Cmmb midterm - Study guides, Class notes & Summaries

CMMB 403 Midterm 1 Question and answers 100% correct 2024 Stages of Early Embryogenesis - correct answer 1. Fertilization 2. Cleavage 3. Gastrulation 4. Organogenesis 5. Larval Stage 6. Gametogenesis Patterns of Cleavage - correct answer 1. Holoblastic: complete cleavage 2. Meroblastic: Incomplete cleavage Germ cells - correct answer Precursors of sperm and egg that are set aside early in development (do not form from embryonic germ layers) Ectoderm (outer layer) - correct an...

CMMB 403 Midterm 1 Question and answers 100% correct 2024 Stages of Early Embryogenesis - correct answer 1. Fertilization 2. Cleavage 3. Gastrulation 4. Organogenesis 5. Larval Stage 6. Gametogenesis Patterns of Cleavage - correct answer 1. Holoblastic: complete cleavage 2. Meroblastic: Incomplete cleavage Germ cells - correct answer Precursors of sperm and egg that are set aside early in development (do not form from embryonic germ layers) Ectoderm (outer layer) - correct an...

CMMB 343 - Midterm 2Storage compounds - correct answer black dots, carbon polymers (glycogen), PHB. PHA. Phosphatee granules Sulfar gobules Minerals Magnetosomes - correct answer Black circlees ontop of eeachothr Magnetic iron allow cell magnetaxis - migrate to magnetic poles gas vesiclees - correct answer Little diamond shaped things side by side bouyancy regulators Importance of internal membrane - correct answer invaginations inside, produces and houses key enzymes Ammon...

CMMB 403 midterm 2Capacitation - correct answer changes to the sperm after it enters the female to be able to fertilize the egg. takes 6 hours to become competent. Sperm become hyperactivated to be able to penetrate the cumulus and the zona p. what is the acrosome - correct answer tip of sperm. releases enzymes to degrade the zona pellucida to allow the sperm DNA to enter. exocytosis of the enzymes to allow contact with the egg How does the sperm bind to the zona pellucida - correct ans...

CMMB 343 midterm Name for Conan the bacterium - correct answer Deinosuchus radiodurans Who was the first to describe microbes? - correct answer Robert Hooke Who was the first to describe bacteria? - correct answer Antoni van Leeuwenhoek What are the 4 categories of taxonomy that Ferdinand Cohn made? - correct answer 1. Sphaerobacteria 2. microbacteria 3. descmobacteria 4. spirobacteria What is the gold standard for species definition? - correct answer DNA DNA hybridization, ...

CMMB 403 Midterm 1Stages of Early Embryogenesis - correct answer 1. Fertilization 2. Cleavage 3. Gastrulation 4. Organogenesis 5. Larval Stage 6. Gametogenesis Patterns of Cleavage - correct answer 1. Holoblastic: complete cleavage 2. Meroblastic: Incomplete cleavage Germ cells - correct answer Precursors of sperm and egg that are set aside early in development (do not form from embryonic germ layers) Ectoderm (outer layer) - correct answer -epidermal skin cells -CNS -neura...

CMMB 343 - MidtermTransformation - correct answer one of three processes that lead to horizontal gene transfer, in which genetic material passes from one bacterium to another cells able to take up DNA are referred to as - correct answer competent natural competence - correct answer certain bacteria have specific proteins to take up external DNA eletroporation - correct answer an electric pulse can use to create temporary holes in the cellular plasma membrane for transformation ge...