mack303
mack303
22-01-2019
Biology
contestada
can natural selection cause new variation?
Respuesta :
bawi86
bawi86
22-01-2019
Genetic variation is essential for natural selection because natural selection can only increase or decrease frequency of alleles that already exist in the population. Genetic variation is caused by: mutation. random mating between organisms.
Answer Link
VER TODAS LAS RESPUESTAS ( 72+ )
Otras preguntas
What is a major difference between facilitated diffusion and active transport? Question 3 options: Active transport moves substances against the concentration g
Which two consecutive whole numbers is the value of 21−−√ between?
When Toyota introduced its Scion line of cars, the lowest-price model was listed for $15,000 while the highest-priced model was listed for $21,000, with two oth
A Carmen le encantan las computadoras. Ahora necesita una que (1) sea You answered más rápida porque la que (2) es You answered ahora no está funcionando bien.
The Rabbula Gospels was an illustrated book of gospels that represented biblical events in a symbolic, abstract way. In the Crucifixion illustration of the Rabb
A stock has a beta of 1.48 and an expected return of 17.3 percent. A risk-free asset currently earns 4.6 percent. If a portfolio of the two assets has a beta of
A fair coin is tossed four times, and each time the coin lands heads up. if the coin is then tossed 1996 more times, how many heads are most likely to appear fo
A bobsled starts at rest then races down a 200m track with a constant acceleration. The bobsled starts 40 m off the ground then races down the track 200m to the
If the sum of a number and -3 is doubled the result is 1 half times the number. Find the number
what is the answer to the problem 11% of 21
