Answer:
A. Lancelet
B. All chordates
Explanation:
A. Dorsal nerve chord is the only <u>unique feature</u> among all members of <u>phylum chordata</u> (mainly found in subphylum Vertebrata). In the given list, only lacelet is the Chordate whereas <u>snail belongs to phylum Mollusca</u>, <u>grasshopper belongs to Arthropda</u>, and <u>jellyfish belongs to Cnidaria</u>. Dorsal nerve cord runs along the length of organism's body.
B. <u>Gill slits</u> are <u>opening structures</u> to gills through which water passes from pharynx/throat to exterior. Their main purpose is to help filter the food particles available in surrounding water. Although they are typical for amphibians and fishes, chordates also possess gill slits at embryonic stages.
Answer:
Answer: The Blue eye trait skipped a generation and so the girl got the trait with the two alleles (bb: for example)
Explanation:
Lions are usually bigger.
Explanation:
These statements can be among all the options
I should keep a check on my body and I should stop exercising when the pain gets severe.
This shows that the nursing student about measures to reduce vaccine-related pain in children, nursing student indicates a need for further teaching.
