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Genetics
Page 6
Questions (13,068)
How does the bottleneck effect lead to genetic changes in a population of organisms?
a It causes some genes to be added to a
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Hardy-Weinberg Equilibrium - ScienceAid
Assume that a population is in Hardy-Weinburg equilibrium for a particular gene with two
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Suppose the mutation for the sickle cell disease gene first appeared in a region without malaria. The first carrier would have(1
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Strawberry Cow
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Column A
1. genetic material: genetic material 2. adenine: adenine 3. base pairing: base pairing 4. cytosine: cytosine 5.
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kaite marie
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#21 How does the author of “Are GMOs Really Safe?” support an argument about GMOs and pesticides?
A. by stating that GMOs
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asked by
Sunshine124
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A mutation introduces a new skin color in a grasshopper population. Which factor might determine whether the frequency of the
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The frequency of two alleles in a gene pool is 0.17 (A) and 0.83(a). Assume that the population
is in Hardy-Weinberg equilibrium.
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SCIENCE: Biodiversity, FINAL EXAM.
WHICH OF THE FOLLOWING IS TRUE ABOUT GENES? 1. GENES ARE RESPONSIBLE FOR ALL THE TRAITS OF AN
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How are the viewpoints of “GMOs Can Feed the World” and “Are GMOs Really Safe?” different? Use details from BOTH
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Connexus 6th
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Which of these features is caused by environmental variation?(1 point)
Responses blood type blood type wing size wing size scars
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Alto Saxaphone
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What determines a trait of an organism? (Write in 1-2 sentences)
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Some people have attached ear lobes and some people have free ear lobes. The differences in these traits are caused by
COURSE
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does engineered corn improve nutritional content of the corn?
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are genes made up of smaller molecules called chromosomes?
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Compare and contrast the advantages and disadvantages of selective breeding versus genetic modification. Why might a person
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-
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KENNY
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Which genetic variation is least important among a population of frogs living in a rainy environment?(1 point)
Responses ability
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A
Use the image to answer the question. Wildtype 100- Mutant False 0 1 5 1 5 Correct Trial The acquisition of memories can be
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. What is the primary source of variation in any population?(1 point)
Responses Mutations only Mutations only Environment only
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Mutations are NEVER beneficial.(1 point)
Responses True True False
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mama j
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The population was originally composed of light mice. Where did the first dark mouse likely come from?(2 points)
Responses A
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A cat has long fur what is the catch genotype for the fur length gene?
ff or long fur? Which is correct?
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What is the total collection of genes in a population at any one time called
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What contains the code for all life on Earth?(1 point)
Responses embryological development embryological development DNA
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cool boy1000
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BOT PLEASE I REALLY NEED HELP
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DNA is a protein true or false
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Name the person who helped discover the shape of DNA.
Luis Pasteur Albert Einstein Rosalind Franklin Gregor Mendel
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Structure of homologous
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the diagram above represents the chromosomes of a person with a genetic disorder caused by nondisjunction in which the
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A_Nerd
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Describe what is involved in a chromosomal mutation ( choose one - Inversion, translocation, or deletion and duplication)
2 answers
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DestinyBright
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Biology Unit 8 Lesson 12 Practice (Answers)
1. Which important event in meiosis occurs during prophase? Answer - Crossing over 2.
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No Name
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Gene expression is determined by several factors, including
the brain protein synthesis senescence chemicals in the body
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kylee
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Help please!! ASAP thanks!
Explain at least one potential implication for the genetic diagnosis of traits such as intelligence
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Regina
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1- Why are male cats unable to express both orange and non-orange colors simultaneously in the same way as female cats?
D- make
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Hw helper
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A carrier is a person who has __________?
A; one recessive and one dominant allele for a trait. B; two recessive alleles for a
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GoldenSparkleGirl
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Cite evidence that genetic contributions from both parents are necessary for normal prenatal development.
In Hunter syndrome,
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Sherianna Johnson
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There are several genes that control eye color; eye color is therefore called a (A) Polygenic trait.
Besides genes that directly
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Ann
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In Drosophila, sepia colored eyes are due to a recessive allele s and wild type (red eye color) to its dominant allele s+.
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Amber
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Explain why the body cells of all organisms that reproduce sexually have even numbers of chromosomes.
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Haua
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Describe what is involved in a point mutation (choose one -substitution, insertion or deletion)
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DestinyBright
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A codon is group of nucleotides that code for an amino acid and is made of _____ nucleotides
6 nucleotides 4 nucleotides 3
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DestinyBright
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Which of the following is NOT a mutagen?
Cigarettes X-ray Sun burn Water
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DestinyBright
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Which of the following outcomes would you expect from the following cross: Tall round (TTRR) x short, wrinkled (ttr)?
All
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DestinyBright
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This principle states that alleles separate during gamete formation
Principle of multiple alleles Principle of dominance and
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DestinyBright
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. BB - black color
2. Bb - black color 3. Bb - black color 4. bb - white color make this into a punnent square
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DestinyBright
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Describe a mutation in a plant that could have a negative outcome for the organism.Justify your response in two or more complete
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translocation in DNA
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student
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Compare and contrast the advantages and disadvantages of selective breeding versus genetic modification. Why might a person
4 answers
asked by
don toliver
109 views
Which of the following outcomes would you expect from the following cross: Tall round (TTRR) x short, wrinkled (ttrr)?
All
2 answers
asked by
DestinyBright
128 views
Pretend you are a scientist observing three different varieties of a single bird species that are part of the same population.
1 answer
asked by
Chi
221 views
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