Question

Classify the organisms based on the presence or absence of a notochord in their embryonic stage.

butterfly
squid
salmon
lizard
dandelion

ONLY IF YOU ARE 100% SURE

Answer 1

Presence of Notochord: Salmon, Lizard

Absece of Notochord: Squid, Butterfly, Dandelion

Explanation: Sorry if I'm wrong

Answer 2

Organisms with notochord: Salmon , Lizard

Organisms without notochord: Butterfly , Squid and dandelion.

Step-by-step explanation:

• Notochord is the small cartilage made structure present in embroye which is going to be the part of vertebral column in baby.
• The animals containing the notochord are known to belong to phylum chordate.
• Fishes and amphibians are chordates, so salmon and lizard are organisms with notochord.
• While other three are arthropods, mollusk and anthophyta.