Homework Answers
The physical expression of a trait is called phenotype. The plasma membrane of cells is semi permeable. The proband is the first family member who seeks medical attention for a genetic disorder in human pedigree analysis. The nucleus of the cell packages materials for exportation. Human males are dominant /responsible for traits on the x &y chromosomes as they have only one copy of each of these chromosomes.
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The physical expression of a trait is referred to as the The first affected family member...
referred to the trait that was expressed in the hybrid, F, or first filial generation, as...
referred to the trait that was expressed in the hybrid, F, or first filial generation, as A. recessive B. codominant C. dominant D. epistatic 62. When the two haploid gametes contain two different alleles of a given gene, the resulting offspring is called A. discrete B. heterozygous C. a haploid D. homozygous 63. An allele that is present but unexpressed is A. redundant B. functional C. dominant D. recessive 64. The classes of RNA molecules made in cells include all...
(a) Somatic mutation typically occurs in sex cells. decreases with maternal age. shows that each of...
(a) Somatic mutation typically occurs in sex cells. decreases with maternal age. shows that each of us does not have a single, permanent genotype. takes place in the cells that give rise to gametes. (b) These three things describe how genes affect the environments to which people are exposed. (c) If a family history of mental retardation, psychological disorders, physical defects, or inherited diseases exists, a genetic counselor prepares a __________, which identifies affected relatives in a couple s family...
UNIT 33 | Embryonic Development and Heredity 671 s. What is the specific function of the...
UNIT 33 | Embryonic Development and Heredity 671 s. What is the specific function of the two umbilical arteries? 2. Observe a fresh or preserved animal fetus and placenta, if available. Identify the following structures and then write a brief description of each a. Placenta b. Amnion (amniotic sac) c. Umbilical cord 蚰鷊 3. Observe a model of a pregnant human torso, if available Figre33-7 Human male karyotype with 23 pairs The placenta is located in which region of the...
please answer question46, 47,49,50, 52, 53 Kidney Which of the following describes the formation of an...
please answer question46, 47,49,50, 52, 53
Kidney Which of the following describes the formation of an lonic bond? O An electron transfers from one atom to another. Two atoms share one or more electrons. A proton transfers from one atom to another. Two atoms share one or more protons OOOO Which of the following procedures is an appropriate negative control for testing the hypothesis that air contains bread mold spores? O O Seal slices of bread in a container to...
Creating a pedigree chart from a family history and hypothesizing pattern of inheritance A family with...
Creating a pedigree chart from a family history and hypothesizing pattern of inheritance A family with a new disease caused by a mutant gene has been found. The family history has been collected and recorded. You will now create a pedigree chart from their family history and use the pedigree to predict the pattern of inheritance the disease follows. • Read the following family history: Patient 1 and Patient 2 visited a genetics counselor and provided their family histories. As...
(cach question: 1 point) 1) If you see a red leaf, what color(s) of light in...
(cach question: 1 point) 1) If you see a red leaf, what color(s) of light in the visible light spectrum is/are being reflected? A) red B) all colors except red C) all colors D) no colors Answer: 2) permit CO2 to enter the leaf and O2 to escape. A) Mesophyll cells B) Thylakoids C) Stomata D) Chloroplasts Answer: 3) Chlorophyll is found in which part of the plant cell? A) stroma B) cytoplasm C) thylakoid D) plasma membrane Answer: 4)...
Styles 6. Insert a picture of your pedigree chart for this family with genotypes filled in...
Styles 6. Insert a picture of your pedigree chart for this family with genotypes filled in here. 7. Which pattern of inheritance do you think the disease shows? Explain your reasoning. 8. Patient 1 and Patient 2 in the pedigree chart would like to know what the chances are that they will have a child with the disease. What do you tell them? Use a Punnett Square to show your work. Using Punnett Squares for human conditions and diseases The...
5. Quantitative trait loci(QTL) are: The loci that contribute all of the variation in a continuous...
5. Quantitative trait loci(QTL) are: The loci that contribute all of the variation in a continuous trait The loci that contribute all of the genetic variation in a continuous trait The loci that contribute the broad-sense heritability in a continuous trait The loci that contribute the narrow-sense heritability in a continuous trait 6. We looked at a study where Drosophila flies were selected for phototaxis (either attracted to or repelled by light). This experiment measures how much genetic variation existed...
The following statements apply to concepts and material discussed in Chapter 15; identify which statement is TRUE....
The following statements apply to concepts and material discussed in Chapter 15; identify which statement is TRUE. Answers: A common ancestor of two species on evolutionary trees can be found at the point where the two branches meet. Humans evolved from Neanderthals about 50,000 years ago. Mitochondrial DNA is not particularly useful when trying to determine the movement pattern of humans historically across the globe. Scientists can estimate when species diverged from a common ancestor by comparing their Karyotypes. We...
The Case of High Cholesterol Part I Renee and Karl have been married for six years,...
The Case of High Cholesterol Part I Renee and Karl have been married for six years, and have two active children, ages 2 and 5. The kids keep both parents busy, chasing the kids around and, recently, preparing the oldest child for kindergarten. In addition, both Renee and Karl work full time, so there isn’t a lot of free time to do things that are important to their health, like see the doctor for regular physicals. Both are healthy, so...
referred to the trait that was expressed in the hybrid, F, or first filial generation, as A. recessive B. codominant C. dominant D. epistatic 62. When the two haploid gametes contain two different alleles of a given gene, the resulting offspring is called A. discrete B. heterozygous C. a haploid D. homozygous 63. An allele that is present but unexpressed is A. redundant B. functional C. dominant D. recessive 64. The classes of RNA molecules made in cells include all...
UNIT 33 | Embryonic Development and Heredity 671 s. What is the specific function of the two umbilical arteries? 2. Observe a fresh or preserved animal fetus and placenta, if available. Identify the following structures and then write a brief description of each a. Placenta b. Amnion (amniotic sac) c. Umbilical cord 蚰鷊 3. Observe a model of a pregnant human torso, if available Figre33-7 Human male karyotype with 23 pairs The placenta is located in which region of the...
please answer question46, 47,49,50, 52, 53
Kidney Which of the following describes the formation of an lonic bond? O An electron transfers from one atom to another. Two atoms share one or more electrons. A proton transfers from one atom to another. Two atoms share one or more protons OOOO Which of the following procedures is an appropriate negative control for testing the hypothesis that air contains bread mold spores? O O Seal slices of bread in a container to...
Creating a pedigree chart from a family history and hypothesizing pattern of inheritance A family with a new disease caused by a mutant gene has been found. The family history has been collected and recorded. You will now create a pedigree chart from their family history and use the pedigree to predict the pattern of inheritance the disease follows. • Read the following family history: Patient 1 and Patient 2 visited a genetics counselor and provided their family histories. As...
(cach question: 1 point) 1) If you see a red leaf, what color(s) of light in the visible light spectrum is/are being reflected? A) red B) all colors except red C) all colors D) no colors Answer: 2) permit CO2 to enter the leaf and O2 to escape. A) Mesophyll cells B) Thylakoids C) Stomata D) Chloroplasts Answer: 3) Chlorophyll is found in which part of the plant cell? A) stroma B) cytoplasm C) thylakoid D) plasma membrane Answer: 4)...
Styles 6. Insert a picture of your pedigree chart for this family with genotypes filled in here. 7. Which pattern of inheritance do you think the disease shows? Explain your reasoning. 8. Patient 1 and Patient 2 in the pedigree chart would like to know what the chances are that they will have a child with the disease. What do you tell them? Use a Punnett Square to show your work. Using Punnett Squares for human conditions and diseases The...
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