Asked by Junior Aleman on Apr 28, 2024
Verified
Which types of fish have gill slits hidden beneath a gill cover?
A) jawless fishes
B) cartilaginous fishes
C) bony fishes
D) sharks and rays
E) lampreys and hagfish
Gill Slits
Openings found in the pharynx of fish and some amphibians that are used for respiration and water filtration.
Cartilaginous Fishes
Fish that have skeletons made entirely of cartilage, such as sharks and rays.
Bony Fishes
Fish that have skeletons primarily made of bone, as opposed to cartilaginous fishes, which have skeletons made of cartilage.
- Pinpoint the variances among vertebrate groups by their signature characteristics.
- Characterize the physiological modifications that support assorted lifestyles among vertebrates.
Verified Answer
NW
Nicole WilliamsMay 02, 2024
Final Answer :
C
Explanation :
Bony fishes have gill slits hidden beneath a gill cover, also called an operculum. Jawless fishes (such as lampreys and hagfish) do not have gill covers, while cartilage fishes (such as sharks and rays) have exposed gill slits.
Learning Objectives
- Pinpoint the variances among vertebrate groups by their signature characteristics.
- Characterize the physiological modifications that support assorted lifestyles among vertebrates.