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tatyana61 [14]
3 years ago
8

Which of the following statements best describes proactive interference? 

Biology
2 answers:
ddd [48]3 years ago
5 0
A is the correct answer. Having majored in French history in the 1960s, Ken finds it difficult to grasp new discoveries about Marie Antoinette is the only positive progressive answer. B. While learning Italian, Lucy realizes she is losing her ability to speak Spanish.
C. Lauren can't recall the name of her new math teacher.
<span>D. Carter can't concentrate on geometry because he's thinking about asking Gina out on a date. these are all examples of no progress and negative things.
PLEASE MAKE ME BRAINLEIST 

</span>
Wewaii [24]3 years ago
4 0
The correct option is A.
Proactive interference refers to the tendency  of the knowledge that one had learned previously to prevent one from subsequent learning. Thus, proactive interference is the difficulty that comes with learning new things due to the stuffs that one had learned before. For instance, an individual may find it difficult to learn Spanish because he has previously learn German.<span />
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Radiation
Gnesinka [82]
Radiation: is the emission or transmission of energy in the form of waves or particles through space or through a material medium.

Examples: Radio waves, microwaves, infrared, visible light, ultraviolet, x-rays, and gamma radiation
8 0
3 years ago
Explain which type of succession occurs most often and why.
Afina-wow [57]
Secondary succession happens more often because it occurs after some kind of distribution that still leaves the soil intact (mudslide,bulldozing,shoveling,or scraping off an area)
6 0
3 years ago
Read 2 more answers
Based on the picture below, answer the following T/F questions. Explain your answer. a. The two chromosomes on the left (#1) are
STatiana [176]

Answer:

a) False.

b) True.

c) False.

d) True.

e) False.

f) True

g) True.

Explanation:

a) The main characteristic of homologous chromosomes is that they have an equal size. There is a difference in size on both chromosomes.

b) In number one, two chromosomes are homologous. In number two also two chromosomes are homologous. On the other hand, the chromosomes at number one and two are different. Each chromosome has two sister chromatids.

c) A DNA molecule has a double helix, that is, two chains. When a DNA chain is broken and a chromatide has a DNA chain, then two chromatids make up a chromosome and a DNA chain, in this way there are eight dsDNA molecules

d) If each chromosome contains a centromere, therefore, there are four centromeres on all four chromosomes.

e) If a chromosome contains four telomeres, therefore there will be sixteen telomeres.

f) The function of cohesin is to regulate the separation of chromatids in the cell division process. When DNA replication is complete, the DNA compacts and condenses to form mitotic chromosomes.

g) The CENPA protein is encoded by the CENPA gene.

4 0
3 years ago
Which of the following statements about dinoflagellates is true? Select one: A. All known varieties are autotrophic. B. Their wa
Valentin [98]

Answer: The correct option is D(Some produce toxic agents in the water).

Explanation:

Dinoflagellates are found in the phylum Dinoflagellata which are single celled organisms. They are mostly found in the ocean while few of them can live in streams, freshwater ponds and rivers. The following characteristics can be used to identify a Dinoflagellates, these include:

--> they are golden brown

--> they possess assimilative cell with indented waist.

--> they possess large nucleus with visible chromosomes.

It has been reported that many dinoflagellate species can produce various natural toxins. These toxins can be extremely toxic and many of them are effective at far lower dosages than conventional chemical agents. Therefore the option, Some produce toxic agents in the water, is a correct statement.

6 0
3 years ago
What were the three major observations that charles darwin contributed to evolution?
Volgvan

Answer:

The 3 major observations were:

1. More individuals are produced each generation that can survive.

2. Phenotypic variation exists among individuals and the variation is heritable (through parents' genes).

3. Those individuals with heritable traits better suited to the environment will survive.

Explanation:

Charles Darwin was a British naturalist who proposed the theory of known to everyone as  'The Theory of Evolution' through natural selection.

6 0
3 years ago
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