Answer:
Identify how the physical barriers of the immune system protect the body against pathogens?
skin contains tightly packed cells
•skin is tough, flexible, and waterproof
Explanation:
Answer:
Not all matter and waves move the same direction, some do though
Explanation:
transverse wave--matter in the medium moves back and forth at right angles to the direction that the wave travels
compressional wave--matter in the medium moves back and forth along the same direction that the wave travels
Answer:
I believe it's B, its been a while since I last studied cells so I might be wrong
Explanation:
The right answer is inversion.
Inversion is a genetic mutation characterized by the end-to-end reversal of a portion of chromatid on a chromosome.
In other words, it is a double break then it is replaced after rotation of 180 ° of a chromosome segment (backward insertion).
We distinguish :
Paracentric inversions: The centromere in the chromosome is not included in the inversion.
Pericentric inversions: The centromere is included in the inversion which transforms a metacentric chromosome into an acrocentric chromosome.
Answer:
Protists are a diverse collection of organisms that do not fit into animal, plant, bacteria or fungi groups. While exceptions exist, they are primarily microscopic and made up of a single cell (unicellular), according to the educational website CK-12.
