In order to conduct a research you should have an dependent variable, independent variable and the control variable. so in order to study phototropism, then you should need sun light and the growth of the plant and you must have a control that why you need a dark room.
Answer:
B
Explanation:
Hope this helps! Have a great rest of your day! ;)
(Also mark as brainliest please)
Insulin released to prevent the surge of sugar in bloodstream when glucose increases.
Answer:
Cells with 2 copies of each chromosome are called <u><em>diploid</em></u>, whereas cells with 1 copy of each chromosome are called <u><em>haploid</em></u>.
Explanation:
Cells which comprise of homologous pairs of chromosomes are known as haploid cells. For example, the autosomal cells in humans contain 23 pairs i.e 46 chromosomes in them.
Cells which have only one copy of the chromosome are termed as haploid cells. For example, the sex cells of the humans i.e egg cell and sperm cells comprise of 23 chromosomes. This is half the number of chromosomes than the autosomal cells.
Answer:
cell describes that
<h3> ' ALL CELLS HAVE THE SAME STRUCTURE AND FUNCTION '. </h3>