ICSE 2003: SCIENCE Paper 3 (Biology) - Question 5 (b) Define the Following.

SCIENCE

Paper 3 (Biology) - 2003

(One Hour and a half)

Question 5
(b) Define the following terms, giving one example of each:

: Fill in the blanks

Your Performance

1.
(i) Alleles

2.
(ii) Hormone

3.
(iii) Exocrine gland

4.
(iv) Active transport

5.
(v) Gaseous pollutant.

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