A Punnett Square is a chart in which you cross two parents' offspring to figure out what traits their offspring may have. It helps give an estimate of the probability of the child having different attributes, such as eye color or hair color through the use of dominant and recessive alleles.
Answer: d. alternation of multicellular generations
Explanation:
The gametophytic as well as the sporophytic generations are alternative in the life cycle of the multicellular plants. This can be seen among the land plants. This feature cannot be seen in the algal species as they are unicellular in nature. Thus cannot be seen in the relatives of charophyta algae.
The Greenhouse Effect is the process in which the earth's surface if warmed when the sun's energy enters the earth atmosphere and is retained by the greenhouse gases in the earth's atmosphere. The rest of the radiant heat that didn't make it past our atmosphere is reflected into space.
If the earth did not rotate on its axis then the atmosphere would only circulate on its poles and the equator in a simple back and forth pattern.
The Brain region that is believed to play a critical role in OCD, is the orbital frontal cortex. Obsessive compulsive and related disorders are a group of overlapping disorders that generally involve intrusive, unpleasant thoughts and repetitive behaviors. An individual experiences thoughts and urgents that are intrusive and unwanted and/or the need to engage in repetitive behaviors or mental acts.