生物
细胞生物学、遗传学、生态学与生命科学基础。
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assessment 2 - threats to forests forests: conservation & management 2 …
Non - native species introduced to an area ultimately harming the ecosystem or human health.
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a cross examines the inheritance of two traits at the same time. a mono…
C. dihybrid
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the type of cross in mendels first experiment is called a dihybrid cros…
B. FALSE
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from mendels first set of experiments, he concluded that a there are tw…
d. all of the above are correct
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the offspring of the p generation are called the f2 generation. true fa…
FALSE
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when mendel cross - pollinated purple - flowered and white - flowered p…
D. White - flowered plants disappeared in the \(F_1\) generation.
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what happens in anaphase? click ok! once you have selected the correct …
A. Sister chromatids separate and move toward opposite poles.
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which of the following statements describes mendels first set of experi…
a. Mendel first experimented with just one characteristic of a pea plant at a time. b. Mendel started with flower color and crossed two different flower - colored plants. c. The F…
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assessment 1 - introduction to forests forests: conservation & manageme…
10 percent
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what color(s) of flowers does a pea plant have if it inherits one facto…
d. violet
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the parent plants in experiments are referred to as the ____ generation…
d. P
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chromosomes are trapped in the. because of this, the nucleus click ok! …
nucleus
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females whove gone through puberty undergo roughly a 28 - day physiolog…
Menstrual; Uterus; Ovaries; Egg; Sperm; Penis; Vagina; Sperm; Fallopian tube; Egg
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question 8 0.5 pts a couple has two female children. what is the probab…
50%
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how do you move the chromosomes to the opposite ends of the cell? move …
drag and drop each chromosome
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question 7 0.5 pts what name is given to the specific location of a gen…
locus
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chromosomes, each with 2 halves. the blue chromosome halves are each la…
sister chromatid
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question 6 which of these crosses will produce only heterozygous offspr…
\(AA\times aa\)
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question 5 0.5 pts an individual who is homozygous ______________. carr…
An individual who is homozygous carries two copies of the same allele for a gene.
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assume you are investigating the inheritance of stem length in pea plan…
C. The F2 would have 75% long - stemmed plants and 25% short - stemmed plants.
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the f2 generation results from self - pollination of ———— plants. a f4 …
d. F1
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important event of prophase (the first step in the mitosis step of the …
move around
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question 4 0.5 pts in humans, the presence or absence of dimples is a t…
A. \(Dd\)
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one important event of prophase (the first step in the mitosis step c m…
chromatin
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as shown in mendels first experiment, which is a dominant characteristi…
A. Purple flowers
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question 3 according to mendels law of segregation, ______________. gam…
gametes have one allele copy for each gene
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question 2 0.5 pts for most traits, a person has two __________ for eve…
alleles, gene
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question 1 the genetic makeup of an individual is called its__________,…
genotype - phenotype
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the abcde rule for recognizing early signs of malignant melanoma refers…
Asymmetry, border irregularity, color, diameter, and evolution
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which of the following are associated with the sense of touch? multiple…
Tactile cells
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question 1 during g1 phase, chromosomes consist of one long dna molecul…
chromosomes consist of one long DNA molecule and associated proteins
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analysis and interpretations 1. explain why the homologous structures i…
1. Homologous structures show common ancestry as they have similar anatomical bases from a shared ancestor, with functions modified by natural selection. 2. The fin of a fish and …
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water flows through a selectively permeable membrane in a process calle…
E. osmosis; aquaporins
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the plasma membrane is mostly made of molecules that have hydrophilic h…
phospholipids
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which of these molecules is hydrophobic? multiple choice cholesterol di…
Cholesterol
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question 10 0.5 pts a couple has two female children. what is the proba…
50%
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question 9 0.5 pts which of the following is true of genetically modifi…
It is less genetically diverse than non - GM corn.
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question 8 0.5 pts alleles are described as _________________. o altern…
alternate versions of a gene
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question 7 0.5 pts the genetic makeup of an individual is called its __…
genotype...phenotype
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round seeds (r) are dominant to wrinkled seeds (r), and yellow seeds (y…
B. 1:1:1:1
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question 5 0.5 pts what name is given to the specific location of a gen…
B. locus
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in general, asexual reproduction results in the production of more offs…
Sexual reproduction mixes up alleles contributing to variation in a species.
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question 4 0.5 pts which of these crosses will only produce heterozygou…
\(AA\times aa\)
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a single chromosome can contain either one dna molecule or two identica…
True
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2. read the list of human vestigial structures shown in table 1 below. …
- Wisdom teeth: - Function: Grind tough plant materials (ancestral). - Vestigial: Modern diet and jaw size. - Little toe: - Function: Balance/grasping (arboreal ancestors). - Vest…
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question 3 an individual who is homozygous ○ expresses the recessive tr…
carries two copies of the same allele for a gene
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questions 1 and 2 refer to the following. \may it please your most exce…
B. Debates over how Britain's colonies should bear the cost of the Seven Years' War (French and Indian War)
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question 2 0.5 pts in humans, the presence or absence of dimples is a t…
B. \(Dd\)
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question 1 the best definition of a purebred plant is one that______. p…
self - fertilizes to produce offspring identical to the parent
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10. how do the digestive, respiratory, and circulatory systems all supp…
The digestive system provides glucose (from food breakdown), the respiratory system provides oxygen, and the circulatory system transports these to cells for cellular respiration …
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question 5 during g1 phase in humans, there are _____ total dna molecul…
46, 46
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question 2 you have devised a system that allows you to stain adenine b…
50% ### **Question 3**
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genetic factors and growth quick check which example best describes the…
A horse is the same size as its parents and similar height to other horses of the same breed that it lives with on a farm.
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genetic factors and growth quick check which sentence most accurately d…
average change in plant height divided by number of days
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the diagram below represents a cell. 7. which statement concerning atp …
7. (3) ATP is produced most efficiently by structure C 8. Glucose 9. Organelle A is the cell membrane. Function: Regulates substance movement in and out of the cell.
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genetic factors and growth quick check ruby has observed that plants in…
Ruby measures the heights of several species A, B, C, and D plants, each species for one week at a time for four consecutive weeks.
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question 10 of 10 in co - dominance, both phenotypes are expressed simu…
True
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1. write the chemical reaction for cellular respiration. label the reac…
1. \(C_6H_{12}O_6+6O_2 ightarrow6CO_2 + 6H_2O+\text{ATP}\); Reactants: \(C_6H_{12}O_6\), \(O_2\); Products: \(CO_2\), \(H_2O\), ATP 2. (3) carbon dioxide 3. (3) oxygen 4. Cellular…
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addition of a phosphate group to a protein increases the proteins poten…
- The increased potential energy after phosphate addition can be used by the protein to do work in the cell. - The negative charges in phosphate can repel neighboring R - groups, …
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what is the name of the single - celled organism that can be 5cm across…
C. sailor's eyeball
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select all examples of heterozygous genes from the list: pp aa pp aa aa…
Aa, Pp
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question 8 of 10 dominant alleles are noted as capitalized letters. rec…
True
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question 3.0.2 a major expenditure made to equipment that extends its u…
debiting equipment
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life requires energy. in a short essay (~100 words), describe the basic…
In an animal cell, energy from glucose via cellular respiration (glycolysis, citric acid cycle, oxidative phosphorylation) with ATP as energy currency and enzymes facilitating rea…
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question 7 of 10 offspring have three alleles for each gene. true false
B. False
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some photosynthetic bacteria (e.g., purple sulfur bacteria) have only p…
Photosynthesis with only photosystem I is more ancestral.
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question 46 which of the following does not occur during the calvin cyc…
release of oxygen
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question 6 of 10 what was the ratio of dominant to recessive phenotypes…
B. \(3:1\)
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chemiosmosis in chloroplasts involves which of the following processes?…
establishment of a proton gradient across the thylakoid membrane
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in the f1 (first filial) generation, there were three purple flowered p…
B. False
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question 4 of 10 which is an example of internal conflict? a. a family …
D. A trial lawyer tries to overcome his nervousness.
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which of the following statements is a correct distinction between auto…
A. Autotrophs, but not heterotrophs, can nourish themselves beginning with \(CO_2\) and other nutrients that are inorganic.
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if you exposed a photosynthesizing plant to water that contains both ra…
H in glucose and water; O in water and O2
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which of the following statements about the relationship between photos…
Cellular respiration is catabolic and photosynthesis is anabolic.
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the trait that is seen (or expressed) is described as the phenotype, or…
True
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where does the calvin cycle take place? ○ stroma of the chloroplast ○ t…
stroma of the chloroplast
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question 3 of 10 what generation to mendel track his plants to? parenta…
C. F2, second filial
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which of the following statements correctly describes an activity direc…
It receives electrons from the electron transport chain associated with thylakoid membranes.
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which of the following sequences correctly represents the flow of elect…
\(H2O ightarrow NADPH ightarrow Calvin\ cycle\)
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question 34 what is the proton - motive force? the energy required to r…
the energy provided by a transmembrane hydrogen ion gradient
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question 33 where are the proteins of the electron transport chain loca…
inner mitochondrial membrane
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one reason mendel liked using peas was because he could selectively mat…
True
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which of the following statements about nad+ is true? o nad+is the sour…
NAD+ is reduced to NADH during glycolysis.
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energy released by the electron transport chain is used to pump h+ into…
mitochondrial intermembrane space
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pigment in green plants that captures the energy in sunlight is called …
chlorophyll
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question 1 of 10 mendel used which type of organism to conduct his gene…
Pea plants
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true or false?: cellular respiration only occurs in animal cells. true …
False
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in addition to atp, what are the products of glycolysis? co₂ and h₂o co…
NADH and pyruvate.
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what are the products of cellular respiration? oxygen and carbon dioxid…
water and carbon dioxide
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question 27 where does glycolysis occur in animal cells? ○ cytosol ○ ou…
cytosol
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what are the reactants of photosynthesis? water and oxygen carbon dioxi…
carbon dioxide and water
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every time you exhale (breathe out), your body is getting rid of carbon…
carbon dioxide
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the oxygen consumed during cellular respiration is involved directly in…
accepting electrons at the end of the electron transport chain
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what is the process in which plants capture the energy in sunlight and …
photosynthesis
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the organic molecule that is the cells primary form of energy? gmp adp …
ATP
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look at the following excerpt from chapter four of windows to the unive…
A. to show that testing was a lengthy and ongoing process
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which industry did andrew carnegie control during the industrial revolu…
steel
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read the excerpt from chapter four of windows to the universe: revoluti…
It establishes a chronological connection between the development of Hubble and JWST.
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which of the following statements regarding enzymes is true? enzymes in…
Enzymes increase the rate of a reaction by lowering the activation energy barrier.
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look at the timeline excerpt from chapter four of windows to the univer…
It emphasizes the precise timing of JWST's most critical milestones.