The Structure of DNA 1. Complete the
different
components of the
DNA as Phosphate
group, deoxyribose
sugar and base.
2. Add the missing
complementary
base pairs for each
row in the diagram.
3. Example: 1st row:
P-S-TA-S-P.
4. Repeat for rows
from
2-4.
CAN SOMEONE HELP ME IT SCIENCE

every el niño cycle is different. every year.

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explanation:

bc blah

the level of progesterone is low at the pre-ovulatory phase of the cycle but it gradually increases and the levels are high at the luteal phase. if pregnancy occurs, the level of progesterone will be high throughout the pregnancy.

if egg is fertilized and the mother gets pregnant, progesterone starts preparing the uterus for the implantation. it starts building up the lining of uterus and make it hostile of the period of pregnancy.