BIO 270 COMPILED EXAMS PACKAGE DEAL ALL GRADED TO PASS

Steroid and thyroid hormones bind to target cells' _____________________ receptors - ️️intracellular... because they are lipophilic/hydrophobic and easily penetrate the lipid membrane of target cell Once formed, (steroids/peptides) immediately diffuse through plasma membrane to reach bloo...

Which of following is true regarding Co2 a. It can bind with hemoglobin b. it can be found dissolved in our blood c. 20x more soluble than O2 d. All of above - ️️d. All of above ______________ is the main determinant of # of Hb binding sites - ️️ What component of hemoglobin actually b...

processing of peptide hormones - ️️1. preprohormones are synthesized from rER and migrate to Golgi in membrane bound vesicles 2. while in ER and golgi, preprohormones are processed into prohormones followed by active hormones 3. golgi packages and labels hormones into secretory vesicles that...

layers of the eye - ️️Fibrous (cornea/sclera), vascular/nourishing (choroid/iris), sensory (retina) blood brain barrier - ️️capillaries sealed with tight junctions to prevent bad stuff from getting to the brain Wernicke's area of brain - ️️Language comprehension, sensory Oligoden...

Which statement about the plasma membrane is not true? - ️️- serves as mechanical barrier to hold in contents of cell - selectively controls movement of molecules between the extracellular fluid and cytoplasm - ****barrier that surrounds blood vessels and separates blood plasma from intersti...

Types of Muscle Tissue - ️️1) Skeletal 2) Cardiac 3) Smooth Extrinsic controls - ️️come from outside the organ - neural and hormonal control of low blood pressure Two components of extracellular fluid - ️️Plasma & Interstitial Fluid Homeostasis - ️️the maintenance of a relative...