Totipotent - Study guides, Class notes & Summaries

Housekeeping genes are vital to the function and maintenance of all the body's cells. What characteristic is associated with these genes? correct answer: D. They are transcriptionally active. Mutations in the encoding of histones modifying proteins have been shown to influence the development of what congenial condition correct answer: Heart disease Signals to change or modify epigenetic tags are ... from where? correct answer: Signals come from inside the cell, from neighboring cells ...

CAPS 421 Final Exam Questions and Answers What is the source of all cells in the body? - Answer-Embryonic Stem cells/ Fertilized egg Which cells of the blastocyst give rise to the embryo proper? Which gives rise to the placenta? - Answer-The inner cell mass (yolk sac) gives rise to the embryo proper. Outer mass gives rise to the placenta What gives rise to all of the layers in the body? - Answer-The embryonic yolk-sac What are the three germ layers, from outer to inner. Name 1 organ...

Classes of membrane molecules is a marker for the phagocytosis of apoptotic cells Phosphatidylserine Pollen grains are treated with Colchicine in culture Resulting plants are dihaploid and fertile Nyctinasty closing of leaves or flowers at night Epinasty perplexing behavior seen during the flooding of roots of plants Food source of black bread mold (a zygomycete) has been depleted a zygosporangia forms Membranes responsible for respiration in developing bi...

Tissue Engineering Questions and Answers Rated A+ Tissue Engineering An interdisciplinary field that applies the principles of engineering and life sciences toward the development of biological substitutes that restore, maintain, or improve tissue function. Stem Cells A cell that has the ability to self renew and differentiate into various other specialized cell types. Cells in Tissue Engineering Cell Location (based on tissue types): - Skin cells for skin tissue engineering - C...

3 types of stem cells - ANSWER embryonic adult cancer stem cells totipotent - ANSWER aka omnipotent found in morula formed from fusion of egg and sperm able to create an entire organism can differentiate into any cell including: embryonic and extraembryonic cellls and placenta

How are Darwin's ideas linked to both Mendelian and molecular genetics? - ️️ How can changes in the expression of homeotic genes affect body forms? Examples? - ️️They are the master control gene that can can turn on or off specific genes that can effect the way the organism functions an example is the sickle back fish How did Lyell influence Darwin's thought? - ️️That the earth was slowly evolving to adapt to climate changes How did Malthus influence Darwin's thought? - ️️m...

WSU bio 251 exam 1 Questions and Answers 100% Correct Physiology vs Pathology - Answer ️️ -Physiology :Science of the normal function of living things Pathology:Study of the abnormal function of living things levels of organization in the body - Answer ️️ -1.Cells 2.Tissues 3.Organs 4. Organ systems cells - Answer ️️ -Cells Independently Carry Out All Life Processes differentiation - Answer ️️ -process by which cells become specialized to perform specific functions Di...

how do new viruses arise - mutation of existing viruses spread to new host species what is the expected phenotypic ratio in the F2 generation from a true-breeding monohybrid cross? - 3 dominant to 1 recessive blood type is an example of - Multiple allele and co-dominance in humans, the _________ determines the sex of the offspring because ______________. - male... the male can either contribute an X or a Y chromosome ___________ is defined as an organism's expressed physical traits - p...

Anatomy - Answer-The study of the structure of the human body Dissection - Answer-"I cut up" Prosection - Answer-"Already cut up" Anatomical Terminology - Answer--Based on ancient Greek or Latin -Provides standard nomenclature worlwide Branches of Anatomy - Answer-1. Gross anatomy (visible to naked eye; muscles, bones, organs) 2. Microscopic anatomy (histology) 3. Developmental anatomy (embryology) 4. Comparative anatomy (correspondence of form) 5. Functional morphology (correlate f...

WSU bio 251 exam 1 Questions and Answers 100% Correct Physiology vs Pathology - Answer ️️ -Physiology :Science of the normal function of living things Pathology:Study of the abnormal function of living things levels of organization in the body - Answer ️️ -1.Cells 2.Tissues 3.Organs 4. Organ systems cells - Answer ️️ -Cells Independently Carry Out All Life Processes differentiation - Answer ️️ -process by which cells become specialized to perform specific functions Di...