Biology question and answers for November 24, 2023
- Q What is outbreeding depression and why is it so important to consider when considering genetic rescue to augment the genetic diversity of a population? How could genetic and ecological data...
- Q Use the picture above to answer the following question. The Punnett Square above represents these two parents probability of having offspring with cystic fibrosis. What is the chance?25%50%75%100%
- Q Imagine that you are interested in developing a new tomato plant that will include the large size and sweetness from one parent and yellow color from another parent. The first...
- Q Which law BEST explains why an organism with "Tt" will be tall (T) and not short (t)?Law of SegregationLaw of DominanceLaw of MendelLow of Diminishing ReturnsLow of Independent AssortmentBird LawNone...
- Q The from a lysed bacterial cell. is the number of virions released
- Q In chickens, black (B) and white (W) are co-dominant. The heterozygote results in an erminette chicken. What would be the expected offspring in a cross between 2 erminette chickens?25% black,...
- Q In betta fish, alleles for color are incompletely dominant. Green fish have genotype CC, dark blue fish have genotype cc, and royal blue fish have genotype Cc. Two royal blue...
- Q In this type of inheritance, both traits show. (roan cow, checkered chicken)CodominanceIncomplete DominanceDominant and Recessive
- Q A student conducting a research experiment in a laboratory is trying to distinguish between the functions of mRNA and tRNA. As a student with an in-depth understanding of RNA assist...
- Q Which of the following statements best describes the genetic characteristics of human males and females?A. Males have more genes than femalesB. Males and females both receive 23 chromosomes from each...
- Q When Mendel was studying his pea plants, he crossed a homozygous dominant tall plant with a homozygous recessive short plant. What did he call this first cross?The P GenerationAdam and...
- Q A gene that affects hair length in dogs has two alleles. The allele for short hair (L) is dominant to the allele for long hair (1). A cross of two...
- Q Some scientist hypothesize that genetically engineering salmon to increase their size and the rate of growth can help meet human demands for protein. Whichof these questions addresses the biggest concern...
- Q n four o'clock plants, the allele for red flower color is incompletely dominant to the allele for white flower color. As a result, plants that are heterozygous for flower color...
- Q The common marmoset is a small primate. A typical egg cell of a female marmoset contains 23 chromosomes. How many chromosomes does a typical sperm cell of a malemarmoset contain?A....
- Q A plant breeder has a plant with the dominant phenotype for a single-gene tralt. The breeder wants to figure out the plant's genotype by doing a testcross. The results of...
- Q For a given phenotype, determine possible genotypes? A mother is Non albino and a father is albino. Albino is a recessive trait so the father's genotype is "aa" where the...
- Q Triple X syndrome, or trisomy X, occurs when a female has an extra X chromosome in each of her cells. This results when the mother's reproductive cells divideimproperly, and two...
- Q In Japanese quall, the allele for curly feathers (c) is recessive to the allele for smooth feathers (C). Which of the following best describes the offspring of quail parents that...
- Q Erwin Chargaff is considered one of the pioneering scientists in the field of molecular biology. In one of his studies, Chargaff observed that a sample of human DNA contained approximately...
- Q A genotype is heterozygous if it has two different alleles. For example, Tt isheterozygous. A genotype is homozygous if it has two of the same alleles.For example, SS is homozygous.
- Q A student was studying the two types of nucleic acid. Based on his observation, a piece of nucleic acid had the: 5'-GCUA-3' What kind of nucleic acid is this?A. DNAB....
- Q A)Examine the two strands of DNA below. Which kind of mutation occurred?Original strand: AGC GTA CCC TACNew strand: AGC GTA ACC TAC(1 point)substitutioninsertionframeshiftdeletion
- Q A) What is heredity? the random distribution of chromosomes to produce new genetic combinationsthe exchange of genetic information to create new variationthe adaptation of certain individuals that increases their likelihood...
- Q Q7: To further study gene regulation in the ara operon, you engineered a mutant bacterium inwhich the araC gene has been deleted and then observed the effect of adding arabinose...
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