What type of organisms do scientist usually agree that birds are descended from?
A) reptiles
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Biology, 01.06.2021 20:10 CameronVand21
What type of organisms do scientist usually agree that birds are descended from?
A) reptiles
B) fish
C) amphibians
D) mammals
Answers: 1
Biology, 21.06.2019 21:00
What two fields of study provide the core information that is used to classify organisms?
Answers: 2
Biology, 21.06.2019 21:30
What was dr. willem johan kolff’s first step in using the scientific process to invent the hemodialysis machine? he built the machine and tried it with various patients, collecting data about its effectiveness. when a patient’s kidneys failed, he wondered if it would be possible to perform kidney functions with an external machine. he researched and collected data about numerous patients who exhibited symptoms of kidney failure. he drew conclusions from studies of various symptoms of kidney failure, and drew a design for the ideal external blood-processing machine.
Answers: 1
Biology, 22.06.2019 10:00
Which is an example of a vestigial structure? a. tail of a monkey b. fin of a fish c. flower of a plant d. tailbone of a human
Answers: 2
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