Answer: Deoxyribonucleic acid is a molecule composed of two chains that coil around each other to form a double helix carrying genetic instructions for the development.
Explanation:The two strands of a DNA molecule are separated and each is used as a pattern or template to produce a complementary strand.
Answer:
Scientists think that geographic isolation is a common way for the process of specification to begin: rivers change course, mountains rise, continents drift, organisms migrate, and what was once a continuous population is divided into two or more smaller populations. ... This may or may not be sufficient to cause specification.
Explanation:
12. D selective breeding
14 D
16: B
I can’t see the other questions sorry!
The temperature(hot) might be causing the rate of water evaporating to increase.
Atrophic gastritis is a condition usually in older adults that would impair the ability to absorb iron and vitamin B12. It is characterize by chronic inflammation of the gastric mucosa.The end point of chronic process is atrophy of gastric mucosa.