Photosynthesis If you are talking about plants they use photosynthesis
The correct answers are:
• that dark matter exists
The existence of dark matter (invisible matter) is generally accepted and it is believed that this matter is about 85% of the total matter in the universe and it is composed of undiscovered subatomic particles.
• that invisible matter must be influencing the rotation of galaxies
Dark matter is crucial for explaining why galaxies can spin without tearing themselves apart.
Answer:
D. cell, tissue, organ, organ system, organism
Explanation:
also before cells there are also (and in order) atoms, molecules, organelles
(have a great day!)
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The answer would be "<span>Cyclins are proteins that regulate when and how often a cell divides". Cyclins belong to a family of proteins that control the progression of a cell through its respective cell cycle. This is initiated by activating cyclin-dependent kinase (CDK) enzymes which regulate </span>transcription of RNA and process mRNA during mitosis.
Answer:
selective breeding always produces unhealthy offspring
Explanation:
false becasue its mostly healthy and dominant genes
