MCQ
DNA consists of two complementary nucleotide chains. If the sequence of nucleotides in one of the chains is AGCTTCGA, then the nucleotides sequence in the other chain shall be:
- AGCTAAGCT
- BGATCCTAG
- CTAGCATAT
- ✓TCGAAGCT
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$I$ - leaf is like needle, $II$ - Thick cuticle, $III$ - Thin cuticle, $IV$ - Sunken stomata, $V$ - Stomata absent
| Column $- I$ | Column $- II$ |
| $(1)$ Mustard | $(A)$ Opposite phyllotaxy |
| $(2)$ Guava | $(B)$ Pinnately compound leaf |
| $(3)$ Neem | $(C)$ Alternate phyllotaxy |
| $(D)$ Palmately compound leaf |
- It is site for active ribosomal $RNA$ synthesis
- It is spherical structure
$(a)$ In equisetum the female gametophyte is retained on the parent sporophyte.
$(b)$ In Ginkgo male gametophyte is not independent.
$(c)$ The sporophyte in Riccia is more developed than that in Polytrichum.
$(d)$ Sexual reproduction in Volvox is isogamous.
$(e)$ The spores of slime molds lack cell walls.
How many of the above statement are correct?