Answer:
spindle fibers act as guides for the alignment of the chromosomes as they separate later during the process of cell division.
Explanation:
They play a role in mitosis of animal cells and plant cells are able to reproduce without them.
Research however has shown that mitosis can take place in animal cells after centrioles have been destroyed. ... In higher plants mitosis takes place perfectly satisfactorily with microtubules forming spindle fibres but without the help of centrioles.
Hope this helpse!! Brainliest?? Anyways have a great day my loves<3
Answer: Mitochondria are shaped to maximize their productivity. They are made of two membranes. The outer membrane covers the organelle and contains it like a skin. The inner membrane folds over many times and creates layered structures called cristae.
I think the answer is offspring
Answer:
Yes
Explanation:
An enzyme is a protein that changes the rate of a chemical reaction.
Answer:
As Jane exercises her heart rate and breathing rate increase because he muscles are asking for more oxygen and get rid of more carbon dioxide. More blood is diverted towards the muscles as they need more oxygen for respiration. She needs to burn glucose with oxygen and water to produce energy so she can run. The way she can get this oxygen into her body is through her lungs. Where oxygen from the air diffuses into the blood and carbon dioxide diffuses out.
