Embryo development - Study guides, Revision notes & Summaries

Abiotic disorder - Answer- A non-pest plant stress such as improper nutrition, too much or too little water, winter or frost injury Action threshold - Answer- The pest density at which action (such as pesticide application) is justified to prevent further damage. Adelgid - Answer- An insect closely related to aphids that feed on conifers. Their feeding often causes galls to form. Aesthetic injury level - Answer- The point at which damage from a pest becomes noticeable enough to negative...

Irene Gold - General Anatomy Questions and Answers Latest Updated Graded A+. What embryo layer are the gut and respiratory tract derived from? - Correct Answer: Endoderm What are the four subgroups that arise from mesoderm? - Correct Answer: Paraxial Intermediate Head Lateral plate What embryo layer do somites arise from? - Correct Answer: Mesoderm - paraxial What embryo layer are the urogenital system and kidneys derived from? - Correct Answer: Mesoderm - intermediate What embryo layer...

Prenatal Developmental Exam Study Guide with Complete Solutions germinal period - Correct Answer the period of prenatal development that takes place in the first 2 weeks after conception The span between conception and birth usually lasts 38 to______weeks. - Correct Answer 40 Prenatal development is divided into what three periods? - Correct Answer fetal germinal embryonic The fertilized egg is called the ______. - Correct Answer zygote In the germinal period, the zygote undergoe...

CMMB 403 Exam with 100% Correct Answers | Verified | Latest 2024 Version Mid-blastula transition (MBT) transition from synchronous to asynchronous cell division Blastocoel cavity during development around time of MBT, fluid-filled space; future anus (frog) and future mouth (sea urchin) Gastrulation rearrangement of cell layers during early embryo development; endoderm, mesoderm and ectoderm rearrangment Fate map used at specific stage of embryo development that can tell what cells will b...

BIO 172 UH Manoa Exam 2 Questions and Answers 100% Pass **What are animals characterized by?** **Animals:** Multicellular eukaryotes that are heterotrophic, lacking cell walls, and having bodies held together by structural proteins like collagen. **What is the function of collagen in animals?** **Collagen:** It makes up connective tissues, providing flexibility, high tensile strength, and elasticity. **Differentiate between skin, ligament, and tendon based on collagen arrangeme...

Which animal's development is chick development most similar to compared to other species?Most similar to humans than other species talked about in lecture (like amphibians and flies) What is the Nieuwkoop Centre (NC)? When does it emerge during embryo development?Centre that induces the formation of the organizer and later the dorsal mesoderm; emerges during the late blastula stage How does the fish organizer and Niewukoop Centre (NC) compare to their amphibian counterparts?They have si...

Biology 172 UH MANOA Exam 2 Questions and Answers 100% Pass **What are some defining characteristics of animals?** Animals are multicellular organisms that lack cell walls and are heterotrophic, meaning they obtain nutrients by consuming other organisms or organic matter. Their cells are held together by structural proteins such as collagen, and they exhibit a wide range of forms and behaviors. **Explain the role of collagen in animal bodies.** Collagen is the predominant protein in...

What are the 5 steps of neurological development in order? - Correct Answer-Neurulation, cell proliferation, migration and aggregation, formation of axonal and dendritic processes, and synaptogenesis ______________ involves the formation of the neural crest and neural tube. - Correct Answer-Neurulation Cell proliferation occurs within the ________ _______. - Correct Answer-Neural tube During the migration and aggregation phase of embryological development the cells migrate/aggregate wit...

what is oviparity? correct answers eggs are laid, with little or no embryonic development in the mother with either internal/external fertilisation - found in invertebrates, fish amphibians, reptiles, birts and monotreme animals what is ovoviviparity? correct answers eggs retained in mother's body until ready to hatch, with internal fertilisation and young are born lice - no placental connection to mother - found in invertebrates, fish, amphibians and reptiles what is viviparity? corre...

Irene Gold - General Anatomy Questions and Answers Latest Updated Graded A+. What embryo layer are the gut and respiratory tract derived from? - Correct Answer: Endoderm What are the four subgroups that arise from mesoderm? - Correct Answer: Paraxial Intermediate Head Lateral plate What embryo layer do somites arise from? - Correct Answer: Mesoderm - paraxial What embryo layer are the urogenital system and kidneys derived from? - Correct Answer: Mesoderm - intermediate What embryo layer...