A) splitting in two B) binary fission C) meiosis D) replication
A) It is a mix of the parent's DNA. B) It is only half of the amount of DNA found in the parent. C) It is identical. D) It has some similarities and some differences.
A) four B) two C) one D) six
A) Traits that make them the smartest. B) Traits that make the the most attractive. C) Traits favorable for survival. D) Traits like the parents.
A) crossing over B) mitosis C) meiosis D) mutations
A) mitosis B) meiosis C) crossing over D) independent assortment
A) Mitosis I and II mix up the DNA. B) Prophase and anaphase mix up the DNA. C) Crossing over and independent assortment mix up the DNA from the mother and father. D) Two parents contribute DNA.
A) binary fission B) budding C) sexual D) asexual
A) When the environment is just like the one the parent lived in successfully. B) When no mates can be found. C) When many offspring are needed in a short amount of time. D) When the enviroment is changing and fast reproduction is needed.
A) They may become extinct. B) They will have to learn to eat different foods. C) They will have to learn to attract mates from other areas. D) They will have to find new ways to care for the offspring.
A) one B) six C) four D) two
A) The offspring are genetically different. B) Offspring can be produced more quickly than by asexual means. C) The genetic diversity makes organisms respond differently to environmental changes. D) A lot of time and energy is required for making gametes and finding mates.
A) gene pool B) sexaul reproduction C) DNA D) asexual reproduction |