Identify the type of gametangium shown here.
What will be an ideal response?
Archegonium.
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An advantage of chorionic villus sampling (compared with amniocentesis) is that:a
chorionic villus sampling detects a much wider range of genetic defects than does amniocentesis. b. chorionic villus sampling is much less expensive than is amniocentesis. c. chorionic villus sampling is much less invasive than amniocentesis. d. chorionic villus sampling is much easier to perform than amniocentesis. e. chorionic villus sampling can be performed much earlier than can amniocentesis.
An example of a micronutrient is phosphorus
____________________ Indicate whether the statement is true or false.
Protists that absorb nutrients from dead organic matter are called
A) predatory. B) decomposers. C) photosynthetic. D) parasitic. E) symbiotic.
A layer of endodermal cells around the vascular cylinder deposits a waterproof band called a(n) __________ in their abutting walls.
Fill in the blank(s) with the appropriate word(s).