3.Write the unit used for measuring ozone thickness.
Dobson units (DU) is used to measure the ozone thickness.
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4.Name the event during cell division cycle that results in the gain or loss of chromosome.
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5.
How can bacterial DNA be released from the bacterial cell for biotechnology experiments?
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6.Write the importance of cryopreservation in conservation of biodiversity.
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7.Mention the role of the codons AUG and UGA during protein synthesis.
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8.Normally one embryo develops in one seed but when an orange seed is squeezed many embryos of different shapes and sizes are seen. Mention how it has happened.
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9.
How do histones acquire positive charge?
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10.Why is CuT considered a good contraceptive device to space children?
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