An educated guess or a testable statement used to answer a question about observations is referred to as a(n) ________
Fill in the blank(s) with correct word
hypothesis
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Mistletoe is a plant that grows commonly on
the limbs of hawthorn trees and extracts nutrients from its host plant. The relationship between mistletoe and the hawthorn tree is
a. commensalism. b. mutualism. c. competition. d. predation. e. parasitism
In humans, normal skin pigmentation is influenced by a dominant gene (C), which allows
pigmentation to develop. All individuals who are homozygous for the recessive allele (c) are unable to produce an enzyme needed for melanin formation and are therefore referred to as albino. Two normal parents produce an albino child. What are the chances that the next child will be an albino? What will be an ideal response?
If you eat a meal that is high in sugar, which hormone will stimulate your cells to remove the sugar from your blood?
A) Thyroxine B) Glycogen C) Insulin D) Glucagon E) Glucocorticoids
What thermoregulation process can be sustained for the longest period of time?
A. Fever B. Contraction of blood vessels in skin C. Shivering D. Sweating E. Hibernation