Answer:
C. bright colourful flowers.
Explanation:
hummingbirds (and other insects and birds) are attracted to bright colours and sweet scents
For starters, atoms are the basic building blocks of matter- they make up elements, molecules and compounds. Elements most often combine with other elements as compounds. Whilst molecules are particles found in both elements and compounds. I hope that wasn't too confusing, but bottom line is that they are all linked together in this way! Helpful? :)
A lack of blood flow determines the number of cell layers that can
survive when they are transplanted
What’s your question I’m confused