Answer:
C
Explanation:
A. Since
B. Because
C. Although
D. For example
<em>Zebra mussels have been known to have a lifespan of six or seven years in the past but recent discoveries have shown that their average lifespan now ranges between one to two years. Hence, the correct word to fill in the gap would be 'Although'. </em>
<em>The correct option is C</em>
Answer:
C
Explanation:
The correct answer would be that <u>in science, a theory is well supported by observations and/or experimental data.</u>
<em>Theories are usually derived from testing hypotheses. Untested statements from observations are referred to as theories. When hypotheses are tested using a series of independent experiments and found to be true, they become theories.</em>
<em>Hence, theories are well supported by observations and data in science. A theory remains accurate for as long as there are no contradictory findings to it. Theories can, however, be modified once there are data to back them up.</em>
The correct option is C.
Answer:
algae,fish and bacteria and aquatic invertebrates
Explanation:
Because how would the economy work without half of these things
12. D selective breeding
14 D
16: B
I can’t see the other questions sorry!
