The blank spaces in the task content should be filled with is; Three(3), atmosphere and ultraviolet rays of the sun.
<h3>What is Ozone?</h3>
Ozone is a trioxygen molecule; contained in the upper atmosphere with a sole aim of protecting biological life against ultraviolet rays of the sun. The ozone layer is however depleted to Oxygen molecule in the lower atmosphere.
Read more on ozone layer;
brainly.com/question/15444718
#SPJ12
Answer:
1.a variable (often denoted by x ) whose variation does not depend on that of another.
2.a variable (often denoted by y ) whose value depends on that of another.
3.Control group, the standard to which comparisons are made in an experiment. ... A typical use of a control group is in an experiment in which the effect of a treatment is unknown and comparisons between the control group and the experimental group are used to measure the effect of the treatment
4.occurring continuously over a period of time.
I hope this helps!
Answer:
D. Play with her parents, primary caregivers, and toys
Protein builds muscle.
So it's gonna be the last one.
Adenohypophysis, and nerohypophysis.
Explanation: Adenohypophysis (anterior lobe) derived from buc cal ectoderm. Nerohypophysis (posterior lobe) is also called pars nervosa derived from neural ectoderm.
