Amutation may occur in a gene as a result of

1) synthesis of a spindle apparatus

2) loss of a chromosome part

3) loss of a nucleolus

4) replication of centromeres

What are antigens and antibodies? how are they involved in the body’s response to incompatible blood?

What are the pros and cons of transect sampling?

First dropdown options: a. runoff b. condensation c. evaporation second dropdown options: a. photosynthesis b. transpiration c. sweating third dropdown options: a. raindrops b. clouds c. animals