Chondrichthyes Samenvattingen, Notities en Examens

What is the origin of the Earth? - Answer-Formed out of a solar nebula What are the origins of Life? - Answer-Archaea - the oldest origin of life on Earth What is kinetic energy? - Answer-The energy of motion What is heat energy? - Answer-Energy created by particles of matter rubbing together What is density? - Answer-A measurement of the amount of matter in a given volume of something. (mass per unit volume) What is convection? - Answer-Transfer of heat through currents caused by differen...

FRESHWATER ORGANISMS QUIZ REVIEW Chondrichthyes ANSWER = sharks and rays Gills ANSWER = organs that exchange oxygen and carbon dioxide with water in fish amphibian fertilization ANSWER = external, in moist areas Aves ANSWER = class of birds Ostechthyes ANSWER = bony fish, have a swim bladder for buoyancy Ectothermic animals ANSWER = body temperature is affected by the environment. Anura ANSWER = frogs and toads Urodela ANSWER = salamanders and newts Dinosaurs ANSWER = birds ar...

ZOOL 403 EXAM LAB REVIEW SOLUTION 2022-2023 CARTILAGINOUS FISHES (CHONDRICHTHYES) University of Calgary Chondrichthyes : 1. cartilaginous skeleton- Prismatic calcified cartilage 2. pelvic claspers (penises) 3. open gill slits (uncovered) 4. placoid scales (next slides) Skeleton: Prismatic calcified cartilage (WEB: cartilage that is mineralised, not as solid sheets, but as tiny prisms) Tesserae (T) of a portion of a gill arch. Tesserae at the top are oriented in lateral view; those...

The _____ of a fish removes oxygen from the water and forces it through its gills - ANS - Respiratory System _______ conveys sensation impulses to a fish's brain. - ANS - Nervous System ________ breaks down the food a fish consumes. - ANS - Digestive System The ________ consists of intestines and kidneys and it filters waste from the blood. - ANS - Excretory System The _______ is a lateral line for balance. - ANS - Sensory System The _______ consists of testes, ovaries, produces sperm...

Suppose you take a drug that blocks your ability to secrete certain compounds in urine. What structures are most likely to be affected? - ANSWER Convoluted tubules You consume a large number of antacids due tooo acid upset; you are mimicking the actions of the ____ that also produces bicarbonates. - ANSWER Stomach Mammals belong to the subphylum - ANSWER Craniata Which of the following is not one of the main features which characterize ALL Chordates from other taxa? - ANSWER Ventral Ner...

Praxis 5005 – Science Latest Update with Certified Solutions Thick Layer surrounding Earth's outer core made of a thick, solid, rocky substance that represents about 85% of the total weight and mass of the Earth Mantle The most inside layer of the Earth, composed of iron Inner Core Closet to the Inner Core, liquid composed of a nickel-iron alloy Outer Core The most outside layer of the Earth, composed of a great variety of igneous, metamorphic, and sedimentary rocks Crust The two gasses ...

Life in the sea Exam 4 Questions & Answers 2024/2025 Benthic - ANSWERSlives on the bottom Pelagic - ANSWERSSwims in the water column. Tunicate larvae or lancelet - ANSWERSFish probaly evolved by vertebral column - ANSWERSseries of bones that make up the backbone Myomeres - ANSWERSseries of muscle segments along the trunk Agnatha - ANSWERSjawless fishes (hagfish and lampreys) Lampreys - ANSWERSparasites Hagfishes - ANSWERSbenthic scavengers, eat dead and dying Anadrom...

Euphotic zone - Answer-first 200 meters -where photosynthesis can take place -suns radiation can be absorbed Seed Plants - Answer--true plants -not very abundant -grasses, eelgrass and surfgrass -mangroves -like warm, muddy waters -have a root system Protists - Answer-a) large algae(seaweed) -brown algae(kelp), green (sponge weed), red (rhodophyta) b) phytoplankton(small algae) -most producers -diatoms -coccolithophores -dinoflagellates Eukaryotes - Answer-seed plants and protist...

Phylogeny - Classification of organisms according to evolutionary relationships. Taxonomy - Evolutionary classification Linnaean system of classification (taxonomy) - Domain> Kingdom> Phylum> Class> Order> Family> Genus> Species (Did King Phillip Come Over For Grandma's Soup) [ex. Homo sapien](italicized) Phylogeny relationships - Basal Group: Branch from oldest common ancestor, no other branch from species. Sister Taxa: Share common ancestor Homologies - Comparing...

Why doesn't phylogenetic systematics have a fixed number of hierarchical categories like Linnaean systematics? CORRECT ANSWER it is variable, not for sure What aspect of evolution does phylogenetic systematics represent more clearly than Linnaean systematics does? CORRECT ANSWER Evolutionary history Non-amniotes CORRECT ANSWER lay eggs in water Hagfishes and lampreys: CORRECT ANSWER Myxiniformes and Petromyzontiformes (Agnathans) Sharks, rays, and ratfishes, cartilaginous fishes: CO...