All categories

3 years ago

When light energy excites electrons in photosystem where do the electrons to replace them come from

1 answer:

8 0

Light excites the electrons in chlorophyll a molecules of photosystem 1. As these electrons move to another primary electron receptor, electrons from photosystem 2 replace them.
Therefore the answer is FROM PHOTOSYSTEM 2.

You might be interested in

Free energy in the cell creates disorder. Cells harness free energy to drive unfavorable reactions by using Activated Carrier Mo

Tcecarenko [31]

Answer:

Explanation:

NADPH (Nicotinamide Adenine Dinucleotide Phosphate) and ATP (Adenosine Triphosphate) are forms in which energy is stored in metabolic reactions

5 0

3 years ago

Which of the following is not an accurate portrayal of antisocial personality disorder?a.People with this disorder suffer little

Phoenix [80]

The correct answer is: d.Most people with this disorder are female.

Antisocial personality disorder - ASPD also called sociopathy is a personality disorder in which person doesn’t pay attention to the rights of others. The behavior of people with this disorder :

• Consistently not showing no regard for right and wrong,

• Ignoring the feelings of others,

• Antagonization and, manipulation,

• Not showing guilt or remorse .

Sometimes even destructive and criminal behavior might appear.

8 0

3 years ago

What formulation of zinc has been found somewhat effective in treating the symptoms of the common cold??

amm1812

The formulation of zinc that has been found somewhat effective in treating the symptoms of the common cold is the zinc gluconate. Zinc gluconate may also be used to treat and to prevent zinc deficiency. Zinc is an important mineral for growth and for the development and health of body tissues.

8 0

3 years ago

Which statements describe the inheritance of traits? Select three options.

liraira [26]

Answer:

The correct options are:

All traits are inherited.

Offspring inherit one allele for a gene from each parent.

An offspring with two identical alleles for a trait is homozygous.

Explanation:

In the biological world, a trait can be described as a genetic characteristic which makes up an organism. Every organism has a particular set of traits.

Traits are inherited from parents, however they can be influenced by the environment.

The alleles of a gene make up the genotype and the influencing phenotype. An organism acquires one allele for the gene pair from each parent.

When both the alleles of a gene pair are similar, the organism is said to be homozygous for the trait. If both the alleles of a gene pair are different, the organism is said to be heterozygous for the trait.

3 0

3 years ago

Read 2 more answers

Drought can affect soil health. How might an extended drought impact soil formation?

11111nata11111 [884]

Answer:

it might make it crack and harden it will also make it chucky instead of soft grassy fertal soil it will have almost no vitimin for plants to grow or to stay healthly

Explanation:

i am smort

7 0

3 years ago