The diagram below shows stream gradient. If a stream has a horizontal
distance of 10 km and begins at an elevation 100 m higher than where it
ends, what is its stream gradient?
Stream Gradient
Elevation
Difference
-
Horizontal Distance -
O
A. 100 m / 10 km = 10 m/km
O
B. 100 m 10 km = 1000 m/km
O
O
C. 10 km + 100 m = 110 km/m
D. 10 km / 100 m = 0.10 km/m

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.