7. The nucleotide parts, called bases, are made of a few: *
(1 Point)
A. Carbon and oxygen at...
Answers: 3
Biology, 22.06.2019 13:20
There are only about 250,000 known fossil species. true or false
Answers: 2
Biology, 22.06.2019 16:20
Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.
Answers: 2
Biology, 22.06.2019 17:30
Describe how viruses and bacteria can be used as biological weapons. what are some of the potential threats and potential benefits? do you agree with the use of viruses and bacteria as biological weapons? why or why not?
Answers: 1
Biology, 22.06.2019 20:30
How does the fossil record provide evidence that the modern whale evolved from the anthracotheres? a) the modern whale looks like their ancestor the anthracotheres. b) the modern whale has all of the same structures as their ancestor. c) there is not enough evidence to suggest the the modern whale evolved from the anthracotheres. d) the anthracotheres has a structure that is still present in the modern whale, but is no longer of use to the modern whale.
Answers: 1
History, 02.10.2019 16:10
Mathematics, 02.10.2019 16:10
Mathematics, 02.10.2019 16:10