In hyaluronic acid how is D-glucuronic acid linked to N-acetyl-D-glucosamine?
A) by an a(1 ? 3 ) glycosidic bond
B) by an a(1 ? 4 ) glycosidic bond
C) by a b(1 ? 3 ) glycosidic bond
D) by a b(1 ? 4 ) glycosidic bond
C
You might also like to view...
Most of Alaska is a(n) _______________ climate region
Fill in the blank(s) with correct word
Which part of Earth's cumulative hypsographic curve includes the mid-ocean ridges?
A) The gentle slope above sea level B) The long and flat part below sea level C) The shallowest slope below sea level D) The steep deepest part below sea level E) The steep segment above sea level
Which mineral does not contain abundant potassium?
A) feldspar B) biotite C) muscovite D) calcite
________ streams begin in moist regions and flow downstream into arid landscapes with high evapotranspiration
A) Perennial B) Intermittent C) Ephemeral D) Temporary E) Exotic