Oat biology - Study guides, Class notes & Summaries

Biology OAT Practice Test

Muscle movement on the cellular level is initiated by the release of Ca2+ from the terminal cisternae. Terminal cisternae are associated with A. sarcoplasmic reticulum. B. myosin cross-bridges. C. myoglobin. D. canaliculi. E. thin filaments. - Answer-A Muscle fibers store Ca++ in the sarcoplasmic reticulum for release during contraction. The sarcoplasmic reticulum, analogous to the endoplasmic reticulum, runs extensively throughout the fiber so that released Ca++ will come into imm...

OAT Biology Plants Exam

Biology OAT Practice Test

All of the following are components of the Cell Theory EXCEPT the idea that a) all living things are composed of cells b) all living things contain mitochondria c) cooperation among cells allows for complex functioning in living things. d) all cells arise from preexisting cells e) cells carry genetic information in the form of DNA - Answer-B A eukaryotic cell contains organelles specialized for various activities. Name the organelles involved and the role they play in the following act...

The three domains - Answer-Archaea, bacteria, eukarya six kingdoms - Answer-Archaea, eubacteria, protista, fungi, plantae, animalia Viruses are in the kingdom ___________ - Answer-TRICK QUESTION - they are not classified Kingdoms are divided into - Answer-Phyla (animals) divisions (other kingdoms) Phylum are divided into - Answer-Classes Classes are divided into - Answer-Orders Orders are divided into - Answer-Families Families are divided into - Answer-Genera Genera are ...

Which of the following macromolecules will disulfide linkages be found along their standard structures? A) Nucleotides B) Carbohydrates C) Lipids D) Proteins E) Cholesterol - Answer-Proteins High content of Oxygen in the fetal circulation system may be traced at the A) Umbilical Artery B) Umbilical Vein C) Pulmonary Vein D) Pulmonary Artery E) Aorta - Answer-B) Umbilical Vein All of the following statements pertain to Kingdom Monera EXCEPT for one. What is that one exce...

Biology OAT Test questions

OAT Biology Plants Exam

Starch is made up of repeating units of ____ - Answer-Alpha-Glucose What is the definition of being ampiphatic? - Answer-Having both hydrophilic and hydrophobic parts in the same molecule Do plants cells contain centrioles? - Answer-No The contents of the the nucleus are separated from the cytoplasm by the - Answer-Nuclear envelope Which of the following is the site of glycoprotein synthesis - Answer-Rough ER Osmosis is the diffusion of ______ from a ______ to _____ solute concent...