A membranous region located between certain cranial bones in the skull of a vertebrate fetus or infant is called a __________
Fill in the blank(s) with the appropriate word(s)
Answer: Fontanel
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Short-term memory
a. has a larger storage capacity than long-term memory. b. takes longer to retrieve than long-term memory. c. involves transient modifications in the function of preexisting synapses, such as channel modification. d. two of these answers. e. all of these answers.
How does the mucosa of the rectum compare with that of the colon and cecum?
a. the rectum is lined with stratified columnar epithelium, whereas the colon and cecum are lined with simple columnar epithelium b. the colon and cecum are lined with a simple columnar epithelium for absorption, whereas the rectum is lined with stratified squamous epithelium because it is next to an opening to the exterior c. the colon and cecum are lined with a simple cuboidal epithelium for absorption, whereas the rectum is lined with transitional epithelium to allow for expansion during defecation d. none of the listed responses is correct; the epithelial lining is constant throughout the large intestine
Match the term with its correct definition.Reflex arc
A. Most superficial and thickest meninx B. Functional unit of the nervous system C. Separates dura mater from periosteum D. The meninx bound tightly to brain and spinal cord E. The middle meninx
Alternative splicing helps explain which of the following?
a) how different genes are activated in different cells b) how more than one codon can code for the same amino acid c) how one gene can produce more than one protein d) how only 4 nucleotides can be used to code for 20 different amino acids