After DNA systhesis (ie S-phase) an identical copy of the DNA has been made and this is present in the two chromatids when viewed as the chromosome.
a. true
b. false
Answer: a. true
You might also like to view...
Use a Punnett square to demonstrate a cross between two of the F1 offspring. What are the phenotypes and ratios that occur?
What will be an ideal response?
The process by which a small balloon is used to widen a narrowed blood vessel is called balloon ________
Fill in the blank(s) with correct word
Many species of which protist group have modified mitochondria that lack functional electron transport chains?
A) excavates B) rhizarians C) ciliates D) unikonts
Four million years ago, horses were rather small compared to today's horses and had relatively stocky bodies with a straight shoulder and thick neck. This statement is an illustration of which biological concept?
A. development B. evolution C. reproduction D. metabolism E. homeostasis