You are presented with the question "What does changes in the structure of the Y chromosome do?" and the following answer choices: - reproduce - Male infertility - harm them - bending light rays - It expands - allow growth - Plant growth is reduced - Damages them Now knowing that mutations may change the structure of a chromosome or just change a single nucleotide and mutations in genes on the Y chromosome have been implicated in male genetic infertility, choose the best answer.
Male infertility
(Question)
You are presented with the question "black objects absorb all visible what?" and the following answer choices: - sunlight - microwaves - Energy. - black holes - dark matter - rays or beams - activation energy - heat energy Now knowing that if an object is black then that object absorbs all visible light and light seems to travel in rays or beams, choose the best answer.
(Answer)
rays or beams
Ques: You are presented with the question "What can be formed by mechanical weathering?" and the following answer choices: - NaCl - white - rock - tube - soils - Roads - Lakes - sand Now knowing that aglacier causes mechanical weathering and largest of the glacier-formed lakes is Karakul, choose the best answer.
Ans: Lakes
(Q).
You are presented with the question "Fossils are found in places that were previously covered in what?" and the following answer choices: - matter - earth - soils - dirt - water - wetland - rocks - erosion Now knowing that if fossils of a water animal or plant are found in a place then that place used to be covered by water in the past and common fossils include plant fossils like ferns, choose the best answer.
(A).
water
Ques:You are presented with the question "Where does human fertilization naturally take place?" and the following answer choices: - hard shelled egg - petri dish - bushes - man - Earth - eggs - woman - orchids Now knowing that fertilization takes place inside the female organism and fatty tissue in a woman's body produces female hormones, choose the best answer.

Ans:woman
Question: You are presented with the question "Loud noises can cause animals to what?" and the following answer choices: - run away - look for food - started - get started - threatened - Heart rate - take a bath - go to sleep Now knowing that loud noises can cause animals to startle and once startled, the animal runs away often taking short leaps and emitting low cries, choose the best answer.
Answer:
run away