Variation, DNA and RNA, Proteins

Which of the followings are properties of continues variations?

• No distinct categories

• Distinct categories

• No limit on the value

• No in-between categories

Tongue rolling, eyes colors, blood groups are example of --- variation

example of continuos varietions are:

• Fingerprints

• height

• heart rate

• weight

This graph represents a ______ variation

• No variation

• Continuous

• Discontinuous

• None of the options mentioned

Continuous variation is control by genes and _____ while Discontinuous variation for a few genes

The structure of the DNA molecule is a ....

• Double molecule

• Single Helix

• Single atom

• Doble Helix

A DNA molecule consists of two long polynucleotide chains made of subunits called ______

What are the 4 bases of the DNA molecule?

• A-T-G-C

• A-U-G-C

• A-T-G-D

• A-U-G-D

The sugar molecule of DNA is the ___

• Fructose

• Oxirybose

• Deoxyribose

• Galactose

The backbone of DNA is made of sugars and phosphate groups join by ____