生物
细胞生物学、遗传学、生态学与生命科学基础。
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in the text, you read this about the bank of the united states: the ban…
people in favor of states’ rights
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a ______ can be considered a prop in the office of a doctor. ○ cell pho…
D. stethoscope
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question 13 1 pts ______ was developed by the psychologist _______ and …
B. Behaviorism / John B. Watson / human behavior is not instinctive but learned within a social environment
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q9 which of these best summarizes the monroe doctrine? (1 point) the im…
Further colonization of the Americas by European countries is prohibited.
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unit test unit test complete 11 12 13 14 15 16 17 18 19 20 read the exc…
C. the cause for men to be lurking in darkness and what possible threat they pose to Portia and Brutus
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name: nafhiah stevenson amoeba sisters video questions: what is cell th…
1. Cell Theory: All living things are made of cells; cells are the basic unit of life; all cells come from pre-existing cells. 2. Water is polar and therefore enemies with the non…
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22. which of the following does not affect a molecules ability to cross…
energy of the cell
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21. which of the following is not an example of active transport? ○ mem…
osmosis
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20. which of the following statements describes the structure of the pl…
It is a lipid bilayer with the hydrophobic area pointing inward, and the hydrophilic area facing outward.
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19. a cell with 25% particles is placed in a solution with 55% particle…
hypertonic
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18. gravitropism is the plants response to gravity. _____ shows positiv…
C. roots; stems
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17. which of the following is a response to an external stimulus? ○ mig…
migration
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16. how do materials move into a cell from the outside? through intrace…
through membrane receptors
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15. ____ move around the cytoplasm, and digest substances that do not b…
Lysosomes
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14. the parasympathetic nervous system is responsible for getting your …
dilation of pupils
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13. the movement of molecules from an area of low concentration outside…
endocytosis
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12. a jackrabbit is a warm-blooded animal that lives in the desert. in …
by releasing excess heat through its oversized ears
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11. physical reaction is part of an interesting human response called f…
Your mouth waters.
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10. the random movement of molecules is referred to as ______. brownian…
Brownian Movement
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9. which of the following is true of active transport? in active transp…
Molecules called pumps function to control active transport.
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8. which of the following is moved across a cell membrane through the p…
glucose
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7. which of the following is not a method of thermoregulation? sweating…
deep breathing
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6. which type of cells thrive in an isotonic solution? plant cells cell…
C. animal cells
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5. ____ occurs when the cell membrane surrounds and engulfs large parti…
Phagocytosis
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4. selectively permeable membranes allow ______. no molecules to pass t…
only certain molecules to pass through
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3. facilitated diffusion is an example of ____ transport. ○ osmotic ○ a…
C. passive
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2 some molecules require the cell to use energy for movement across the…
A. active transport
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1. which of the following hormones requires the help of a membrane rece…
insulin
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10. which of the following is not a prokaryote? ○ eubacteria ○ archaeba…
C. fungi
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9. the grid - like lattice of proteins that gives the cell shape and su…
cytoskeleton
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8. which organelle is present in both plant and animal cells? large vac…
mitochondria
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7. every cell must remove its wastes. this function is performed by ___…
the lysosomes
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6. ____ cells lack a nucleus and have only non-membrane-bound organelle…
Prokaryotic
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5. which organelle is found in both prokaryotes and eukaryotes? vacuole…
ribosomes
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4. which organelle is present only in a plant cell? cell membrane nucle…
chloroplast
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unit test unit test complete 11 12 13 14 15 16 17 18 19 read the histor…
B. The Pentagon was worried that the shattered remains of the Soviet Union might be rebuilt before the United States.
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3. what was the first instrument used to observe microscopic objects? e…
light microscope
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2. match each scientist to his contribution to the study of cells. 1. f…
1. d. Robert Hooke 2. c. Theodore Schwann 3. a. Zaccharias Janssen 4. e. Robert Brown 5. b. Matthias Schleiden
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1. where would you expect to find the genetic material in a prokaryotic…
in the cytoplasm
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t 6 lesson 8 - the early republic test (copy) europe: youre not the onl…
prevent further European colonization in the Western Hemisphere
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unit test unit test complete 11 12 13 read the excerpt from \first gene…
A. Each relates an anecdote to appeal to the reader’s emotions.
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10. if a cells organelle worked in an actual human factory and had the …
mitochondrion
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read the passage from animal farm. in the late summer yet another of sn…
B. Those in power may spread propaganda to further their cause.
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9. which organelle is present only in a plant cell? ○ ribosome ○ cell m…
chloroplast
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8. which of the following is a function of chloroplasts? chloroplasts o…
Chloroplasts absorb sunlight to enable a plant to make food.
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q11 which of these best summarizes the monroe doctrine? (1 point) the i…
Further colonization of the Americas by European countries is prohibited.
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7. when was the cell theory established? 1700s 1600s 1900s 1800s
1800s
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use the excerpt below to answer the question that follows: washington l…
The nation could not afford another war so soon after the Revolution.
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6. the two lists below are notes two students wrote. their task was to …
Student 2 only
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5. which of the following groups is composed of prokaryotic cells? ○ ba…
bacteria
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4. which of the following is not a prokaryote? ○ eubacteria ○ halophile…
C. fungi
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3. which part of the cell theory was the first to be established? cells…
All living organisms are made of cells.
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2. what is the main difference between the two main groups of prokaryot…
cell wall structures
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1. where would you expect to find the genetic material in a prokaryotic…
in the cytoplasm
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q7 how did the election of 1796 increase political tensions? (1 point) …
President John Adams and Vice President Thomas Jefferson belonged to different political parties and did not agree on government policy.
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11. if an enzyme is added to a chemical reaction, it will do what? ○ ra…
lower the activation energy so the reaction rate will increase
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use the image to answer the question that follows: the war of 1812 caus…
Members of Congress did not believe the American military could compete with the British military.
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10. which enzyme is used to help bacteria, yeast, and other microorgani…
oxidoreductases
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9. an enzyme is a type of which macromolecule? ○ protein ○ lipid ○ nucl…
protein
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7. which of following factors has the greatest impact on an enzyme? - c…
temperature
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use the excerpt to answer the question that follows: \the subject to be…
The transportation and navigation of goods is part of the constitutional definition of commerce.
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3. match the key terms to their corresponding definitions. 1. inhibitor…
1. b 2. c 3. d 4. a
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1. which enzyme facilitates the movement of chemical groups from one mo…
transferases
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in spring, turkeys eat tender greens, shoots, tubers, leftover nuts and…
Approximately \(\boldsymbol{58.8}\) ounces (or about 59 ounces)
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we know that the story of columbus \proving\ the earth was not flat by …
In 1828 in a biography of Columbus written by American author Washington Irving.
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document a source: simón bolívar, address at the congress of angostura,…
1. Creoles 2. Conflicting with Indigenous peoples over land ownership and fighting Spanish colonial forces 3. Creoles 4. Spanish colonial authorities/forces
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read this excerpt from ot a dove, but no longer a hawk.\ thus, in the f…
A. Modern war is inherently violent and unfair.
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which organization reclassified pluto as a dwarf planet? the internatio…
A. the International Astronomical Union (IAU)
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what historical event overlapped with the discovery of uranus? the grea…
the American Revolution
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counterclaim what might someone say who disagrees with you? some people…
Cell phones in class are more of a distraction than a useful tool. While they may have some educational apps, the temptation to use them for non - academic activities (such as soc…
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why does infertility become more of an issue as women age? multiple cho…
The quality of their eggs decreases.
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taryn and josh recently adopted a child, julie. before the adoption, ta…
open
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3. how does heredity influence personality?
Heredity provides a biological foundation for personality. Traits like temperament (e.g., reactivity) have a genetic basis. Twin and adoption studies show genetic contributions (e…
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read the passage from the pillow book. \his excellency, the chancellor,…
A. "His Excellency, the Chancellor, wore a light violet Court cloak."
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who should address the needs of a patient with a mental disorder? (1 po…
C. a mental health professional
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which of the following is not a risk factor for depression and/or suici…
C. Being sad for a while after your friend moves away.
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assume a phenotype is determined by one gene with a dominant allele and…
B. 50%
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assume a phenotype is determined by one gene with a dominant allele and…
A. 0%
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assume a phenotype is determined by one gene with a dominant allele and…
B. Aa
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select the correct word to complete the sentence. 1. an early system of…
1. mass production 3. unskilled workers
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how would meiosis differ without independent assortment? □ each gamete …
C. Gametes would have all maternal chromosomes or all paternal chromosomes. E. The genetic diversity generated by meiosis would be limited to recombination.
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how does recombination contribute to offspring diversity? □ it yields g…
A. It yields gametes with random combinations of maternal and paternal chromosomes. C. It increases the genetic diversity among gametes produced by an organism. D. It yields chrom…
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how many chromosomes are in a normal human cell? 46 23 36 72 92
46
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how do meiosis i and meiosis ii differ? select the two answers that are…
C. Meiosis I divides homologous chromosomes, whereas meiosis II divides sister chromatids. D. Meiosis I is preceded by DNA replication, whereas meiosis II is not preceded by repli…
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how do haploid gametes result in diploid offspring? a diploid egg and a…
A haploid egg and a haploid sperm fuse to form a diploid zygote that grows by mitosis after fertilization.
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question 2 of 16 what is the end result of meiosis? diploid eggs haploi…
haploid gametes
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if two genes are located next to each other on the same chromosome, can…
No, some genes are inherited together because of their location on a chromosome.
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during meiosis, what happens to homologous chromosomes? they move apart…
They move apart from one another.
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a person inherits a functional cystic fibrosis allele from both parents…
The person will have a normal genotype and be healthy.
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a woman has cystic fibrosis. therefore, she must have: ○ inherited a cy…
inherited a cystic fibrosis allele from both her mother and father.
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what is the result when mutations create different alleles in a persons…
Although the variation could be harmless, it could potentially alter protein function or create nonfunctional proteins.
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which trait could a person unknowingly pass on to his or her offspring?…
albinism
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which genetic disease never has healthy carriers? - sickle-cell anemia …
B. Huntington disease
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which genetic disease never has healthy carriers? ○ sickle-cell anemia …
B. Huntington disease
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an alien species has 102 chromosomes in its diploid somatic cells. its …
C. 51
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how do chromosomes contribute to human phenotypic traits? ○ proteins co…
Chromosomes contain genes that code for proteins that bring about a person's physical traits.
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which statement is false regarding the scientific discoveries that have…
C. Scientists discovered the specific mechanism by which TGFB1 influences the severity of CF symptoms.
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mexican hairless dogs are hairless because of a dominant allele of a pa…
B. \(1/4\)
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a woman is heterozygous for a cf - associated gene (the alleles are rep…
C. either A or a
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which cells are haploid? gametes sperm egg zygote sperm, eggs, and zygo…
gametes, sperm, egg