Mastication is the process by which food is crushed and ground by teeth. It increases the surface area of foods to allow a more efficient break down by enzymes.
Answer: they’re mammals
Explanation:
Whales differ from fish because even though they are aquatic animals they are mammals and have the surface for oxygen. They also differ from fish by birthing live young
Answer: blood travels from the heart through arteries and blood travels to the heart through the veins.
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If there are 16 alleles for tongue curling, then 16 is the maximum and 8 is the minimum number of people exhibiting the trait.
<h3>What is a dominant trait?</h3>
In genetics, complete dominance is a phenomenon where only one allele is sufficient to express a trait.
A homo-zygous is an individual having the same alleles or gene variant for a specific gene locus.
A heterozygous is an individual having two different alleles or variants for a specific gene locus.
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Nervous system
Nervous system is made up of organized group of cells (neurons)
that specialized for the conduction of electrochemical stimuli or signals from
sensory receptor to other sites. Thus, these signals are sent in form of
electrochemical waves that travel through thin fibers called axons. They are
made up of two parts namely: Central Nervous system and Peripheral Nervous
system.
