Answer:
during the Cambrian Period of the Paleozoic Era.
Explanation:
The Paleozoic is the earliest era (of three) of the Phanerozoic Eon and is composed of six geologic periods: the Cambrian, Ordovician, Silurian, Devonian, Carboniferous, and Permian (in that order from earliest to the latest). Fish first appeared about 530 million years ago during the Cambrian explosion.
A calorie is a unit of.
Energy.
The Calorie used on food labels is equal to.
1000 calories<span>.</span>
Answer:
Organs are structures made up of two or more tissues organized to carry out a particular function, and groups of organs with related functions make up the different organ systems.
Explanation:
hope it helps
The genotypes of the parents to produce offspring with the genotypes FF and Ff are FF and Ff.
<h3>What is Punnett square?</h3>
The Punnett square is a graphical representation used to determine the frequency of a given genotype.
In this case, the Punnett square may be (alternatively, parents can also be heterozygous):
F f
F FF Ff
F FF Ff
In conclusion, the genotypes of the parents are FF and Ff.
Learn more about Punnett square here:
brainly.com/question/3522181
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