What are characteristics of r-selected populations? (Check all that apply.)
_____ early age of first reproduction
_____ late age of first reproduction
_____ small brood size
_____ large brood size
_____ little or no parental care
_____ extensive parental care
_____ short generation time
_____ long generation time
_____ type I survivorship curves
_____ type III survivorship curves
__X__ early age of first reproduction
_____ late age of first reproduction
_____ small brood size
__X__ large brood size
__X__ little or no parental care
_____ extensive parental care
__X__ short generation time
_____ long generation time
_____ type I survivorship curves
__X__ type III survivorship curves
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The condition in which shoot apical meristems suppress the growth of axillary buds is called ____________
A. repression B. apical dominance C. shoot-root ratio D. optimum growth pattern E. primary growth
The peritoneum can function as a dialyzing membrane in a procedure called ________
Fill in the blank(s) with correct word
The bacteria that normally live on the mucous membranes of the digestive tract and vagina provide protection against infection with harmful disease-producing microorganisms
Indicate whether the statement is true or false
Which of the following neurotransmitters is associated with sleep, mood, attention, and learning?
A) acetylcholine B) epinephrine C) serotonin D) endorphins