Q: What is the term for the process in which two atomic nuclei fuse together to make a single nucleus? Choices: - absorption - fission - binding - fusion A:
fusion

(Question)
Q: The pleura that surrounds the lungs consists of how many layers? Choices: - one - four - three - two A:
(Answer)
two

Ques: Q: What type of layers do animals' tissues develop from? Choices: - dermic - transgenic - cytoplasm - embryonic A:
Ans: embryonic

(Q).
Q: Van der waals forces are weak interactions between molecules that involve what? Choices: - atoms - particles - photons - dipoles A:
(A).
dipoles

Ques:Q: Fossil evidence indicates that the ancestors of humans originated on which continent? Choices: - north america - australia - south america - africa A:

Ans:africa

Ques: Q: What can be described as a tiny male gametophyte enclosed in a tough capsule? Choices: - seed - cell - dna - grain of pollen A:
Ans:
grain of pollen