Characteristics of Lancelets:
Small
Elongated
Marine invertebrate
Lacks a jaw
No sense organs
Has a notochord
Example: Lamprey
Characteristics of Tunicates:
Marine invertebrate
Has an outer coat that is rubbery or hard
Has two siphons
Examples: sea squirts, salps
I hope this is the answer that you were looking for.
<u>Answer:</u>
The<u> Lead </u>toxicity can result in slow growth and iron-deficiency anemia, and can damage the brain and central nervous system.
<u>Explanation:</u>
Lead poisoning is a form of metal poisoning in the body which is triggered by lead. The most prone of these is the brain. Signs can be abdominal pain, indigestion, fatigue, irritability, problems with memory, failure to have children and numbness in the hands and feet.
It triggers nearly 10 per cent of quite unknown cause's intellectual disability and can lead to behavioral problems. A few of the consequences are irreversible. In extreme cases there may be coma, anemia, seizures or death.
Answer:
c is the correct steps for process of genetic engineering.
Answer:
Cell theory explains how cells function rather than predicting how they function.
<span>As far as I know about black snails is the fact that the Black Mystery
belongs to the genus Pomacea, Ampullariidae
family. This family is also often called Apple Snail, and it contains a nearly
120 different species of snails. I know that increase in the number of black
snails can best be explained by the high teperature in which black snails are.
It's the main reason of their reproduction.</span>
