Which two atoms form a covalent bond?
A. A sodium and chlorine atom
B. Two oxygen atoms
...
Answers: 1
Biology, 21.06.2019 16:00
Where in the body can you find chemoreceptors? a. on the skin and ears, to detect pressure, touch, motion, and sound b. on the retina, to detect a single photon of light c. on the skin, to detect temperature or specific chemicals d. on the tongue and in the nose, to detect taste or odor
Answers: 2
Biology, 21.06.2019 20:00
The images show the wings of a bat and a bee. from this evidence, what can you conclude about the evolutionary relationship between these organisms? a. the wing structures of the bat and the bee are different, indicating they didn’t inherit wings from a common ancestor. b. the wing structures of the bat and the bee are different, indicating they inherited wings from a common ancestor. c. the functions of bat wings and bee wings are the same, indicating they obtained wings from a common ancestor. d. the functions of bat wings and bee wings are different, indicating they didn’t obtain wings from a common ancestor.
Answers: 3
Biology, 22.06.2019 07:30
Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides
Answers: 1
Biology, 22.06.2019 10:50
Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%
Answers: 2
Mathematics, 21.01.2021 19:00
Mathematics, 21.01.2021 19:00
Mathematics, 21.01.2021 19:00
Health, 21.01.2021 19:00
Spanish, 21.01.2021 19:00
Mathematics, 21.01.2021 19:00
Chemistry, 21.01.2021 19:00
Mathematics, 21.01.2021 19:00
Computers and Technology, 21.01.2021 19:00
Mathematics, 21.01.2021 19:00
Advanced Placement (AP), 21.01.2021 19:00