The first type of symmetry to develop, and seen in cnidarians, was
A. radial symmetry.
B. contralateral symmetry.
C. bilateral symmetry.
D. medial symmetry.
Answer: A
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A plant has the following characteristics: a taproot system, several growth rings evident in a cross section of the stem, and a layer of bark around the outside. Which of the following best describes the plant?
A) herbaceous eudicot B) woody eudicot C) woody monocot D) herbaceous monocot E) woody annual
The major physical symptom associated with Klinefelter syndrome is ____
a. facial deformation b. fertility problems c. short stature d. intellectual disability e. heart abnormalities
The cervix is part of the
a. labium minor. b. ovary. c. uterus. d. oviduct. e. vagina.
Why do we have storage macromolecules, such as fats, in our bodies?
A. Human cells can directly capture the energy of sunlight through photosynthesis and store it as macromolecules such as fats. B. We can break down these macromolecules to provide energy for the endergonic reactions in our bodies. C. Breaking down macromolecules, such as fats, is an endergonic process. D. Macromolecules, such as fats, are a convenient way to store kinetic energy.