Duplication of DNA occurs
A. during interphase.
B. before meiosis II only.
C. during prophase I.
D. twice, before meiosis I and meiosis II.
Answer: A
You might also like to view...
How do North American porcupines protect themselves from predators?
a. Their coloration serves as a disguise. b. They seek shelter in a tree. c. They have large jaws with teeth. d. They release a noxious spray. e. They release sharp modified hairs that stick in a predator’s mouth.
In California, a species of salamanders were geographically separated over time. The group that lived in southern California relied heavily on large gold blotches on their skin that helped to camouflage them from predators. The group that lived along the coast adopted a color pattern that mimicked a poisonous, colorful newt common to that area. Instead of being camouflaged, these salamanders advertised their colors. What type of selection process has occurred over time?
A. artificial selection B. natural selection C. theoretical selection D. experimental selection
Which of the following substances is made of lipids?
A) DNA B) cellulose C) steroids D) enzymes
Which option correctly lists the sequence in which most animals develop?
A) zygote, cleavage, blastula, gastrula, organ formation B) cleavage, zygote, gastrula, blastula, organ formation C) zygote, cleavage, gastrula, blastula, organ formation D) zygote, cleavage, organ formation, blastula, gastrula