Sap is the life's blood of a plant. there are actually two types of sap in a plant.
they are:
phloem.
xylem.
the plants need sap ,so they don't die.plants need fertilizer to live and to grow and green and strong.
Answer:
The answer is option a.progesterone, c.estrogen and option d. human chorionic gonadotropin.
Explanation:
These hormones serve various functions.
I. Human chorionic gonadotropin: this signals the mother that pregnancy has occurred by maintaining the production of progesterone from the corpus luteum. This is what is detected during a pregnancy test.
ii. Progesterone maintains the pregnancy by supporting the lining of the uterus.
iii. estrogen stimulates the growth of the womb to accommodate the growing fetish.
Answer:
CARBON IV OXIDE and WATER
Explanation:
When in the presence of oxygen, cells undergoes aerobic respiration which involves the breakdown of glucose into energy, water and carbon iv oxide. The carbon iv oxide and water are formed during citric acid cycle of respiration. The energy are absorbed and stored leaving water and carbon iv oxide. Carbon iv oxide is removed from the cells by diffusion into the bloodstream and removed by the lungs, converted into hydrocarnonate ions. Water is removed by diffusion from where it is removed by the kidneys as urine.
Photovoltaic cells.
While semiconducting material such as silicon, the other a metal such as aluminum or silver.