Answer:
b. It allows gas exchange while preventing water loss
Explanation:
Amniotic eggs are the feature of land animals such as reptiles, birds, mammals, etc. The amniotic eggs have four extra-embryonic membranes. This semipermeable protective shell allows the exchange of respiratory gases but does not support the transport of water out of the egg.
The ability to maintain the water inside the egg while permitting gaseous exchange is the specific feature of amniotic eggs and allowed diversification of land animals in the land habitats.
Answer:
The type of food Bob is given.
Explanation:
An independent variable in an experiment is the variable that is changed. Here, the type of food is the only thing that is changed and the amount of water, temperature and other variables were kept constant (same). Thus, the independent variable is the type of food Bob is given.
C-Placing key events of the French Revolution in chronological order.
The process in which green plants use sunlight to make their own food.
Photosynthesis is necessary for life on Earth.
Photosynthesis requires sunlight, chlorophyll, water, and carbon dioxide gas.
It is the number one source of oxygen in the atmosphere.
Explanation:
Monomers are small molecules, mostly organic, that can join with other similar molecules to form very large molecules, or polymers. Polymers are chains with an unspecified number of monomeric units. a polymer. Homopolymers are polymers made by joining together monomers of the same chemical composition or structure.