Q: Q: What causes blood vessels to grow toward the tumour in cancer cells? Choices: - harnessing molecules - addressing molecules - communicating molecules - signaling molecules A:
A: signaling molecules

Q: Q: How many types of major tissues do modern plants have? Choices: - two - seven - four - three A:
A: three

Q: Q: What is another term for ghost sharks? Choices: - anascea - litoria - aurea - chimaera A:
A: chimaera

Q: Q: What do we call the system of classification consisting of a hierarchy of groupings called taxa? Choices: - lamarckian system - linchpin system - crocodilian system - linnaean system A:
A: linnaean system