The phylogeny tree above is used to explain what major idea/component of the biological theory of evolution?
Question 3 options:

All organisms are closely related.

All organisms began as flies.

All organisms share common ancestry.

All organisms lived in the same type of environment.

Abnormal softening of a gland is known as

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.

Ascientific idea becomes valid when it is what?