In a bird egg, the ________ provides the watery environment in which the embryo develops
A) yolk sac B) amnion C) blastocyst D) chorion E) allantois
B
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While walking along the beach at Point Lobos, California, the fellow pictured walks up to you with algae in hand. Figuring you to be a college student who has probably had a good introductory biology course, he asks if you know what it is.
(a) What is the cell wall component of the organism that has commercial value? (b) Name three uses for that cell wall component.
In the Hardy-Weinberg equation, _____________________ represents the dominant allele, while _____________________ represents the recessive allele
Fill in the blank(s) with correct word
Late mRNA products in T4 phage include
A. phage structural proteins. B. proteins involved in cell lysis and phage release. C. proteins that help with phage assembly without becoming part of the virion. D. All of the above are correct.
Which of the following factors is LEAST likely to attract pollinators to a flower?
A. the amount of nectar B. odor C. color of the flower in visible light D. color of the flower in UV light E. taste of the ovules