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Biology

Biology
The temperature danger zone for food is

Above 45 deg
Below 15 deg
5 - 63 deg
None of these

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Biology
________ being a higher category, is the assemblage of families which exhibit a few similar characters.

Genus
Class
Species
Order

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Biology
In a bisexual flower if androcium and gynoecium mature at different time the phenomeon is known as ________

None of these
Dichogamy
Haterogamy monogamy
Herpogamy

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Biology
Lederberg and Tatum demonstrated conjugation in the bacteria

1947
1944
1945
1946

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Biology
What base does guanine pair with?

Cytosine
Adenine
Thymine
Uracil

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Biology
The kilo calories of energy released from one gram of fats is

9.45
5.49
4.59
9.54

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