Biologie
Zellbiologie, Genetik, Ökologie und Grundlagen der Lebenswissenschaften.
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question 12 of 25 directional selection stabilizing selection disruptiv…
Directional selection: Individuals of a lizard species vary in color from light brown to dark brown. After several generations, the lizards are mostly light brown. Stabilizing sel…
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question 3 3 / 4 read this passage from the article: in 2021, lily was …
C. To show that kids have made amazing fossil finds
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in which type of selection are intermediate traits favored over more ex…
stabilizing selection
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what makes kids such great fossil hunters? kids are naturally inquisiti…
C. Kids are naturally inquisitive about the world. If you see something unusual lying on the ground, chances are you're going to want to get a closer look.
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in which type of selection does the environment favor traits on the ext…
disruptive or diversifying selection
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in which type of selection does a change in the environment favor the s…
directional selection
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kids on the hunt the proud fossil hunters who unearthed this prehistori…
C. Three kids happened upon it during a family fossil hunt in North Dakota.
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question 8 of 25 coat color in timber wolves ranges from white to gray …
stabilizing selection
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question 7 of 25 most of the mice in a population living in a forest cl…
disruptive (diversifying) selection
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question 6 of 25 scale color in a population of lizards ranges from tan…
B. directional selection
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13) choose the best answer. how does compliance differ from internaliza…
Compliance is outward behavior done to gain favor or avoid punishment. Internalization is behavior that reflects one’s beliefs and desires.
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question 5 of 25 select the definition of adaptation from the phrases p…
an inherited trait that increases the survival and reproduction of organisms that bear it
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an organisms fitness depends on its _______. ○ physical size ○ reproduc…
reproductive success
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natural selection is the primary process responsible for adaptive evolu…
Individuals with adaptive inherited traits are more likely to survive and produce offspring.
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question 9 of 35 when you use equipment like steam tables, soup warmers…
D. You use a food thermometer to check the internal temperature of the food.
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question 2 of 25 imagine a population of beetles. yellow beetles are ea…
natural selection
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which phrase best describes evolution? ○ the changes in a populations l…
a change in the frequency of alleles in a population over time
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hello kitty’s charm though hello kitty has been a fixture in pop cultur…
D. Her face does not convey emotions.
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a non - staph bacterium that is resistant to penicillin and a staph bac…
gene transfer
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a sensitive s. aureus bacterium acquires a new gene that allows it to r…
digest beta-lactam antibiotics
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question 3 of 10 in magical realist literature, where can the reader fi…
D. In the struggle between reality and the supernatural
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when a population shows an adaptation, it means that a population respo…
advantageous; increases
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what is the environmental pressure in the case of antibiotic resistance…
the presence or absence of antibiotics in the environment
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Question was provided via image upload.
B. antibiotics.
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the graph shows ____ selection. if it showed a change from medium birth…
stabilizing; directional
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which of these is a feature of both evolution and natural selection? ○ …
A. the change in allele frequencies over time in a population
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4) choose true or false. in courtship signaling, a male first approache…
False
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experts estimate that approximately ______ of the u.s. population carri…
20%
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use your class notes and 6.2 textbook link to answer the following. que…
B. as mitosis ends.
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question 9 2 pts refer to the illustration above. the cell in diagram 1…
anaphase (the option "anaphase" among the choices)
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Question was provided via image upload.
According to public health and medical research, approximately one-third (33%) of the U.S. population is estimated to carry *Staphylococcus aureus* (S. aureus) on their skin or in…
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use your class notes and 6.2 textbook link to answer the following. que…
D. cleavage furrow
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refer to the illustration above. the cell shown in diagram 5 is in telo…
telophase
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a little \dragon\ lives on the tale of a tiny lizard made big headlines…
B. They have been bred in captivity but have not yet been returned to the wild.
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which description might lead to a graph like this one? the environment …
an environment with both soft seeds and hard seeds, where soft seeds can only be eaten by mice with small teeth and hard seeds can only be eaten by mice with large teeth
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a rare creature is caught on camera slipping and sliding over mossy ter…
B. To hide cameras in hopes of spotting a mammal that was feared to be extinct
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question 6 2 pts refer to the illustration above. during which stage do…
A
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during this phase of mitosis, the nuclear envelope starts to break into…
A. prophase
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question 1 which of these is an accurate comparison between the coelaca…
C. The coelacanth had previously only been seen in fossils, while the echidna had last been seen decades earlier.
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use your class notes and 6.2 textbook link to answer the following. que…
D. a cell’s nucleus divides into 2 identical copies.
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bacteria can acquire new genetic variation by: acquiring new alleles. g…
mutations, acquiring new alleles, and gene transfer.
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score: 45/450 what is one human system that protects people from most i…
immune system
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question 3 2 pts cytokinesis in plant cells involves the formation of s…
D. a cell plate.
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the relative ability of an organism to survive and reproduce in a parti…
B. fitness.
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during this phase chromosomes are aligned on the equatorial plane, midw…
B. metaphase
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score: 15/450 a type of asexual reproduction in which one parent cell d…
A. binary fission.
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mr. fowler, the debate team coach, is organizing a debate tournament at…
\(v\)
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question 1 2 pts refer to the illustration above. which of the followin…
D. C, B, A, D
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a solar farm in california produces much of its output during the summe…
s is the independent variable and p is the dependent variable
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question 16 of 16 what causes nondisjunction during meiosis ii? ○ siste…
sister chromatids fail to separate
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what meiotic event produces four gametes with abnormal numbers of chrom…
meiosis I nondisjunction
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what does it mean for a trait to be both polygenic and multifactorial? …
Multiple genes each produce aspects of a trait, and environmental factors influence the expression of those genes.
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an individual’s genotype predicts an adult height of 6.5 feet, but that…
B. environmental factors
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read the excerpt from lizzie bright and the buckminster boy. and that w…
C. Lizzie is upset because Turner is standing on the beach she is used to having to herself.
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answer the following questions. 1) match the definitions with the terms…
- bias: a preconceived tendency or belief that influences judgments - internal attribution: attributions due to personal characteristics - external attribution: attributions due t…
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a nurse is caring for a client who has been taking selegiline to treat …
D. Muscle rigidity
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question 15 2 pts occur when chromosomes fail to separate during meiosi…
D. nondisjunction
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3) choose the best answer. which answer is not a part of the attributio…
internalization
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what is meant by incomplete dominance? ○ homozygotes have phenotypes in…
Heterozygotes have a phenotype that is a mixture of the two alleles.
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what kind of trait produces pink flowers when red flowers are crossed w…
incompletely dominant
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use your class notes and the textbook link below to answer the followin…
A. all of the choices are accurate (Incorrect, but if we have to choose based on the options and the question's possible intent, maybe there's a mistake. However, based on correct…
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what kind of inheritance occurs if red flowers crossed with white flowe…
codominance
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7.3 errors in meiosis question 13 2 pts which of the following are true…
D. it is more likely to occur when older women have children (assuming the options are labeled A, B, C, D with the last option as D; if labels differ, adjust, but based on the ord…
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what is meant by codominance? ○ in homozygotes only the dominant form o…
The two alleles in a heterozygote each produce their own distinct phenotype equally.
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can males be carriers of an x - linked trait? ○ no, because males have …
No, because males have only one copy of the X chromosome
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in a human karyotype there are ____ pairs of autosomes and ____ pair of…
22; 1 (the option with "22; 1")
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question 4 of 16 a grandfather has an x - linked disease. his wife does…
50%
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use your class notes and the textbook link below to answer the followin…
D. trisomy
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read the excerpt from my story. she took me up a flight of stairs (the …
A. by describing in detail the order of what happened to her
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the karyotype above illustrates.. ○ a deletion ○ a monosomy ○ a trisomy…
C. a trisomy
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what information can be deduced from a pedigree? select the two answers…
A. the probability of a female being a carrier of an X-linked allele, B. how an X-linked trait is passed down over generations
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select the two answers that are correct. □ males have only one x chromo…
A. Males have only one X chromosome, whereas females have two., E. Females have two X chromosomes, so one can mask the effects of the other.
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a person who has an ovum with a single x chromosome that is fertilized …
C. Turner's Syndrome
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use your class notes and the textbook link below to answer the followin…
D. all of the choices are accurate (assuming the options are labeled A: a trisomy, B: Klinefelters syndrom, C: a nondisjunction mutation, D: all of the choices are accurate)
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when a chromosome segment breaks from the chromosome, reverses its orie…
C. inversion
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an ovum that lacks a sex chromosome is fertilized by a \y\ sperm. this …
C. non viable offspring
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read the excerpt from \american indian civil rights.\ one of the most s…
C. fuels the external conflict.
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before after the mutation above best represents a(n) monosomy inversion…
B. inversion
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the photo above best represents a(n)... nondisjunction inversion transl…
C. translocation
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use your class notes and the textbook link below to answer the followin…
D. monosomy
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investigators at a crime scene have isolated dna from a y chromosome an…
his father's father
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which situation does not exemplify incomplete dominance? father with da…
B. father with type A blood and mother with type B blood have children with type AB blood
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which condition is correctly matched with its inheritance pattern? fami…
phenylketonuria → recessive trait
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score: 479/600 if a nondisjunction occurs during meiosis i: two of the …
all four resulting cells will be aneuploid.
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12. choose the best answer. an excellent credit score is generally defi…
750
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which statement is false regarding down syndrome? amniocentesis detects…
A. Amniocentesis detects fetal DNA in the mother's circulation.
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a woman and her husband both have the same type of red-green color blin…
All of the children will be color blind.
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score: 374/600 what tissue is sampled in amniocentesis? ○ amnionic flui…
amniotic fluid
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dominant genetic disorders are more common than recessive genetic disor…
FALSE
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what is the chance that two carriers of the cystic fibrosis allele will…
B. 50%
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what factor(s) determine(s) the sex of a child? - genotype alone - horm…
genotype alone
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syndrome is a genetic disorder caused by an extra copy of chromosome 21.
Down
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genghis khan ruled the largest empire in the world, pillaging his way a…
Y
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hiring former prison inmates is good for business. which source below w…
C. A 2014 Bureau of Labor Statistics report on the turnover rate and productivity of former inmates.
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down syndrome is caused by a point mutation. true false
B. FALSE
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one parent is a carrier of the cystic fibrosis gene, while the other pa…
B. No
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how do environmental factors alter gene expression? alterations in dna …
A. Alterations in DNA methylation change which genes are accessible for expression. C. Changes in histone interaction with DNA alters gene expression.
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which statement is false regarding incomplete dominance? heterozygotes …
B. Heterozygotes for the disease experience haploinsufficiency, E. Phenylketonuria (PKU) is an example.
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how does an xx female inherit her two chromosomes? both are from her fa…
One is from her mother and one is from her father.
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what are the risks associated with advanced paternal age in reproductio…
genetic defects in sperm, decline in fertility, and increased risk of a child with autism