Which is a size-dependent property?
A. boiling point
B. conductivity
C. density
D.Mass
I think letter D
Why?
A size dependent property is a physical property that changes when the size of an object changes.Examples of size dependent properties: Length, Width, Height, Volume, Mass.

Answer:
The phylum Hemichordata is the one that could form an evolutionary connection between the chordates and non-chordates.
Explanation:
To the phylum Hemichordata belongs a genus that scientists believe could explain how the chordates could evolve from the non-chordates. This genus is Balanoglossus, of the class Enteropneusta.
Balanoglossus is similar to a worm, whose habitat is the seabed, and like other hemicordates it has a stomach, a structure that forms part of its digestive system and fulfills the functions of a spine.
Learn more:
Chordates and non-chordates brainly.com/question/1387264
Answer:
It suggests that only some organisms need energy to live.
Answer:protonema
Explanation:
Mosses have protonema that develops from germinating spores,which is a multicellular filament. This filament has high chlorophyll content and hence can photosynthesis generating food for its growth.
A protonema may produce leafy shoot and this is done under a favourable condition, this shoot later develop into bud.