7 8 please answer both

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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7 8 please answer both

The mucopolysaccharides provide a thin, viscous, jelly-like coating to cells.
The most abundant form is
A) starch
B) cellulose
C) glycogen
D) hyaluronic acid
Transcribed Image Text:The mucopolysaccharides provide a thin, viscous, jelly-like coating to cells. The most abundant form is A) starch B) cellulose C) glycogen D) hyaluronic acid
Enzymes typically show maximal catalytic activity at a characteristic pH called the pH
optimum. Pepsin works best at what pH range?
A) 1.8 - 2.0
B) 9.0-10.0
O C) 2.0 - 3.0
D) 7.0 -8.0
Transcribed Image Text:Enzymes typically show maximal catalytic activity at a characteristic pH called the pH optimum. Pepsin works best at what pH range? A) 1.8 - 2.0 B) 9.0-10.0 O C) 2.0 - 3.0 D) 7.0 -8.0
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