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valkas [14]
3 years ago
9

Science please help!!!

Biology
2 answers:
artcher [175]3 years ago
8 0
Theshape and size of a cell is related to its function
Dmitriy789 [7]3 years ago
4 0
Size
Genetics.size and genetics
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Whats ATP ??????????
timofeeve [1]

Answer:

Adenosine triphosphate (ATP), energy-carrying molecule found in the cells of all living things. ATP captures chemical energy obtained from the breakdown of food molecules and releases it to fuel other cellular processes

4 0
3 years ago
A fruit fly population has a gene with two alleles, a1 and a2. tests show that 70% of the gametes produced in the population con
maksim [4K]
The answer is 0.42.

According to the Hardy-Weinberg equilibrium:
p + q = 1
p² + 2pq + q² = 1
where p is a frequency of a1 allele, q is a frequency of a2 allele, p² is a frequency of a1a1 genotype, 2pq is a frequency of a1a2 genotype, q² is a frequency of a2a2 genotype.

If <span>70% of the gametes produced in the population contain the a1 allele, then:
p = 70% = 0.7.
If p = 0.7 and p + q = 1, then q = 1 - p = 1 - 0.7 = 0.3

So, the proportion of </span>the flies that carry both a1 and a2 (a1a2 genotype) is:
2pq = 2 * 0.7 * 0.3 = 0.42
7 0
4 years ago
¿Qué tipo de célula apareció primero en la Tierra?:___, y se presentan en seres vivos como las:___ y se caracterizan porque:___.
Levart [38]

Answer:

Célula procariota y procariotas.

Explicación:

La célula procariota es un tipo de célula que apareció por primera vez en la Tierra hace unos mil millones de años. Estos tipos de células están presentes en los procariotas, lo que significa que estos organismos no tienen un núcleo verdadero o una membrana nuclear alrededor del núcleo y otros orgánulos de la célula. El ADN del organismo procariótico se encuentra en una parte central de la célula que se conoce como nucleoide. La pared celular de un procariota actúa como una capa adicional de protección, ayuda a mantener la forma y estructura celular y previene la deshidratación.

3 0
3 years ago
I need help asap
kobusy [5.1K]
B. skeletal and nervous system
3 0
3 years ago
Read 2 more answers
When an adult reproduces a child’s utterance as a semantically similar expression, but adds new information to model more comple
dem82 [27]

Answer:

<em>The correct option is A) recasting</em>

Explanation:

Recasting can be described as a method for teaching a language in which the instructor corrects the learner by repeating the error back in a corrected format. In this way, the learner recognizes where he made a mistake and tends to understand it.

Parents often use the technique of recasting to teach their children new complex words or to correct them if they speak any wrong word.

6 0
3 years ago
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