Embryos - Study guides, Class notes & Summaries

EOSC 315 Real Exam Questions and Correct Answers (Verified Answers) A Grade What is oviparous? - Answer- Producing eggs that hatch sometime after leaving the body What is ovoviviparity? - Answer- embryos develop inside eggs that are retained within the mother's body until they are ready to hatch What is the function of a swimbladder? - Answer- Allows for very precise depth adjustments Does all osteichthyes have swim bladder? - Answer- No In terms of breeding, most osteichthyes a...

radiometric dating ,radiocarbon dating,potassium-40 dating, half-life, punctuated equilibrium, Cambrian explosion, macroevolution, microevolution, Linnaeus, Lamarck,Cuvier,Lyell and Hutton,Malthus,descent with modification,selective breeding The process of humans intentionally selecting a few organisms with desired traits to serve as parents of the next generation, over time producing organisms with altered characteristics species a group of related organisms sharing a distinctive form. If se...

Biology Final Exam SLCC Questions With Complete Solutions protoplasts Techniques have been developed to introduce foreign genes into immature plant embryos or into plant cells called _________. a. Bioremediation b. Protoplasts c. Gene therapy d. None of the above gene therapy _________ is the insertion of genetic material into human cells for the treatment of genetic disorders and diseases. a. Bioremediation b. Protoplast c. Genome d. Gene therapy

Biodiversity Unit IV Final Exam Brooks FAU Already Passed Organisms in Phylum Annelida are distinguishable by their _________ bodies. segmented The worm-like shape found in Annelids is known as __________. Vermiform Annelids have the best ________ in the world. Why is this? Coelom, because they have a coelom in each individual segment. Each segment found in Annelids contains ________ & ________ Metanephridia [kidneys], hearts Because the segments of Annelids look the same, they are...

Amphibians - DISPLACED radial cleavage Annelids, molluscs, flatworms - SPIRAl cleavage Anterior (Rostral) - front Body Axes - Anterior, posterior, dorsal, ventral, lateral, medial Body planes - sagittal, horizontal, transverse Cellular Life Cycle - ONE gamete -> join ONE zygote -> MANY cell embryos -> VERY many cell types Centrolecithal cleavage - yolk in the CENTER of egg Cephalopod mollusks - Meroblastic bilateral cleavage Cleavage - cell division withOUT growth Commitment - ...

Which of the following is (are) unique to animals? A) the structural carbohydrate, chitin B) nervous and muscular tissue C) heterotrophy D) gametes Ans: B) nervous and muscular tissue What do all deuterostomes have in common? A) Adults are bilaterally symmetrical. B) Embryos have pharyngeal pouches that may or may not form gill slits. C) All have a spinal column. D) The pore (blastopore) formed during gastrulation becomes the anus. Ans: D) The pore (blastopore) formed during gastrul...

Asexual reproduction is advantageous when a. the environment is unstable. b. plants are well adapted to their environment. c. there are a variety of disease agents in the environment. d. there is little competition between plants for resources. - ️️B Cross-pollination a. occurs only in gymnosperms. b. tends to increase genetic variation. c. occurs only in angiosperms. d. causes the production of sporangia. - ️️B Cross-pollination is beneficial because it a...

SFA BIO 133 Bennett Exam 2 Questions & Answers 2024 artificial selection - ANSWER-only individuals with preferred traits allowed to breed evolution of pathogens - ANSWER-over time, bacteria become resistant to antibiotis over time, pest become ___________ to pesticides - ANSWER-resistant comparative anatomy - ANSWER-the study of similarities and differences among structures of living species vestigial features - ANSWER-traits that were helpful to an ancestor but are not useful t...

SFA BIO 133 Bennett Exam 2 Questions & Answers 2024 artificial selection - ANSWER-only individuals with preferred traits allowed to breed evolution of pathogens - ANSWER-over time, bacteria become resistant to antibiotis over time, pest become ___________ to pesticides - ANSWER-resistant comparative anatomy - ANSWER-the study of similarities and differences among structures of living species vestigial features - ANSWER-traits that were helpful to an ancestor but are not useful t...

The last common ancestor of all animals was probably a ____. a. unicellular chytrid b. unicellular yeast c. multicellular algae d. multicellular fungus e. flagellated protist - Answer-d. multicellular fungus What synapamorphy distinguishes animals as a monophyletic group, distinct from choanoflagellates? a. sexual reproduction b. heterotrophy c. multicellularity d. no cell walls - Answer-c. multicellularity The evolution of animal species has been prolific. Much of this diversity is a...