Answer:
Explanation:
First-generation (F1) progeny only showed the dominant traits, but recessive traits reappeared in the self-pollinated second-generation (F2) plants in a 3:1 ratio of dominant to recessive traits. Mendel then crossed these pure-breeding lines of plants and recorded the traits of the hybrid progeny
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Answer:
Jaws and a swimming bladder
Explanation:
A defining characteristic between sharks and rays that distinguish them from ray-finned fish is the *possession of jaws in sharks* and rays;and the *possession of swimming bladder in ray-finned fishes*.
Characteristics of sharks and rays are as follows :
They are cartiiliginous fishes; they possess *strong jaws* lined with teeth; body dorsoventrally flattened, fusiform (spindle shaped) with heterocercal tail(diphycercal in Chimaeras); paired fins; *no swimming bladder or lungs*; pelvic fins in males often modified to form clappers; Gill arches internal to gills; reduced notchord; lateral-line system; paired nostrils; internal nares absent; separate sexes; internal fertilization and direct development; oviparous, oviparous, or ovoviviparous. Examples include, Spiny dog fish or dog shark, Ray Raja, Chimaera.
Characteristics of ray-finned fishses:
They generally lack paired fins; no internal nares; *air sacks usually function as swimming bladder*; skeleton usually well ossified. Blind olfactory sacs (do not open into the mouth); Tail homocercal. Examples include Tilapia, Claris,and Polypterus.
Homo sapiens means wise human being, it one of several species grouped into the genus Homo, but it is the only one that is not extinct. It is the specie where all human beings belong. They replaced Neanderthals during 30,000 BC. Scientists believe that Homo sapiens appeared in Africa between 150,000 and 200,000 years ago.
According to Rosa Beth moss Kanter, segmentalist organizations are characterized by the compartmentalization of problem-solving.
<h3>What is a Organization?</h3>
An organization is a group of individuals working together to achieve predetermined goals. It can be viewed as a social structure that includes all formally recognized human interactions. The organization includes task alignment with respect to the company's ultimate aim and the division of labor among personnel.
It can also be referred to as the second-most significant managerial activity, coordinating employee efforts, acquiring resources, and fusing the two in support of organizational objectives.
Goals are the focus of organization, which works to achieve them through careful planning and activity coordination. It is based on the idea of task division and establishes a hierarchy of authority and responsibility among the organization's members.
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