How do the presence/loss, form, and function of the radula differ within members of the Classes Bivalvia, Polyplacophora, and Cephalopoda (using the squid as a representative)? B) How does this relate to the animals’ natural histories?

Match the animal taxa (group) to the correct adaptation. radial cleavage of embryo, do not develop a yolked egg, must have a larval stage before the adult stage three tissue layers, bilateral symmetry, but no body cavities. two tissue layers and radial symmetry. radial cleavage of embryo, develop a yolked egg and can mature the developing fetus long, no larval stage No true …

Q: Unifying features include shell, mantle, radula, foot, visceral mass Which classes show a loss of… A: Mollusca is the second largest phylum of the invertebrate animals. Answer;1 The mollusk (or…

Figure 28.21 Which of the following statements about the anatomy of a mollusk is false? Mollusks have a radula for grinding food. A digestive gland is connected to the stomach. The tissue beneath the shell is called the mantle. The digestive system includes a gizzard, a stomach, a digestive gland, and the intestine.

Figure 15.24 Which of the following statements about the anatomy of a mollusk is false? a. Mollusks have a radula for scraping food. b. Mollusks have ventral nerve cords. c. The tissue beneath the shell is called the mantle. d. The mantle cavity contains hemolymph.

A land snail, a clam and an octopus all share (A) amantle. (B) a radula. (C) gills. (D) distinct cephalization. Solution Summary: The author explains that all mollusks share a similar body plan and they all are coelomates. Mantle forms an outer protective wall and protects the animal's body from injury, dehydration

The protrusible rasping organ in a mollusk's mouth that is used to scrape food from the substrate is composed of nacre.

The diversity of gastropods by describing the varying feeding habits found in them. Introduction: Feeding habits of gastropods is quite diverse, but all include the use of some adaptation of radula (tongue-like structure).

2023年10月30日 · Hayden ThompsonProfessor McKinneyEnglish 102012 February 2023Analysis of “Does Using Social Media Make You Lonely?”Is social media bad for our well-being?