Cephalization is the evolutionary tendency toward the concentration of sense organs at one end of the body of bilateral animals
Indicate whether the statement is true or false
T
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Exposure of purified phospholipids to water results in the spontaneous formation of:
A. lipid bilayers. B. triacylglycerols. C. steroids. D. polypeptides. E. carbohydrates.
A cross is done between parents with genotypes aaBbCc and aaBbcc. What is the probability that
offspring will have the same genotype as the first parent?
a. 1/8 b. 1/4 c. 3/8 d. 3/16 e. 9/16
Which group of organisms are hermaphrodites?
a. Elephants b. Hydras c. Aphids d. Lemon sharks e. Tapeworms
Why is fission likely to be a method of reproduction in early cells?
a. The easiest way to divide genetic material is to split it in two. b. Hypercycles that become unstable split apart. c. Modular genomes transfer well between cells. d. Physical constraints of a sphere cause it to become unstable and break when it becomes too big.