生物
细胞生物学、遗传学、生态学与生命科学基础。
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which of the following did darwin study that led to the understanding o…
finches
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what did darwin theorize about the finches he found on the galapagos is…
They were all descended from the same species.
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how did the congress of vienna impose order on europe? they implemented…
They restored old monarchies and bureaucracies.
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ejaculation of semen from the penis is caused by multiple choice a para…
sympathetic nerve firing, which initiates smooth muscle contraction in the epididymis, vas deferens, ejaculatory ducts, prostate, and seminal vesicles.
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which of the following is an example of darwins theory of evolution? gi…
Finches on separate islands have different beak shapes depending on the food sources available.
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what scientist is credited with the theory of evolution? linus pauling …
Charles Darwin
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why were different organisms found on each island of the galapagos? the…
The climate and food sources on the islands varied.
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how did the second industrial revolution affect the roles of women? it …
It opened new job opportunities, creating a demand for service and white - collar workers.
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how did electricity transform the industrial revolution? it encouraged …
It spawned new inventions and modernized factories.
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how did the english revolutions of the seventeenth century pave the way…
They provided freedom and opportunity to economically progressive individuals.
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how did agricultural improvements in britain affect the industrial revo…
Food increases led to rapid population growth, providing surplus labor for emerging factories.
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a hiker pauses to take a picture or a beautiful sunset, but when she pu…
It can provide the electricity needed to charge her cell phone.
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select the correct answer from each drop - down menu. which formulas re…
A. =XOR(B4 = 12,C4 < 9), B. =AND(B4 = 12,C4 > 9)
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select the correct answer from each drop - down menu. which formulas re…
=XOR(B4 = 12,C4 < 9)
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what would happen if a better theory to explain changes in organisms wa…
The new theory would replace the old one.
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what term is used to describe a change in the genetic variation of a po…
microevolution
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what is bipedal locomotion? no movement movement involving wings and le…
movement involving two feet or legs
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type the correct answer in the box. which symbol should you use for ent…
=
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why is observing evolution firsthand challenging? evolution is a slow p…
Evolution is a slow process, often spanning long periods of time.
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we hold these truths to be self-evident, that all men are created equal…
The colonists' natural rights had been abused by the English government.
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why is observing evolution firsthand challenging? evolution is a slow p…
Evolution is a slow process, often spanning long periods of time.
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type the correct answer in the box. how would you express the formula e…
$E$3+$E$4
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select the correct answer. you try to enter your name into a cell that …
B. #VALUE
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jamie works on a spreadsheet in which he has to label sets of data. how…
B. using the cell pointer
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which of the following best summarizes how the conflicts in rwanda in 1…
The events in Rwanda show that genocide can still happen, despite the impact of the Holocaust.
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select the correct answer. peter works on a huge database of numerical …
C. landscape and portrait page orientation
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why is observing evolution firsthand challenging? evolution is a slow p…
Evolution is a slow process, often spanning long periods of time.
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what is a common misconception about evolution? that it is a linear pro…
All of the given statements are common misconceptions about evolution.
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how is evolution generally defined? change over time no change in speci…
"change over time"
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why is evolution considered a theory, and not a law? because it lacks e…
because it is accepted explanation for a natural phenomenon based on evidence only
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to the honorable the general assembly of the commonwealth of virginia. …
It is equal in importance to other fundamental rights.
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answer the question correctly to continue reading what idea posed by ca…
C. Our brains carry the seeds of the past.
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read the sentence. we wrote in our journals for twenty minutes each day…
adverbial phrase
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to the honorable the general assembly of the commonwealth of virginia, …
A religious organization
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the constitutional amendment that has played a key role in clarifying e…
Fourteenth Amendment
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15. which of the following shows an example of a correct direct quote i…
A. Michael Andrews notes, "The novel has several excellent examples of symbolism" (Andrews 22).
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13. here we see molecules diffusing through a cell membrane. which of t…
- Molecules try to reach equilibrium. - This process does not require energy so it is passive transport. - If the molecules are water this would be an example of osmosis. - The ce…
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8. describe three advantages an individual organism might have by livin…
- Increased protection from predators. - Enhanced resource acquisition. - Improved mating opportunities. ### Question 9
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12. these cells (in which the cell membrane has pulled away from the ce…
salt water; osmosis
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7. draw a graph of logistic growth. label the point at which the resour…
To draw the logistic growth graph: 1. Plot the population size on the y - axis and time on the x - axis. 2. The curve starts with a slow increase (lag phase), then has a rapid exp…
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6. a herd of zebras has 9 males and 62 females. during a one - year per…
c. The herd has not reached its carrying capacity because the growth rate is negative.
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which of the following best describes the internal conflict that macbet…
First question: He is tempted by ambition, but he is afraid of how wrongdoing will affect his conscience. Second question: The eye wink at the hand; yet let that be / Which the ey…
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11. classify the following as a cell, tissue, organ, organ system or or…
- A group of nerve cells: Tissue - Stomach: Organ - All the leaves on a tree: Organ system - Heart, arteries, and veins: Organ system - An amoeba: Cell, Organism
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activity: write a short journal entry from cains perspective before and…
**Before**: "I see Abel's offering accepted, mine rejected. Why? Jealousy burns. He seems favored. Resentment grows. Why does God choose him over me?" **After**: "Guilt weighs. I …
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solve the equation: 15 = 2y - 5 to join a local square dancing group, j…
\(x=-48\)
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6. a herd of zebras has 9 males and 62 females. during a one - year per…
C. The herd has not reached its carrying capacity because the growth rate is negative.
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why are white - eyed female fruit flies so rare in nature? white - eyed…
C. Females must inherit two copies of the recessive allele.
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which sex chromosome contains more genes?
The X chromosome.
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10. the digestive system consists of major organs like the stomach, liv…
The digestive system processes food into nutrients, and the circulatory system (bloodstream) transports these nutrients to cells. This shows the digestive and circulatory systems …
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how does multiple patterns of inheritance increase the chance of surviv…
promoting genetic diversity
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a black swan and white swan breed and produce offspring that are gray i…
The alleles for white and black have incomplete dominance, and they blend producing gray feathers.
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what is a mono - hybrid cross? crossing two different traits simultaneo…
crossing two individuals with the same trait
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the diagram below shows a solution with one solute. the solution fills …
For the solute particles to reach equilibrium, more particles will move across the membrane from the left to the right.
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what was mendels key question in the dihybrid cross experiments? how ma…
Are traits inherited independently or together?
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the diagram below shows a solution with one solute. the solution fills …
Because the solute particles have reached equilibrium, the same number of particles will move across the membrane in each direction.
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which of the following represents the law of segregation in genetics? a…
Allele pairs randomly segregate when gametes are formed during meiosis.
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the diagram below shows a solution with one solute. the solution fills …
For the solute particles to reach equilibrium, more particles will move across the membrane from the left to the right.
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understanding allele expression every gamete obtains only one version o…
No, they will not.
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the diagram below shows a solution with one solute. the solution fills …
For the solute particles to reach equilibrium, more particles will move across the membrane from the left to the right.
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punnett squares the use of punnett squares is crucial in predicting the…
The probability of "aa" is 100%.
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in a punnett square, what do the horizontal and vertical rows represent…
alleles from each parent
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what is a neutral mutation? a mutation with no effect a mutation with b…
a mutation with no effect
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which type of frame shift mutation adds a base? substitution deletion i…
insertion
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using context for each item, determine whether the boldface word from p…
1. Correct 2. Correct 3. Incorrect (the correct word might be "tarry over" or "tarry on", but as it is, the usage is odd. "Tarry" alone in this context is not standard) 4. Correct…
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what do we call chromosome pairs 1 - 22? gametes karyotype autosomal ch…
Autosomal chromosomes
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if this woman has a son, what sex chromosome would she give her son? un…
X
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what did the human genome project provide the world with? a detailed un…
a detailed instruction booklet for human development and function
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what percentage of the human genome did the human genome project state …
2%
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how does the process of modifying an organisms dna typically begin? by …
by identifying the specific gene or genes of interest
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in the case of e. coli breaking down lactose, which mechanism helps con…
the lac operon
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what is an operon? a type of rna involved in gene regulation. a structu…
A group of genes that regulate together and have a related job.
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which allele will be expressed when both a dominant and recessive allel…
dominant only
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which of the following is regarded as the physical characteristics of a…
phenotype
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which of the following is the study of heredity and how genetic informa…
Genetics
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in mendels experiments, he carefully created \true breeding\ plants tha…
ALWAYS have offspring with traits IDENTICAL to the parent plant
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what is the purpose of gene regulation? to make the cell have powers to…
to control the expression of genes
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why is gene regulation crucial? because it gives that organism superpow…
because it determines the characteristics and functions of cells
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which of these causes traits to vary in a population? alleles predators…
alleles
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in mendels experiments, he carefully created \true breeding\ plants tha…
ALWAYS have offspring with traits IDENTICAL to the parent plant
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which of the following occurs during artificial cross - pollination? th…
The scientist completely controls the transfer of pollen from one flower to the stigma of another.
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1) 4 classrooms with 116 students 2) 51 dollars for mowing 3 lawns 3) 5…
1. \(29\) students per class 2. \(17\) dollars per lawn 3. \(3\) dollars per bar 4. \(90\) words per minute 5. \(5\) dollars per cover 6. \(47\) cans per bag 7. \(14\) bags per tr…
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most revolutions began with anger surrounding the issue of money. polit…
politics.
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what is the result of a successful revolution? check all that apply. wi…
winning independence from a governing country, unseating a current leader and naming a new one, changing the traditional methods of government
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9. how do the following illustrate the phrase “form fits function”? how…
- Red Blood Cells: Small, biconcave discs with no nucleus (in humans). Large surface - area - to - volume ratio for gas exchange; more space for hemoglobin. - Neurons: Cell body w…
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the best example of cause and effect after the congress of vienna is na…
the French empire was demolished, so liberal ideology grew.
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which of the following plant adaptations protects savanna plants from g…
D. bitter taste
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8. which of the following describe unicellular organisms? (check all th…
- They are more simplistic in structure - They are one - celled creatures - They reproduce asexually (by making a copy of themselves)
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1. what is the primary role of the federal bureaucracy in the domestic …
1. Enforcing and implementing laws passed by Congress 2. Domestic issues occasionally require international coordination, such as in global health crises. 3. Domestic policy 4. Co…
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which of the following organisms is found in the grasslands of south am…
B. Rhea
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if the energy of the wave becomes part of the internal energy of the ob…
absorbed
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organisms that live in the savanna and grassland biomes have developed …
A. an animal with thick fur
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1. what is the primary purpose of local campaigns? to connect with loca…
1. To connect with local voters on issues that affect their community 2. Primaries are elections where voters cast ballots, and caucuses are meetings where voters openly choose ca…
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explain why this statement is false: only heterotrophs perform cellular…
- The statement "Only heterotrophs perform cellular respiration" is false because autotrophs also perform cellular respiration to convert the glucose they produce (e.g., through p…
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fires are important to savanna ecosystems, but not to grassland ecosyst…
F
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6. this diagram shows several of the same cells working together. this …
tissue
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5. put the following in order from smallest least complex to largest mo…
cell, tissue, organ, organ system, organism
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what makes humans different from other living things?
Humans have complex language, advanced reasoning, cultural creation, and moral consciousness.
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which organism needs a digestive system because it does not produce its…
tiger
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#13 paste quote #2 here one study finds black economic authors are slig…
Organizations need diverse staff perspectives to avoid blind spots. For example, Black economic authors (a diverse group) face publication challenges. Including their voices (dive…
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4. in the above diagram the semi - permeable membrane is shown. if the …
- If the molecules moving are oxygen, then this would be an example of **diffusion**. - The state reached in the right - hand side of the diagram is **equilibrium**. - This is **p…