Cerebrospinal fluid can be described as which of the following? I) functioning in transport of nutrients and hormones through the brain II) a product of the filtration of blood in the brain III) functioning to cushion the brain IV) filling spaces

between glial cells and neurons in the gray matter A) only I and III
B) only II and IV
C) only I, II, and III
D) only II, III, and IV


C

Biology & Microbiology

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The distribution of biomes is dependent upon which of the following? Check all that apply. 

_____ available moisture _____ temperature _____ the presence of mountains  _____ distance from the oceans and elevation _____ a thermocline

Biology & Microbiology

One important aspect of self-incompatibility is to prevent:

A. expression of deleterious homozygous recessive genes B. genes that may prevent pollen germination C. factors that keep pollen from developing D. matings between different species of plants E. adherence of pollen to the stigma surface

Biology & Microbiology

How does it relate to the question?

What will be an ideal response?

Biology & Microbiology

Except during initiation of translation, transfer RNA molecules carrying amino acids initially bind to the ribosome at the (P/A/E) site

What will be an ideal response?

Biology & Microbiology