Carrier protiens are responsible for transport of substances down in facilitated
<span>diffusion</span>
<span>Homologous chromosomes pair up and form tetrad during what phase in meiosis
Prophase 1 would be the phase that this would happen in meiosis.</span>
Answer:exposure to radiation
natural errors in cellular process
Subjection you’re Xrays
Explanation: if gametes aren’t being separated or divided you can of course have chromosome mutation. Also, exposure to certain chemicals, or radiations Will also cause chromosome mutations.
Answer:
The hydrosphere is made up of mostly fresh water.
Explanation:
ocean water, which is mostly salt water, makes up 97% of the hydrosphere. ... The hydrosphere provides fresh water for drinking. The lithosphere provides soil for growing food and shelter.
Answer:
A mineral is a naturally occurring, inorganic solid with a definite chemical composition and a crystalline structure formed by geological processes. A rock is an aggregate of one or more minerals whereas a rock may also include organic remains and mineraloids.
Explanation:
