What is a cotyledon?
a. an embryonic root
b. a seed cover
c. a flower part
d. an embryonic leaf
e. a fruit
ANSWER: d
You might also like to view...
The genes that play a role in the biological clock form part of gene storing structures in the
nucleus known as
a. nucleotides. b. chromosomes. c. tissues. d. proteins
Weight loss dieting in humans has been shown to ____
a. increase absolute numbers of Firmicutes bacteria b. decrease absolute numbers of Firmicutes bacteria c. increase the abundance of Firmicutes bacteria relative to Bacteroidetes bacteria d. decrease the relative abundance of Firmicutes bacteria relative to Bacteroidetes bacteria e. not affect bacterial populations in human intestines
The highly toxic Aspergillus infects
A) wheat. B) bread. C) human skin. D) milk. E) peanuts.
Who is responsible for building the first simple microscope?
Isaac Newton The Royal Society of London Antoni van Leeuwenhoek Louis Pasteu