Question

pls answer the circle ones

Answer 1

O.7 ans: a] the function of cell wall is to protect the plants since they don't have skeletons
b] to protect the cell and separate the cell from its surrounding
c] it directs the growth of the cell and controls all the activities that go on within the cell.
d] to oxidize food to provide energy
e] secrete substance such as enzymes, proteins and hormones
f] help in the destroy old cell structures
g]  Chloroplasts are the organelle of photosynthesis. ...Chromoplasts make and store pigments that give petals and fruit their orange and yellow colors.Leucoplasts do not contain pigments and are located in roots and non-photosynthetic tissues of plants.Plant Cell Structure .
h]the smooth ER also regulates and releases calcium ions and processes toxins.