Rocks are made up of minerals
Answer:
A
Explanation:
Sucrose is actively transported AGAINST a concentration gradient into sieve-tube elements. Technically, the sieve-tube elements LACK (have no) NUCLEI but the adjacent companion cells do. Companion cells are CLOSELY ASSOCIATED with sieve tubes and ALSO CARRY OUT ALL THE CELLULAR FUNCTIONS of the sieve tubes as well.
There are lots of exact measuring systems we use in science. Here are just a few measurement words you may find in chemistry and science
° Liter - Metric unit for measuring volume
° Gram - Metric unit for measuring mass
° Meter - Metric unit for measuring length
° Ruler, meter stick, tape measure - Tools used to measure length
° Thermometer - Tool used to measure temperature
↑ ↑ ↑ Hope this helps! :D
Answer:
The correct answer is D) the vacuoles can "come and go" across the plasma membrane.
Explanation:
The endosymbiotic theory exposes that mitochondria and chloroplasts were "swallowed" several years ago by a prokaryotic cell, that then became eukaryotic. These two organelles were originally two living and independent organisms, that's why the have their own DNA and also divide splitting. Anyway, the endosymbiotic theory does not explain anything about vacuoles and also, the sentence is not true. No organelle can come and go across the membrane, it's impossible for an organelle to break such barrier.
Answer:
Malrotation causes intestines to tangle.
