Pigments absorb light used in photosynthesis.Set of wavelengths that a pigment doesn't absorb are reflected.
Answer:
they are covered by fruit.
Explanation:
since angiosperm means covered seeds, they usually refer to the seeds that have a outer cover thats helps to protect them like fruit
extra info:
gymnosperms are known as naked seeds and they usually refer to the pines present on trees
im sorry if this wasnt any help..i tried my best
Answer:
3D-printed blood vessels incorporating living cells may help take vascular disease out of circulation for good.
Blood clots and fatty plaque residues on vessel walls can hinder or block blood flow and increase pressure in the vascular system. That deprives tissues and organs throughout the body of oxygen and nutrients their cells need to survive. Over time, a patient’s risk increases for cardiac emergencies like heart attack and stroke, as well as for chronic debilitating complications like leg pain, organ failure, tissue death, and gangrene.
Explanation:
The primary goal of the Kyoto Protocol is c.address the problem of global warming by committing participating nations to policies that reduce greenhouse gas emissions.
The first Kyoto Protocol commitment period ended last 2012. Its second commitment period under the Doha Amendment will last until 2020.
Ans. (B). Genes.
The chemicals that kill the weeds are known as herbicides. Herbicide-resistance is defined as the inherited ability of weeds to survive an application of herbicide, that can kill a normal weed plant of same species.
The resistance develops due to mutations in genes that were sensitive to those chemicals in wild-type forms. As genes are responsible for transfer of characteristics from one to another generation, the herbicide-resistance is also passed down to generations through genes.
Thus, the correct answer is option (B).
