The placenta forms at 8 weeks, and develop for 6 weeks. hope this helps
<h2>Elk forested Area Avoid Riverbanks</h2>
Explanation:
- Predators clearly can impact the size of prey species populaces through direct mortality, which, can impact all out scavenging pressure on explicit plant species or whole plant networks
- Predation hazard can likewise have populace ramifications for prey by expanding mortality, as indicated by the "predation delicate nourishment" theory
- The Gros Ventre River, which depletes around 600 square miles of eastern Jackson Hole and the mountains more remote east is the biggest waterway on the asylum. The generally wide stream diverts are vigorously meshed in territories where geologic materials are of low erosional opposition, just like the case on the shelter. The various rock bars in the river channel have next to zero vegetative spread, thus, of yearly flooding and disintegration
- Hence, the right answer is "Elk tend to avoid riparian areas and wooded riverbanks"
Answer:
They are thick, strong and made up of thousands of tubulin which are spiral in shape.
Explanation:
In eukaryotic cells, they have microtubules which are fibres serving as tracks for cell to cell transport and regulate the shape of a cell.
Microtubules are different from other cytoskeletal filaments because they possesses a cylindrical shape with the tube having a larger diameter of 20-25 nm as compared to microfilament that have a diameter of 3-6 nm.
Microtubules are made of subunits of proteins called tubulin named alpha and beta that is not present in other cytoskeletal filaments.
<span>it has a specific activation site for enzyme attachment</span>