A polypeptide is generally referred to as a(n) ________ if it has more than 100 amino acids and has folded into a complex structure with a specific function
Fill in the blank(s) with correct word
protein
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The scientific approach that classifies organisms based on evolutionary relationships is known as ____
a. comparative morphology b. evolutionary ecology c. taxonomy d. cladistics e. genetics
Match the following descriptions to their respective body parts. 7) Vertebrae in the lower back region just above the sacral region. _____ 8) Bones that form on either side of the cranium and are thought of as the temples. _____ 9) Produced from the fusion of five vertebrae and allows an individual to sit. _____ 10) Bone cells that break down bone tissue. _____ 11) Calcitonin stimulates the activity of these bone cells. _____ 12) During childbirth, hormones loosen its cartilage to allow the pelvis to widen. _____
A) Sacrum B) Metatarsals C) Carpals D) Foramen magnum E) Tarsals F) Femur G) Osteoblasts H) Temporal I) Lumbar J) Osteoclasts K) Pubic symphysis L) Humerus
What type of muscle fibers will be found in large percentages in the leg muscles of a person who excels at weight lifting but does not do well at running marathons?
A) slow-twitch B) fast-twitch C) intermediate D) high-density
Which of the following is an important difference between lichen and plant physiology?
a. Lichens are photosynthetic. b. Lichens contain chlorophyll. c. Lichens grow slowly. d. Lichens do not control water loss.