Why do you think choanocyte chambers are so much larger than the other canals in most sponges? Think about how a sponge would benefit from large chambers in terms nutrient and gas exchange, and excreting wastes. Explain your answer.

Q: Explain the components and functions of the visible cell layers

A: Cell is the basic membrane bound unit that contains the fundamental molecules of life and of which…

Q: Planaria lack specialized gas-exchange organs. How do you think planaria accomplish this task?

A: Planarians belong to Lophotrochozoan branch of protostomes.

Q: egulate the surfac

A: Sponges are a member of phylum porifera. Sponges have four different types of cells Choanocyte…

Q: Describe how sponges defend themselves against predators.

A: Sponges belong to the phylum Porifera. They are mostly marine. They are mostly present in-depth of…

Q: Provide two characteristics of the digestive tract for an animal that eats mainly termites

A: Termites are eusocial insects belonging to order Blattodea.

Q: Sponges are Radially symmetrical Bilaterally symmetrical Asymmetrical Dorso- ventrally…

A: The animals can be classified into three distinct classes depending on their body symmetry:…

Q: Compare the hydra to obelia in terms of life cycle features and ecological attributes. If living…

A: Answer: HYDRA AND OBELIA = These are the aquatic simple living organisms belongs to hydrozoa groups,…

Q: Which structure of the ray-finned fishes allows for breathing in water while the fish is stationary?…

A: The fishes are found in the super class Pisces. They belong to chordates.

Q: Starfish Ampulla close-up How does the tube feet able to extend and retract? How do they act as…

A: When muscles surrounding the ampulla contract, fluid inside the bulb moves down into the tube foot,…

Q: In cephalopods contraction of _____________________of the mantle force water from the mantle cavity…

A: Give options.  radial----inhalant valve circular-----inhalant valve Radial----funnel (siphon)…