Phenotypes Study guides, Class notes & Summaries

Exam 4: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: what makes a specific locus homozygous? Answer: if both homologous chromosomes carry the same allele at a given gene locus (also called true-breeding) Q: what makes a specific locus heterozygous? Answer: if 2 homologous chromosomes carry different alleles at a given gene locus (also called hybrid) Q: what is the punnett square method? Answer:...

What type of serological testing does the blood bank technologist perform when determining the blood group of a patient? A. Genotyping B. Phenotyping C. Both genotyping and phenotyping D. Polymerase chain reaction Answer B Phenotyping, or the physical expression of a genotype, is the type of testing routinely performed in the blood bank. An individual, for example, may have the AO genotype but phenotypes as group A. If anti-K reacts 3+ with a donor cell with a genotype KK and 2+ ...

SBB Genetic, Rh and RBC membrane Exam (Questions and Answers) Latest 2024/2025. what is Rh-associated glycoprotein. (RhAG)? - answers>Erythrocytes express a third Rh-protein termed shares 38% identity with RhD/RhCE, has the same topology in the membrane, and is encoded by a single gene on chromosome 6. what are the RHAG blood group system antigens ? - answers>1- Duclos is RHAG1, 2- Ol(a) is RHAG2, 3- DSLK is provisionally RHAG3. There are Several other proteins associate with RhAG...

McMaster Bio 1M03: Exam 2024/2025 Questions with all the correct Answers (Real Actual Exam). Why might Pasteur's experiment be inconclusive? - ANS - The swan-necked flask broth may not support cell growth, or the broth was poisoned. Experiment did not confirm hypothesis that all cells come from pre-existing cells Why are replicates important in experiments? - ANS - To ensure that results were not achieved by random chance What is the definition of a replicate? - ANS - Unit that shares a c...

gregor mendel father of modern genetics two things gregor mendel discussed character trait character heritable feature of an organism trait version of a character what did mendel follow? the inheritance of traits in true-breeding pea plants cross mating between traits ex: purple flower with a white flower hybrid offspring of a crossphenotype physical appearance ex: purple flower color genotype DNA content of genes when mendel crossed the white (recessive) pea plant with the purple (do...

EVE 100 Midterm Exam Questions and Answers Latest 2023/2024 | 100% Verified. Which of the following are contributions to evolutionary thought made by biometricians? a. They described what later became known as continuous traits. b. They described how geography affects selective forces acting on populations. c. They catalogued diversity in bird phenotypes. d. They developed theories of sexual selection inspired by dramatic bird plumage. e. A and C f. C and D 2) You observe the following ge...

McMaster Bio 1M03: Exam 2024/2025 Questions with all the correct Answers (Real Actual Exam). Why might Pasteur's experiment be inconclusive? - ANS - The swan-necked flask broth may not support cell growth, or the broth was poisoned. Experiment did not confirm hypothesis that all cells come from pre-existing cells Why are replicates important in experiments? - ANS - To ensure that results were not achieved by random chance What is the definition of a replicate? - ANS - Unit that shares a c...

A mutation that does not cause a disease but that is unstable at mitosis and meiosis and can change into a pathogenic mutation. a post-zygotic (somatic) mutation a missense mutation a dynamic mutation a premutation correct answers a premutation A pathogenic mutation that is unstable at mitosis and meiosis and can result in progressively severe phenotypes. a post-zygotic (somatic) mutation a missense mutation a dynamic mutation a premutation correct answers a dynamic ...

BIO 182 Exam 2 Questions And Answers 100% How many modes of selection are there? 3 What are the modes of selection? Stabilizing selection, directional selection, and disruptive selection Stabilizing Selection The mean of the trait remains similar over time but the standard deviation decreases Directional Selection The mean phenotype shifts in a particular direction Disruptive Selection The standard deviation of the trait increases as individuals with the mean value disappear. Stabil...

CMMB 413 MT 2 Question and answers correctly solved 2024 Underlying mechanism of abnormal chromosome segregation: - correct answer Nondisjunction Underlying mechanism of recurrent chromosome syndromes: - correct answer Recombination at segmental duplications Underlying mechanism of idiopathic chromosome abnormalities: - correct answer Sporadic, variable breakpoints Spontaneous/de novo. Sometimes of unknown origin. - correct answer Idiopathic Underlying mechanism of unbalanced f...