Answer:
option c and b are the answers
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Answer:
it increases the heart rate of the individual that gets tired while exercising.
Explanation:
Answer:
A. Crunches
Explanation:
Crunches are an exercise which you lift your upper back from the ground(or head) in a laying position on your back. This exercises your abdominal muscles, which is around your tummy area.
Answer:
Teratogens and embryonic.
Explanation:
Teratogens may be defined as any chemical or physical agent that might cause mutations in the fetus. Teratogen is harmful for both the mother and the fetus.
Teratogen must be avoided during the pregnancy. As this effect the embryonic development and might cause the abnormal growth and development of a child. The child can born with missing eyes, ears or other body parts.
Thus, the answer is teratogens and embryonic.
