When a doctor is able to determine the sex of the fetus during an ultrasound, which stage of development is the fetus in? third trimester blastocyst formation first trimester second trimester

second trimester

Explanation:

The second trimester, which is week thirteen to week twenty four, the foetus would have develop enough to be picked up by the ultrasound scan. At this stage, the doctor can easily determine the sex of the foetus whether it is a boy or a girl.

the organisms are not adapted to live in some communities or habitats.

a

explanation:

many plants naturally reproduce this way, but it can also be induced artificially. horticulturalists have developed asexual propagation techniques that use vegetative plant parts to replicate plants. success rates and difficulty of propagation vary greatly. monocotyledons typically lack a vascular cambium and therefore are harder to propagate.