D.
The fifty rats best able to get and keep food will survive to reproduce next spring.
Answer:
d
Explanation:
1 binary fission
2) pili
3) Spores
4) Conjugation
5)Transduction
200g fruit
fruit = 500 x 40% = 500 x 40 / 100 =
= 500 x 0.4 = 50 x 4 = 200g
none of the above
makes sense