Ammonia is converted into urea in liver and excreted by kidney
Answer: C
Explanation: Early settlers used sheep for their meat, milk, and wool
C. Chloroplast
Chloroplast is chloroplast filled organelle that is found in plant cells and some green algae. Chloroplast is a kind of plastid- a round oval disk-shaped body, that is involved in the synthesis and storage of food stuffs.
Chloroplasts are distinguished from other types of plastids by their green color which results from the presence of two pigments namely chlorophyll A and chlorophyll B.
A function of these pigments is to absorb light energy in plants for powering the process of photosynthesis.
Sympathetic division and the parasympathetic division
Answer:
A. Medicine — Plasmids are used as an anti-stress medicine to cope with stress-related conditions. It is also used replicate proteins. It is also used in gene therapy.
B. Agriculture — It is used for metal resistances. It is also used for antibiotic resistances. It provide bacteria with genetic advantages.