A ________ is an organism that requires the intake of chemical compounds such as carbohydrates, fats, and proteins
Fill in the blank with correct word.
Answer: chemotroph
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Assemblies of macromolecules are referred to as ________ complexes.
A. metamolecular B. ultramolecular C. supramolecular D. maximolecular
A newly hatched cuckoo bird is blind, but contact with an object beside it stimulates it to push the object out of the nest. What term best describes this behavior?
a. learned b. time sensitive learning c. imprinting d. instinct e. social landscape learning
A mammalian female’s
a. cells usually have multiple Barr bodies. b. body is a mosaic for the X-linked traits she inherits. c. Barr bodies are active in some cells. d. Barr bodies are produced after puberty. e. X-linked recessive genes are always expressed because of the deactivation of an X chromosome in each cell.
A(n) morphogen is a chemical agent that affects the differentiation of cells and the development of form. Indicate whether the statement is true or false