Fossil stromatolites are evidence that cells exited 3.5 million years ago
_____________ Indicate whether the statement is true or false.
F, billion
Biology & Microbiology
You might also like to view...
Competent cells are those used in studies of conjugation
Indicate whether the statement is true or false
Biology & Microbiology
Which of these situations regarding phloem sources and sinks is not correct?
A. The root of a carrot plant is a source. B. Young leaves are sinks. C. A growing pumpkin is a sink. D. In a seedling, the cotyledons would be sources. E. During autumn, deciduous tree roots would be a sink.
Biology & Microbiology
Carbon dioxide and ________ are the major gases in the atmosphere that absorb energy from the sun
Fill in the blank(s) with correct word
Biology & Microbiology
Which type of granulocyte gives rise to antibodies?
A) neutrophil B) T lymphocyte C) B lymphocyte D) monocyte E) eosinophil
Biology & Microbiology