生物
细胞生物学、遗传学、生态学与生命科学基础。
-
select the correct answer. which statement is true about biodiversity? …
C. Human activity can improve, maintain, or hurt biodiversity.
-
select the correct answer. the graph shows the change in number of two …
D. predator - prey
-
resource availability affects populations of organisms in an ecosystem.…
A. The moose had abundant food and limited predators in 1970; E. In 1990, some sort of catastrophic event caused the death of more than half the moose.
-
part b which of these would best explain why the microbial population b…
D. organisms began to die as the population was larger than could be supported by the limiting factors
-
drag the tiles to the correct boxes to complete the pairs. match each b…
- using plants to control a native plant population → biological augmentation - using plants to absorb harmful compounds → bioremediation - using plants to increase biodiversity a…
-
microbe population part a what is the area of this graph called where t…
C. carrying capacity
-
examine the model for two cellular organelles found in many eukaryotic …
A. Letter Z could be carbon dioxide because it is produced in cellular respiration and is a reactant of photosynthesis. B. Letter Z could be a water molecule because it is produce…
-
select the correct answer. how does the usable form of nitrogen enter o…
B. by consuming plants
-
invasive species an invasive species is one that is not native to a par…
B. Sciurus carolinensis, common name eastern gray squirrel or grey squirrel depending on region, is a tree squirrel in the genus Sciurus. It is native to eastern North America, wh…
-
invasive species an invasive species is one that is not native to a par…
For Part A: C. they take away resources from native organisms
-
drag each label to the correct location. determine the stability of eac…
- **Less Stable**: an ecosystem that has very few species at every trophic level, an ecosystem with populations that mate with only related species - **More Stable**: an ecosystem…
-
drag and drop each term to correctly complete the prompt. without human…
1. activities 2. fossil fuels 3. forests 4. photosynthesis 5. industrial revolution 6. fast cycle
-
select the correct answer. conservationists establish that the minimal …
C. The tigers will die out because they will be unable to sustain their population.
-
select the correct answer. which statement about population monitoring …
C. Population monitoring helps scientists identify the type of species present in an ecosystem.
-
photosynthesis both cellular respiration reactants are carbon dioxide a…
- **Photosynthesis**: Reactants are carbon dioxide and water; Products are glucose and oxygen. - **Both**: A series of chemical reactions. - **Cellular Respiration**: Reactants ar…
-
select the correct answer. which term do biologists use to describe the…
C. minimal viable population
-
drag the tiles to the correct boxes to complete the pairs. match the di…
- threat to birds → using wind energy - lack of protection against external threats → building national parks - fewer collection centers → recycling resources
-
select the correct answer from each drop - down menu. what type of popu…
First blank: netting; Second blank: transect sampling.
-
role of photosynthesis and cellular respiration in rbon cycle in the ca…
- **REMOVE \(CO_2\) from the atmosphere**: Photosynthesis - **RELEASE \(CO_2\) into the atmosphere**: Cellular Respiration, Combustion of fossil fuels, Decomposition
-
select the correct graph. identify the graph that represents the growth…
The third graph (the one with the S - shaped curve where the population size levels off) represents the growth of a population that has reached the carrying capacity of its habita…
-
select the correct answer. what can a biologist infer from a population…
D. The population has reached its carrying capacity.
-
overarching timeline put the following in chronological order, and mark…
2. coup against Directory (Rise, Domestic) 3. discovery of Rosetta Stone (Time in power, Foreign) 4. Battle of Ulm (Time in power, Foreign) 5. Napoleonic Code (Time in power, Dome…
-
select all the correct answers. blue jays and crows eat caterpillars an…
- The number of mice will decrease. - The number of caterpillars will decrease.
-
scenario: a doctor warns a patient about overexposure to a type of em w…
Ultraviolet
-
categorize the correct statement with the correct density dependent lim…
- **Predation**: the Canadian lynx and snowshoe hare populations rise and fall according to the absence or presence of the other; the grizzly bear population causes a steep declin…
-
what is the definition of foreshadowing? * a) a detailed description of…
First question: C. A hint or clue given by the author about something that will happen later in the story. Second question: D. Maya changes her career goals to align with her pare…
-
question 1 doctors use which type of em wave to destroy cancer cells in…
Gamma rays and X rays
-
what is the definition of a flashback? * a) a hint or clue about what w…
C) A moment when the story jumps back to an earlier time to provide background information.
-
identify the following tissue. elastic cartilage tissue areolar connect…
elastic cartilage tissue
-
7. jeffersons presidency is best known for which major land acquisition…
7. B. Louisiana Purchase 8. A. Lewis and Clark Expedition 9. C. Monticello 10. B. Weak central government with more power to the states 11. A. Embargo Act 12. A. The Revolution of…
-
in a food chain consisting of phytoplankton → zooplankton → fish → fish…
- First Question: quaternary consumers - Second Question: secondary succession - Third Question: the intentional release of a natural enemy of a pest population - Fourth Question:…
-
thomas jefferson quiz 1. in what year was thomas jefferson born? a) 173…
1. B. 1743 2. C. Shadwell, Virginia 3. D. The Declaration of Independence 4. B. University of Virginia 5. B. Democratic - Republican 6. B. John Adams
-
artículo 9. (1) aspirando sinceramente a una paz internacional basada e…
Pregunta 5: Japón. Pregunta 6: experimentó un crecimiento económico.
-
how would the decrease in grassland herbivore populations most likely a…
- B. Less energy will move to predators because fewer herbivores are available as food. - E. More energy will move to decomposers because more plant materials are left uneaten.
-
based on the data collected during drought. which of the following best…
Soil erosion decreases as native plants decline, which increases invasive grass spreading.
-
what is natural selection? natures way of picking who is best for an en…
nature's way of picking who is best for an environment
-
in a grassland ecosystem, plants use sunlight, water, and carbon dioxid…
Carbon, hydrogen, and oxygen.
-
what is the primary reason for the discrepancy (difference) between the…
The discrepancy is due to the loss of energy as heat, metabolism, and incomplete consumption by the primary consumers.
-
how does a decline in submerged aquatic vegetation (sav) affect the ene…
Energy in the ecosystem decreases because SAV captures less sunlight.
-
11. how were americans influenced by the growth of railroads during the…
C. Railroads created time zones, the growth of cities, and the first truly national market. ### Question 12
-
camouflage typically evolves as a result of * 1 point predation intersp…
- Camouflage typically evolves as a result of: predation - Within an ecosystem, a tree is a: producer - In a hypothetical food chain consisting of grass, grasshoppers, sparrows, a…
-
a group of citizens are concerned about the loss of trees in addition t…
- Fish populations that were preyed on by ospreys may increase, reducing invertebrate populations. - The removal of ospreys will destabilize the food web, potentially causing chan…
-
camo pre interspecific competition mutualism within an ecosystem, a tre…
- For "Within an ecosystem, a tree is a": producer. - For "In a hypothetical food chain consisting of grass, grasshoppers, sparrows, and hawks, the grasshoppers are": primary cons…
-
when a crocodile eats a fish, the interspec could be expressed as _____…
- First question: + - (plus, minus) - Second question: ecological niche - Third question: a hawk swooping down quickly to capture, kill, and eat a prairie king snake - Fourth ques…
-
using the same graph as in the p age * 1 point structure of the country…
- First question: an increased demand for resources based on population growth - Second question: potentially interacting populations of different kinds of organisms - Third quest…
-
which of the following organisms best illustrates x-selection? the prod…
- First question: a polar bear producing one or two cubs every three years - Second question: decreasing the food supply available to the population - Third question: increase
-
it is anticipated that construction of a new bridge will increase sedim…
1. Reduced water clarity 2. SAV growth declines due to lower light 3. Species that rely on SAV are affected
-
the death by bubonic plague of about one - third of europes population …
- First Question: density - dependent effect - Second Question: Type III survivorship curve - Third Question: An increase in the owl population should cause a fall in the rabbit p…
-
an ecologist hypothesizes that predation by a particular owl species is…
- First question: An increase in the owl population should cause a fall in the rabbit population. - Second question: has an advantage in habitats that have unpredictable habitats.…
-
a newly mated queen ant establishes an ant nest in an unoccupied patch …
1. logistic 2. size will decrease 3. density dependent effect
-
assume that there are five alligators per acre in a swamp in northern f…
- First question: density - Second question: graph that plots an individual's likelihood of being alive as a function of age - Third question: elephants - Fourth question: carryin…
-
population of individuals which date range best shows when the populati…
1970 - 1975
-
question 1 - 12 a landowner wants to increase the number of wild turkey…
B. The large concentration of turkeys at the feeding sites could damage plant life, negatively impacting the local ecosystem; C. The easy food source will likely attract and suppo…
-
spreadsheet programs are used to format spreadsheets and display number…
True
-
1. a student is analyzing the flow of energy through a grassland ecosys…
The secondary consumers will have 200 kcal.
-
which of the following skills can best help a person achieve social hea…
D. Excellent communication skills
-
a population of deer migrated to a nearby forest during the late 1990s.…
The deer population reached carrying capacity, leading to competition for limited food and resources.
-
a group of individuals of a single species that occupy the same general…
1. population 2. uniform dispersion
-
question 1: a significant, long - lasting environmental disturbance, su…
The stability of the ecosystem will decrease due to a series of ongoing effects that lead to reduced biodiversity.
-
a team of ecologists is studying a grassland ecosystem in a national pa…
Grass biomass will likely increase initially, but changes in plant diversity could alter the long - term structure of the grassland.
-
se pide a los estudiantes que lean un pasaje y decidan la mejor redacci…
B. escribiendo
-
20. match the worm with the correct phylum planarians c. elegans hookwo…
- Planarians: Platyhelminthes - C. elegans: Nematoda - Hookworms: Nematoda - Leeches: Annelida - Tapeworms: Platyhelminthes - Flukes: Platyhelminthes - Marine polycheates: Annelid…
-
question 1 - 7 energy pyramids show how energy moves through an ecosyst…
Feed herbivores a known amount of plant material and measure energy before and after eating. Then feed those herbivores to carnivores and measure again. Repeat daily for 3 weeks t…
-
20. match the worm with the correct phylum planarians c. elegans hookwo…
# Brief Explanations: - **Planarians**: They are free - living flatworms[SSE Completed, Client Connection Error][LLM SSE On Failure]
-
question 1 - 5 studies show that when humans clear forests or build cit…
They lower species diversity, cause local extinctions, and reduce genetic diversity in populations.
-
the name of the spanish explorer that natsabadolu saw was bartolomeo ca…
Cabeza de Vaca.
-
who was wounded in the opening battle of the american revolution? princ…
Prince Estabrook
-
what advantage did the colonists have during the american revolution? o…
more belief in their cause
-
monterey bay is known for having very high biodiversity. its thick kelp…
An increase in the shark population and a decrease in the small fish population.
-
use the newtons 1st law of motion notes in google classroom newtons 1st…
Fill in the Blank: 1. Inertia 2. inertia 3. external 4. net 5. equilibrium Multiple Choice: 1. b) The tendency of an object to resist changes in its motion 2. c) It will remain at…
-
objective: mitochondria are known as the powerhouses of the cell. they …
1. Cellular respiration 2. To create energy for the cell 3. They must eat plants and other animals. 4. To release energy from carbohydrates for cell use 5. They are broken down an…
-
question 1 - 3 don pedro lake is one of the biggest fishing lakes in ca…
A. A food chain
-
mitochondria are known as the powerhouses of the cell. they are organel…
1. Cellular respiration 2. To create energy for the cell 3. They must eat plants and other animals.
-
question 1 - 2 two local farmers are trying to determine the reason for…
| | The chemical GrowALot | Farmer A's orchard | Farmer B's orchard | The number of almonds produced | |---|---|---|---|---| | Control group | | | $\square$ | | | Dependent variab…
-
you are a student observing a sample of animal tissue under a microscop…
Cadmium
-
which phrase is the best definition of computer software? a. the soft d…
D. The instructions that direct a computer to receive, manipulate, and display information to perform specific functions
-
12. when creating daily schedules, you should plan to alternate more ac…
A. True
-
use the quote below to answer the question that follows: \if we withdra…
1. B. domino theory 2. D. were partitioned into two states along religious lines 3. B. India chose to remain non - aligned
-
read the passage from sugar changed the world. the fairs were very well…
The fairs had detailed, specific rules about what merchants could sell and how they could sell it.
-
the cultural revolution and the great leap forward were both: programs …
- Primera pregunta: Mao's attempts to solidify the Chinese Communist revolution. - Segunda pregunta: China claims territories that desire independence. - Tercera pregunta: produce…
-
living organisms maintain stable conditions inside the body. this is a …
Specific Heat
-
read the passage from sugar changed the world. a stream of pale ash - c…
"Over and over again the liquid had to be strained and purified."
-
which of the following was a major industry during the first industrial…
C. Textiles and coal
-
2.1.2 quiz: protein synthesis question 10 of 10 what happens during tra…
A. mRNA carries the genetic code to a ribosome. The code is used to assemble amino acids into a polypeptide chain.
-
2.1.2 quiz: protein synthesis question 9 of 10 proteins are made up of …
C. Carbon and oxygen
-
2.1.2 quiz: protein synthesis question 8 of 10 which statement correctl…
B. DNA has a deoxyribose backbone, while RNA has a ribose backbone.
-
2.1.2 quiz: protein synthesis question 7 of 10 what is the role of trna…
A. It acts as the translator between the mRNA sequence and the growing polypeptide.
-
2.1.2 quiz: protein synthesis question 6 of 10 how do the endoplasmic r…
B. The Golgi apparatus receives proteins from the rough endoplasmic reticulum and stores them for later use.
-
2.1.2 quiz: protein synthesis question 5 of 10 which sentence describes…
A. A protein's structure is based on its amino acid sequence, which is based on the nucleotide sequence of the DNA that codes for the protein.
-
2.1.2 quiz: protein synthesis question 4 of 10 how is rrna involved in …
B. It combines with proteins to form the large and small subunits of a ribosome.
-
2.1.2 quiz: protein synthesis question 3 of 10 which two statements cor…
B. RNA is used to build amino acid sequences. C. Long amino acid sequences fold in specific ways to form proteins.
-
2.1.2 quiz: protein synthesis question 2 of 10 which action must take p…
C. RNA polymerase binds to a coding region of DNA.
-
2.1.2 quiz: protein synthesis question 1 of 10 how does a proteins shap…
D. A protein’s shape is determined by how amino acid side chains interact.
-
clue #10: the final mystery youve gathered all the evidence, but theres…
Wind
-
exactly right! roundworms use that characteristic thrashing motion to m…
Annelida.
-
clue #8: the comparative biology notes hidden behind a stack of textboo…
B
-
1.4.2 test (cst): heredity question 25 of 25 in banded snails, shell co…
B. 0.25
-
1.4.2 test (cst): heredity question 24 of 25 which statement describes …
D. Meiosis is needed to produce gametes with genetic variation, while mitosis is needed to produce genetically identical cells.
-
clue #7: the anatomy chart mystery you discover a torn anatomy chart on…
Annelida
-
1.4.2 test (cst): heredity question 23 of 25 which sentence describes a…
C. A cytosine is added where an adenine is supposed to be in the growing strand.