Answer:
C. Chromosomes are replicated and produce identical copies during DNA replication.
Explanation:
C clouds
Clouds form when the invisible water vapor in the air condenses into visible water droplets or ice crystals
Answer:
b. giving birth to live young (viviparous)
Explanation:
Monotremes include duck-billed platypus and few other mammalian species that are oviparous. These mammalian species do not give birth to young ones, that is, they are not viviparous. Rather they lay eggs and are oviparous.
These species are also characterized by the absence of teeth. The primitive monotremes also exhibit external fertilization.
Examples of egg-laying mammals include anteaters or echidnas and the duck-billed platypus. The laid eggs are carried by females in an abdominal ouch to keep them warm.
<span>Pond organism is unicellular and crab is multi cellular.
The simplest level at which life exist is called the cell. Unicellular organism contain only one cell while multi cellular organisms contain more than one cell. Multi cellular organisms can be organized into various levels such as Cells>tissues> organs>organ systems> organism. Thus pond organism is unicellular under microscope and crab is multi cellular.</span>
CHNOPS
Carbon
Hydrogen
Nitrogen
Oxygen
Phosphorus
Sulfur
