Answer:
lipid, fatty acid, cell membrane
protein, amino acid, enzyme
carbohydrate, sugar, starch
nucleus acid, nucleotide, DNA
Answer:
B (nematocysts)
Explanation:
A nematocyst is a long, thin, coiled stinger. It has a barb that may inject poison. These tiny poison "darts" are propelled out of special cells. They are used to attack prey or defend against predators.
Have an awesome day friend! :D
Answer:
During crossing over, part of one chromosome is exchanged with another. The result is a hybrid chromosome with a unique pattern of genetic material. Gametes gain the ability to be genetically different from their neighboring gametes after crossing over occurs.
Needles.
Sharing needles or things that you can eject through your skin (ex. drugs)
Infected tattoo needle that wasn't cleaned and disinfected properly
Answer:
Yes
Explanation:
Humans can be attacked by many microbes like bacteria, viruses, fungi, and parasites like flatworms, etc. These parasites and microbes cause different infections and diseases in humans.
This is true to most other species that they also face a similar array of parasite because every species represents a source which can be exploited by an array of parasites. Each parasite attacks on specific organs or tissue which allow different parasite to attack different organs. Therefore it is reasonable.