An organisms fitness is - Study guides, Class notes & Summaries

BIOCHEM 32A Exam 2 MC 50 Questions and Answers Updated 2024/2025 Solved 100%; University of Notre Dame 1. Georges Cuvier proposed , which directly opposed the idea that Earth’s geological features can be explained by constant, steady mechanisms. A. Gradualism B. Catastrophism C. Uniformitarianism D. Adaptationism Consider the following statement for Questions 2 through 4: In Mendelian genetics, complete dominance is a heterozygous condition where the dominant allele masks any ...

Organism - A living entity made up of one or more cells Theory - An explanation for a very general class of phenomena or observations Cell Theory - All organisms are made of cells and all cells come from preexisting cells Null Hypothesis - Specifies what we should observe when the hypothesis being tested isn't correct Control Group - A group that checks for other factors which are not being tested Two components of scientific theories - Pattern and process Population - Individuals of the ...

McMaster Bio 1M03: Exam Questions And Answers All Verified 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 common thing (4 mice in ...

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...

Deductive Thinking - Answer - science proceeds by advancing hypotheses and comparing them to facts. - facts can be observed from nature, or we can construct experiments to test specific hypotheses Thinking Conceptually - Answer - logical interpretation and inference is simple, but not always easy - being on familiar grounds helps us think clearly Logical Equivalence - Answer - if they express the same fact in different words. In other words, if either one is true, the other one must be...

Biogeography Analogous structures - Structures that look the same, but not because they shared a common ancestor homologous structures - Structures that look the same because they did share a common ancestor James Hutton - Geologist that believed in deep time (meaning the earth is super old). Charles Lyell - Believed earth of 4.6 billion years old Got idea from James Hutton Carl Linnaeus - Created binomial nomenclature Alfred Wallace - English contemporary to Darwin Published his resea...

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...

HSC Biology Module 5 Reproduction Reproductive success The ability to produce fertile offspring that survive to reproductive maturity and produce offspring of their own. Biological fitness the measure of an individual's reproductive success. It is calculated as the average contribution to the gene pool made by a certain genotype within a population and the relative likelihood that these alleles will be represented in future generation. Sexual reproduction It involves the meet...

Interpret this statement: Extinct fossil species are typically succeeded by similar living species - Answer Extinct and living forms represent ancestors and descendants Which is an example of developmental homology a) gene content b) similar organismal structures c)vestigial traits d) similar embryonic traits - Answer d) Which is not one of Darwin's 4 Postulates: a) Individuals in a population vary in their traits b) These differences are not heritable; they are not passed onto offs...

Bio 173 Final Review - Winter 2024 Ecological diversity - Correct Answers Communities of different species of plants and animals living in an ecosystem. Species interactions - Correct Answers The relationships among organisms of different species living in the same location. Community composition - Correct Answers The identity and relative abundances of all taxa in a community. Interspecific competition - Correct Answers Competition between individuals of different species. Intraspe...