Answer:
Thigmotropism is defined as a negative or positive directional response in a plant or part of a plant such as a plant organ, that is caused by an external stimulus such as touch or contact with any solid object. The factor that causes the stimulus is a hard surface that can change the direction of growth of the plant or part of the plant. Hope this helps :)
Explanation:
3. Underline of italicize the title
Answer:
during this process the nucleic of the male and female gametes are fused in order to create a zygote .known as fertilisation.Gametes contain half the number of chromosomes of all other cells in the organism .Meaning they are haploid .
Cells responsible for fertilisation:
fertilisation is the fusion of the nucleus of a male gamete with the nucleus of a female gamete ,producing a new cell called a zygote
hope it helps
Answer:
glucose
Explanation:
glucose is the bodies main energy source
Answer:
Premenstrual syndrome
A group of symptoms that occur in women, typically between ovulation and a period.
Very common
More than 3 million US cases per year
Usually self-treatable
Usually self-diagnosable
Lab tests or imaging not required
The cause isn't fully understood but likely involves changes in hormones during the menstrual cycle.
Symptoms include mood swings, tender breasts, food cravings, fatigue, irritability, and depression.
Lifestyle changes and medications may reduce symptoms.
Explanation:
