3 years ago

Why does a population that experiences exponential growth have a high chance of having a population crash?

2 answers:

7 0

The resources (food and water) needed for a species to survive may not be being produced at the same rate the population is growing. This could lead to starvation and death in the form of a population crash.

scoundrel [369]3 years ago

6 0

Answer:

He know about god listen the to end on April 2

Explanation:

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3 years ago

Read 2 more answers

You perform a test cross of the dihybrid AaBb and score the phenotypes of 1000 progeny. Assuming independent assortment, how man

Gnoma [55]

Answer:

Explanation:

The number of progeny expected to display the dominant phenotype for both the A and B genes should be 4.

A test cross usually involves crossing an individual whose zygosity is in doubt with an individual that is recessive for both alleles so as to ascertain the zygosity of the former. Hence, for a test cross involving AaBb:

AaBb x aabb

Progeny:

4 AaBb

4 Aabb

4 aaBb

4 aabb

Therefore, the number of progeny expected to display the dominant phenotype for both the A and B genes is 4.