow.
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transports water an minerals from the soil up to photosynthesis down an…
1. Xylem, Phloem 2. Seed Ferns 3. Microsporangia
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18 multiple choice 2 points ______ transports water an minerals from th…
18. A. Xylem, Phloem 19. A. Gymnosperms
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exponential growth is most likely to occur when conditions are optimal,…
a population of carp that is released into a new habitat with few predators and plenty of food
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the bacterial population did not have a constant growth rate, so it did…
1. between minutes 150 and 180 2. between minutes 120 and 150 3. between minutes 90 and 120 4. between minutes 60 and 90 5. between minutes 30 and 60
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multiple choice 2 points 17 to reproduce sexually, bryophytes and ferns…
B. Free water for sperm to swim to the eggs
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which sentence best describes a characteristic of a parable? a. the sto…
D. The story stresses the effects of good and bad behavior.
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which of the following did not provide evidence that chloroplasts arose…
Electron microscopy
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multiple choice in alternation of generations in plants, the meiosis, f…
For the first question: Meiosis, Fertilization For the second question: Free water for sperm to swim to the eggs
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imagine a population of bacteria growing in a petri dish with nutrient …
The bacterial population's growth rate between minutes 120 and 150 was greater than its growth rate between minutes 30 and 60. The population's growth rate increased over time. Po…
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multiple choice 2 points in alternation of generations in plants, the g…
1. Meiosis, Fertilization 2. Free water for sperm to swim to the eggs
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the gametocytes of the malaria - causing organism plasmodium develop in…
are picked up by a feeding mosquito from the human host's blood.
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for most populations, available resources are limited and restrict how …
The population grew relatively slowly for the first 12 hours. The population grew relatively quickly between hours 14 and 18. The population size did not change much after hour 19.
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species that form large toxic blooms in the ocean are o euglenids. o pa…
E. dinoflagellates
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the bacterial population did not have a constant growth rate, so it did…
The bacterial population's growth rate between minutes 90 and 120 was greater than its growth rate between minutes 60 and 90. Its growth rate between minutes 120 and 150 was great…
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capillary action is one of the forces that moves water from the roots o…
- Cohesive forces between water molecules help water molecules stick together as water moves up through a plant. - For capillary action to occur, adhesive forces must be stronger …
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in alternation of generations in plants, the gametophyte generation is …
16. Meiosis, Fertilization 17. Meiosis, Fertilization
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dinoflagellates have endosymbiotic relationships with corals. corals ca…
Turbid waters block sunlight from reaching photosynthesizing dinoflagellates.
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imagine a population of bacteria growing in a petri dish with nutrient …
The population had a constant growth rate. During each 30 - minute interval, the population's growth was positive.
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which statement about foraminiferans is false? they can form shells tha…
They can form shells that are composed of silica.
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linear growth is most likely to occur when the number of reproductive i…
a colony of bees, which always has one reproductive female no matter how big the colony gets
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a populations growth rate is the change in its population size per unit…
3
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in alternation of generations, the o haploid organism produces gametes …
diploid organism produces spores.
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14 multiple choice 2 points you travel back in time and find a 15 meter…
14. Is the Diploid Sporophyte 15. Use of Chlorophyll A and B, Use of Starch as an energy storage product, Cell walls made of cellulose
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the naked mole - rat is a mammal that lives in underground colonies in …
- The population grew by roughly the same number of individuals every three months. - More individuals joined the population than left the population. - Population growth was posi…
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in the picture of the moss life cycle below, what is the egg - containi…
C. Archegonium
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which example best demonstrates the importance of sex (or genetic recom…
In Paramecium, if conjugation does not occur, clones typically survive only 350 rounds of cell division.
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by tracking births, deaths, immigrants, and emigrants, scientists can m…
18
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which statement about dinoflagellates is false? they can be responsible…
Their presence in coral is of limited or minor significance to the coral.
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12 multiple choice 2 points which one of the following fungi is most as…
C. Glomeromycota
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11 multiple answer 2 points of all these types of fungi, which are theo…
Microsporidia, Chytridiomycota
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you isolate an organism with two unequal flagella (one with hairs) that…
B. stramenopiles
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diatoms are responsible for only a small fraction of photosynthetic co₂…
are primary producers.
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which statement about brown algae is false? they contain fucoxanthin. t…
They are closely related to red algae.
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which statement about oomycetes is false? they have flagellated reprodu…
They are closely related to fungi.
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hoja de práctica del cuadrado punnett instrucciones: responde las sigui…
a. Genotipo: Tt 100% Fenotipo: Alto 100% b. Genotipo: Tt 50%, tt 50% Fenotipo: Alto 50%, Bajo 50% c. Genotipo: TT 25%, Tt 50%, tt 25% Fenotipo: Alto 75%, Bajo 25%
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which features would most likely be characteristic of a protist with a …
Heterotrophy and quick movements in shallow freshwater ponds
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which statement provides the best evidence of the relative ease with wh…
Experimental studies have shown that in only a few months, multicellularity can be artificially selected for in some normally unicellular eukaryotic species.
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multiple choice 2 points. what is the ploidy of the basidium, the cell …
2N
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after a particularly warm and wet summer, there is a spike in the popul…
The increase in tsetse flies has created more insect vectors for the kinetoplastid Trypanosoma brucei, resulting in more individuals struck by the sleeping sickness.
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which of the following is not a monophyletic group? microbial eukaryote…
Microbial eukaryotes
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8 multiple choice 2 points the secondary mycelium of a fungus which is …
C. N + N
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7 multiple choice 2 points most lichens belong to which fungal phylum? …
A. Ascomycota
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recent research has revealed the presence of cytoskeletal proteins in p…
Prokaryotes are evolving features that are similar to those in eukaryotes.
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commensalism (im not affected by you, but you benefit from me) mutualis…
C. Cyanobacterium
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which feature, possessed by eukaryotes but lacking in cyanobacteria, al…
C. Cytoskeletal elements
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5 multiple choice 2 points the relationship between the fungus and the …
C. Mutualism (We benefit each other) (aka symbiotic)
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which anatomical feature of eukaryotes played the biggest role in their…
Mitochondrion
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heterotrophy eats its own young eats dead bodies multiple choice 2 poin…
B. Ascomycota
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the chloroplasts of green algae and land plants have two membranes. the…
The ancestral euglenid engulfed a green alga through secondary endosymbiosis, while a different green alga became the ancestor to plants.
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3 multiple choice 2 points a saprobe is a creature which... engages in …
D. Eats dead bodies
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which of the following did not provide evidence that chloroplasts arose…
Electron microscopy
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3.3.2 quiz: slavery in the south question 7 of 10 u.s. cotton exports s…
A. Encouraged worldwide industrial development.
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multiple choice 2 points an ancient archaic cell engulfed a cyanobacter…
B. Endosymbiotic theory
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3.3.2 quiz: slavery in the south question 7 of 10 u.s. cotton exports s…
A. Encouraged worldwide industrial development.
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1 multiple choice 2 points which of the following is the closest sister…
Charophyta