Bio 1m03 test 2 Study guides, Study notes & Summaries

BIO 1M03 Test 2 Questions And Answers Angiosperm - ANS -flowering plant -has seeds with casing -has endosperm in seeds -fruit -most diverse Radiometric methods of dating - ANS -K/Ar (lava, 500K+ years) -C14 (conversion to N14, 40K yrs) -Thermoluminescence (burning) -Electron spin (teeth) -Uranium Lead (mineral deposits) Relative methods of dating - ANS -magnetic reversals -extinct and distinct species Primate - ANS -climbing/locomotion adaptations -big brain...

Ecology - Answer The study of how living things interact with each other and their environment - Environments are changing more rapidly now than they have at any time in the past - Efforts to maintain human health and welfare depend on our ability to cope with these environmental changes - Most synthetic field in biology Primary goal of Ecology - Answer To understand the distribution and abundance of organisms 4 Main Levels of Ecology - Answer 1) Organisms 2) Populations 3) Commun...

Angiosperm - Answer -flowering plant -has seeds with casing -has endosperm in seeds -fruit -most diverse Radiometric methods of dating - Answer -K/Ar (lava, 500K+ years) -C14 (conversion to N14, 40K yrs) -Thermoluminescence (burning) -Electron spin (teeth) -Uranium Lead (mineral deposits) Relative methods of dating - Answer -magnetic reversals -extinct and distinct species Primate - Answer -climbing/locomotion adaptations -big brain -opposable thumbs and prehensile tails -na...

McMaster BIO 1M03 PRACTICE TEST Questions and ANSWERS 2024/2025 (100% Correct) Which of he folloing aemen ih e pec o he ml i- egional hpohei and he ecen o of Af ica hpohei fo human origins is not accurate? A) Both hypotheses propose an African origin for modern humans. B) The multi-regional hypothesis proposes that modern populations of H. sapiens began diverging from one another over one million years ago. C) According to both hypotheses, Homo heidlebergensis and Homo erectus are separate ...

McMaster BIO 1M03 PRACTICE TEST Questions and ANSWERS 2024/2024 | All Correct Actual Exam. Which of he folloing aemen ih e pec o he ml i- egional hpohei and he ecen o of Af ica hpohei fo human origins is not accurate? A) Both hypotheses propose an African origin for modern humans. B) The multi-regional hypothesis proposes that modern populations of H. sapiens began diverging from one another over one million years ago. C) According to both hypotheses, Homo heidlebergensis and Homo erectus a...

Angiosperms - Answer - ovules are covered by ovary - vascular plant w flowers - produce fruit - has seeds (innovative) - most diverse land plants - dominated habitats in cretaceous period Gymnosperm - Answer Ovules lack cover Relationship between Angiosperms/Animals - Answer - Coevolved (complex) - Animals assist with pollination/defense/disperal - Animals are rewarded with nect/fruit/shelter - Allows for development of niches/diversification Dating Ocean Core Strata - Answer -...

McMaster BIO 1M03 PRACTICE TEST Questions and ANSWERS 2024/2024 | All Correct Actual Exam. Which of the following is true regarding the utility of teeth for studying evolution? A) Teeth are often sexually dimorphic but do not preserve well in the fossil record B) Teeth have morphological characteristics that can inform scientists about the diet of the species from which they are derived, but they tend to not exhibit sexual dimorphism C) Teeth have morphological characteristics that that can ...

Bio 1M03 Exam study Guide Latest Cell theory - all organisms are made of cells and all cells come from pre-existing cells Louis Pasteur - designed an experiment to test if cells arose spontaneously or if they were the result of pre-existing cells Evolution - postulates that (a) species are related to one another by common ancestry and (b) species can change through time from generation to generation. Natural selection - process that explains how evolution occurs Fitness - the ab...

Which of he folloing aemen ih e pec o he ml i- egional hpohei and he ecen o of Af ica hpohei fo human origins is not accurate? A) Both hypotheses propose an African origin for modern humans. B) The multi-regional hypothesis proposes that modern populations of H. sapiens began diverging from one another over one million years ago. C) According to both hypotheses, Homo heidlebergensis and Homo erectus are separate species. D) The recent out of Africa hypothesis proposes that gene flow did no...