Chapter 2, Problem 6KA

a) Give the shell number (upper right corner of slide) b) Give the scientific name of the shell (from the dichotomous key) c) Give the common name of each shell and find out what eats and what feeding method it uses to obtain its food (filter feeder, active predator, active herbivore, etc).

Please provide a brief description of what is ovalbumin in eggs and its practical functions and uses Note: Provide an answer with 150-200 words

match a word with the definition Atria, Cuticle, Pseudocoelom, Exoskeleton, Ecdysis, Malpighian tubes, Gastropods, Incurrent siphon, Crop, Gizzard, Septa, Protostomes, Deuterostomes, Pentaradial symmetry, Water vascular system, Myomeres, Swim bladder, Ventricle, Endoskeleton, Notochord   _______________An excretory organ for eliminating metabolic waste found in insects. _______________Thin-walled part of the heart that receives blood from the body. _______________Thin walled tube where food is temporarily stored. _______________Thick wall chamber where soil is ground up and useable organic substances are separated from waste. _______________Extendable fleshy tube that transports water into the body.

match a word with the definition Atria, Cuticle, Pseudocoelom, Exoskeleton, Ecdysis, Malpighian tubes, Gastropods, Incurrent siphon, Crop, Gizzard, Septa, Protostomes, Deuterostomes, Pentaradial symmetry, Water vascular system, Myomeres, Swim bladder, Ventricle, Endoskeleton, Notochord _______________Thin Fleshy partitions between segments. _______________A skin covered skeleton composed of Calcium. _______________This system uses seawater to generate hydraulic pressure to power their tube feet for locomotion. _______________A short, rigid rod located between the dorsal hollow nerve tube and the digestive tract. _______________Provides muscular movements for swimming or burrowing. ______________Organisms which exhibit determinate development, and spiral cleavage. ______________Organisms which exhibit indeterminate development, and radial cleavage. ______________ Organ that gives buoyancy to bony fish. ______________ Thick walled part of the heart that pumps blood to the body.…

Describe the development of the notochord. Include the terms primitive pit, notochordal process, notochordal canal, neurenteric canal, notochordal plate, ectoderm, mesoderm, and endoderm in your descriptions. Include labeled diagrams in your description. With respect to the developing notochord, where is the cloacal membrane, allantois, embryonic ectoderm, embryonic endoderm, and embryonic mesoderm with reference to the developing notochord.

Draw the shell and label the parts of an oyster. Identify the different anatomical systems and their components. Label the parts.

Match the sea urchin term from the left with the correct description on the right. Drag and drop options on the right-hand side and submit. For keyboard navigation... SHOW MORE v Tissues and structures around the mouth where Sea urchin test some retain their eggs Special tube feet used to attach the urchin to the Aristotle's Lantern hard substrate. The internal skeleton which is a calcareous structure Podia with ossicles A highly developed feeding apparatus in the oral Peristome region. A term used to describe sea urchins sexually distinct nature. In other words there are male and female Dioecious urchins as opposed to other organisms that contain both male and female characteristics. Unanswered Submit II II II

Make a table to identify amle and female homologues and describe it common function. Minimum of 7 organs.

Label A-K as the following: -Anus -Stomach -Digestive Gland -Gonad -Ambulacral Ridge -Intestinal Cecum -Ampulla -Madreporite -Water Vascular System -Pyloric Duct -Tube Feet